Upload log
Below is a list of the most recent file uploads. See the gallery of new files for a more visual overview.
(newest | oldest) View (newer 250 | older 250) (20 | 50 | 100 | 250 | 500)- 10:14, 28 April 2024 Dronkers J (talk | contribs) uploaded File:SettlingvelocityBarataria.jpg (Settling velocity as function of the velocity shear rate measured in Barataria basin (USA Gulf coast). Redrawn after McDonell et al. (2024).)
- 17:02, 27 April 2024 Dronkers J (talk | contribs) uploaded a new version of File:OsmosisProcess.jpg (Osmosis through a semi-permeable membrane that allows passage of solvent molecules (blue) while blocking the passage of solute molecules (red).)
- 13:23, 22 April 2024 Dronkers J (talk | contribs) uploaded File:Lysocline.jpg (Zones of calcite and aragonite dissolution. Redrawn after Harris et al. (2023).)
- 19:55, 15 April 2024 Dronkers J (talk | contribs) uploaded File:RippleRegimeTransportCompressed.gif (Wave-induced sand transport over a seabed ripple. Courtesy Jebbe van der Werf.)
- 17:59, 6 April 2024 Dronkers J (talk | contribs) uploaded a new version of File:BeachClassification.jpg (Beach morphologies according to the parameters <math>\Omega</math> and <math>RTR</math>. Reflective beaches are found in the red zone and dissipative beaches in the blue zone.)
- 14:34, 4 April 2024 Dronkers J (talk | contribs) uploaded File:MangroveRootSystems.jpg (Mangrove root systems. Avicennia, Rhizophora and Bruguiera, from left to right, after Marchand (2008))
- 16:23, 1 April 2024 Dronkers J (talk | contribs) uploaded File:BeachRockBrazil.jpg (Beachrock along the Brazilian coast.)
- 16:12, 31 March 2024 Dronkers J (talk | contribs) uploaded File:WaveTransmissionEasternScheldtOysterReef.jpg (Comparison of Eq. (1) (red dashed line) with the wave transmission coefficient measured (blue/green/yellow dots)on an oyster reef in the Eastern Scheldt (Netherlands). Insert: Shape of the oyster reef.)
- 14:48, 30 March 2024 Dronkers J (talk | contribs) uploaded File:PontoonBreakwaters.jpg (Different types of pontoon breakwaters.)
- 20:16, 28 March 2024 Dronkers J (talk | contribs) uploaded File:SubmergedBreakwaterErosionSedimentation.jpg (Flow circulation patterns behind a submerged breakwater for shore-normal wave incidence. Beach erosion or beach accretion may occur depending on the type of circulation pattern.)
- 21:34, 26 March 2024 Dronkers J (talk | contribs) uploaded File:ColumnRevetment.jpg (Column revetment of Marazion sea wall, Cornwall, United Kingdom. Credit: Charles Gould. Licensed under Creative Commons)
- 19:09, 27 February 2024 Dronkers J (talk | contribs) uploaded File:WavePlungeLipari.jpg (Plunging wave, still from the video by Vincentz 2013 https://zenodo.org/records/8070591 under licence CC Y-SA (attribution and share-alike).)
- 17:08, 23 February 2024 Dronkers J (talk | contribs) uploaded File:PsephurusGladius.jpg (The Chinese paddlefish (''Psephurus gladius''). Image public domain.)
- 11:56, 23 February 2024 Dronkers J (talk | contribs) uploaded File:WavePlunge.jpg (Plunging wave, still from the video by Vincentz 2013 https://zenodo.org/records/8070591 under licence CC Y-SA (attribution and share-alike).)
- 19:03, 22 February 2024 Dronkers J (talk | contribs) uploaded File:ArcticIceCover.jpg (Arctic sea ice extent for several years between 2012 and 2024 compared to the average extent over the period 1981-2010. The gray areas around the median line show the interquartile and interdecile ranges of the data. Image credit National Snow and Ice...)
- 17:59, 16 February 2024 Dronkers J (talk | contribs) uploaded File:Gabion-hengistbury-head.JPG (Picture of Gabions at hengistbury head. Taken by teacher (Mr. grice) and uploaded by en:User:Lmc169 |Source=Originally from [http://en.wikipedia.org en.wikipedia]; description page is/was [http://en.wikipedia.org/w/index.ph)
- 12:59, 16 February 2024 Dronkers J (talk | contribs) uploaded File:CoastalErosionSophieDay.png (Coastal erosion, England. Photo credit Sophie Day. Creative Commons Licence. https://www.weforum.org/agenda/2022/10/coastal-erosion-environment-uk-climate/)
- 15:43, 14 February 2024 Dronkers J (talk | contribs) uploaded File:NorthSeaEmodnet.jpg (North Sea bathymetry. From [https://www.marineregions.org/gazetteer.php?p=image&pic=115811 EMODNET] Creative Commons licence)
- 22:05, 8 February 2024 Dronkers J (talk | contribs) uploaded File:OilSlick.jpg (Aerial image of an oil slick. Photo credit The Norwegian Coastal Administration/NOFO/Sundt Air. https://www.sciencenorway.no/environmental-protection-environmental-technology-forskningno/detecting-oil-spills-with-satellite/1460647)
- 18:23, 6 February 2024 Dronkers J (talk | contribs) uploaded File:WaddenOilSpill.jpg (Numerical simulation of oil spill locations 5 days after hypothetical oil releases on 15th of March 2008 at 04:00 UTC from a black oil tanker and a blue oil tanker. Dashed spills are mixed over the water column by dispersant application. Full black and...)
- 17:44, 4 February 2024 Dronkers J (talk | contribs) uploaded File:EuropeanShagChristophMoning.jpg (European shag (''Gulosus aristotelis''). Photo credit Christoph Monin [https://ebird.org/science/status-and-trends ebird.org])
- 17:27, 4 February 2024 Dronkers J (talk | contribs) uploaded File:DeepwaterHorizonWikimedia.jpg (The Deepwater Horizon on fire. Photo Wikimedia.)
- 17:16, 4 February 2024 Dronkers J (talk | contribs) uploaded File:PrestigeSinkingWikimedia.jpg (Sinking of the Prestige. Photo Wikimedia.)
- 17:00, 4 February 2024 Dronkers J (talk | contribs) uploaded File:ExxonValdezShigenaka.jpg (Exxon Valdez at Outside Bay, May 1989. Photo credit Gary Shigenaka, NOAA.)
- 19:47, 19 January 2024 Dronkers J (talk | contribs) uploaded a new version of File:ConvergingEstuarySchematization.jpg (Schematization of a strongly converging estuary. (a) Plan view; (b) 3D view.)
- 17:06, 15 January 2024 Dronkers J (talk | contribs) uploaded File:WaveSpitLagoon.jpg (Schematic plan view of a wave-dominated estuary/lagoon semi-closed by a sand spit (highly oblique wave incidence).)
- 17:05, 15 January 2024 Dronkers J (talk | contribs) uploaded File:WaveBarrierIslandLagoon.jpg (Schematic plan view of a wave-dominated estuary/lagoon with barrier island (close-to-normal wave incidence).)
- 17:04, 15 January 2024 Dronkers J (talk | contribs) uploaded File:WaveTideBarrierIslandsEstuary.jpg (Schematic plan view of a wave- and tide-dominated estuary with barrier islands (close-to-normal wave incidence).)
- 17:03, 15 January 2024 Dronkers J (talk | contribs) uploaded File:WaveTideSpitEstuary.jpg (Schematic plan view of a wave- and tide-dominated estuary (highly oblique wave incidence).)
- 16:52, 15 January 2024 Dronkers J (talk | contribs) uploaded a new version of File:EstuaryColors.jpg (Colors in estuary planviews)
- 18:22, 27 December 2023 Dronkers J (talk | contribs) uploaded a new version of File:MgmtRealignWallaseaIsland.jpg (Salt marsh restoration Wallasea Island, UK, by managed realignment. Photo credit John Akerman.)
- 18:00, 27 December 2023 Dronkers J (talk | contribs) uploaded File:MgmtRealignWallaseaIsland.jpg (Managed realignment Wallasea Island, UK.)
- 14:12, 27 December 2023 Dronkers J (talk | contribs) uploaded File:GrassCoveredSeadike.jpg (Grass covered dike, Wolphaartsdijk - Veerse Meer, Zeeland, Netherlands (Image Bank Rijkswaterstaat, photo Jan van den Broeke).)
- 13:28, 27 December 2023 Dronkers J (talk | contribs) uploaded File:OysterReefConstructionEcoshapeSmall.jpg (Development of an oyster reef in the Eastern Scheldt (Netherlands) for protection against tidal flat erosion. Photo credit Ecoshape Building with Nature https://www.ecoshape.org/en/)
- 12:55, 27 December 2023 Dronkers J (talk | contribs) uploaded File:ReefBallEcoshape.jpg (Left: Reef balls. Right: Reef ball breakwater. Image credit Ecoshape Building with nature. https://www.ecoshape.org/en/)
- 11:54, 27 December 2023 Dronkers J (talk | contribs) uploaded File:ReefBallBreakwater.jpg (Reef ball breakwater. Image credit Ecoshape Building with Nature https://www.ecoshape.org/en/)
- 22:35, 25 December 2023 Dronkers J (talk | contribs) uploaded File:NematodeCaenorhabditisElegans.jpg (Nematode ''Caenorhabditis elegans''. Photo credit Bob Goldstein, UNC Chapel Hill)
- 22:30, 25 December 2023 Dronkers J (talk | contribs) uploaded File:HarpacticoidCopepod.jpg (Harpacticoid copepod. Photo credit Lodewijk van Walraven.)
- 22:52, 13 December 2023 Dronkers J (talk | contribs) uploaded a new version of File:PorePressureBuildUp.jpg (Time variation of pore water pressure at a certain depth. After Sui et al. 2020.)
- 18:44, 21 November 2023 Dronkers J (talk | contribs) uploaded File:NourishmentLongshore.jpg (Evolution Gaussian-shape nourishment (a = 100 m, \sigma_0 = 1000 m) with littoral drift (<math>Q_0 = 4 \, 10^5 m^3/yr)</math> and berm height + closure depth <math>D = 8 m</math>. Blue curve: <math>t=0</math>, red curve <math>t=10 year</math>. No cross...)
- 23:11, 17 November 2023 Dronkers J (talk | contribs) uploaded File:WaveAngles.jpg (Wave incidence angles in a 1-line model where the breaker line is parallel to the shoreline.)
- 20:37, 16 October 2023 Dronkers J (talk | contribs) uploaded File:DistributionNonLinearWaves.jpg (The probability density distributions Eq. (C3) for <math>S=0</math> (blue) and <math>S=0.3</math> (red).)
- 20:36, 16 October 2023 Dronkers J (talk | contribs) uploaded File:AiryFunction.jpg (The Airy function.)
- 20:28, 13 September 2023 Dronkers J (talk | contribs) uploaded File:DuneFootRecovery.jpg (Examples of dune-foot retreat and recovery. 7a. Variation of the dune-foot position in a beach transect of the island Walcheren (Netherlands) over the period 1900-2010 (solid white line, based on annual surveys of Rijkswaterstaat <ref>Jeuken, C., Ruess...)
- 11:09, 20 August 2023 Dronkers J (talk | contribs) uploaded File:WorldProdFisheryAquacultureFAO2020.jpg (Global trends in different types of fisheries, showing the fast increase of aquaculture. In 2020 the total aquaculture production (algae mariculture excluded) exceeded the production of capture (wild) fisheries. The production of inland aquaculture was...)
- 16:13, 10 August 2023 Dronkers J (talk | contribs) uploaded File:EmilianiaHuxleyi.jpg (''Emiliania huxleyi'')
- 17:28, 7 August 2023 Dronkers J (talk | contribs) uploaded File:Mytilus Edulis.jpg (''Mytilus edulis'')
- 17:26, 7 August 2023 Dronkers J (talk | contribs) uploaded File:MagallanaGigas.jpg (''Magallana gigas'')
- 17:25, 7 August 2023 Dronkers J (talk | contribs) uploaded File:AbraAlba.jpg (''Abra alba'')
- 17:25, 7 August 2023 Dronkers J (talk | contribs) uploaded File:ArgopectenPurpuratus.jpg (''Argopecten purpuratus'')
- 18:36, 6 August 2023 Dronkers J (talk | contribs) uploaded File:KelpGlobalDistribution.jpg (Global distribution of kelp species. From the Kelp Restoration Guidebook TNC-KFA-Kelp-Guidebook-2022.pdf)
- 10:23, 6 August 2023 Dronkers J (talk | contribs) uploaded File:SeahorseSeagrassMeadow.JPG (Seahorse. Photo credit N. Garrick-Maidment)
- 16:32, 5 August 2023 Dronkers J (talk | contribs) uploaded File:BeachScrapingOldBarBeach MidCoastNSW.jpg (Beach scraping Old Bar Beach New South Wales, Australia. Photo credit MidCoast Council.)
- 21:46, 22 July 2023 Dronkers J (talk | contribs) uploaded File:ReefShape.jpg (Example of a typical reef shape.)
- 15:19, 4 July 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmissionGraph.jpg (Graphical estimate of the wave transmission coefficient as a function of the relative freeboard, based on laboratory data. The red glow of the curve indicates the level of accuracy.)
- 13:56, 4 July 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmissionGraph.jpg (Graphical estimate of the wave transmission coefficient as a function of the relative freeboard, based on laboratory data.)
- 21:14, 1 July 2023 Dronkers J (talk | contribs) uploaded File:StratificationETM.jpg (Cartoon explaining the effect of density stratification on the estuarine turbidity maximum (ETM). Red = sea water, blue = river water. Yellow dots = fluvial sediment, violet dots = marine sediment. Left panel: Strong stratification. Right panel: Weak s...)
- 10:51, 25 June 2023 Dronkers J (talk | contribs) uploaded a new version of File:TidalRangeHistory.jpg (Increase of the tidal range at inland seaports along tidal rivers in Europe during the past century.)
- 13:57, 24 June 2023 Dronkers J (talk | contribs) uploaded File:ElbeTideHistory.jpg (Evolution of the HW and LW tidal levels in the Elbe at Hamburg in response to channel deepening in the past century. Adapted from ABP mer (2011).)
- 15:06, 23 June 2023 Dronkers J (talk | contribs) uploaded File:AngleOfRepose.jpg (Angle of repose: Equilibrium slope angle of a pile of sediment grains in water.)
- 12:13, 23 June 2023 Dronkers J (talk | contribs) uploaded File:StLawrenceTideAsym.jpg (Simultaneously recorded tide curves at different stations (km distance from Quebec town) along the St. Lawrence River. Adapted from LeBlond (1978).)
- 18:06, 22 June 2023 Dronkers J (talk | contribs) uploaded a new version of File:StLawrenceTides.jpg (Tide gauge data at the St. Lawrence estuary mouth (Ste Anne des Monts) and at an upstream location (Trois Rivières) along the St. Lawrence River (Canada) during the month September 1976.The 0-meter datum is chosen arbitrarily for both stations. Redraw...)
- 17:39, 22 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRangeHistory.jpg (Increase of the tidal range at inland seaports along tidal rivers in Europe during the past century.)
- 21:03, 21 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 16:32, 21 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 20:19, 16 June 2023 Dronkers J (talk | contribs) uploaded File:LoireGroins.jpg (Channel incision Loire tidal river. Left panel: Groins in the Loire tidal river near Anetz. Photo credit GIP Loire Estuaire. Right panel: Lowering of the river bed along the thalweg due to channel constriction. Redrawn from VNF (2019).)
- 10:25, 16 June 2023 Dronkers J (talk | contribs) uploaded File:ScheldeTidalRiver.jpg (Floodplain of the Scheldt tidal river at low water, downstream of Gentbrugge. Photo credit Waterwegen en Zeekanaal NV.)
- 20:41, 15 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverDunes.jpg (Cross bedding of tidal river dunes. Panel a: Cross bed dipping (grain avalanches) to the right in unidirectional river flow. Panel b. Herringbone cross bedding. The flood flow has eroded the top of the river (ebb flow) dune, creating a flood cap with c...)
- 21:09, 6 June 2023 Dronkers J (talk | contribs) uploaded File:StLawrenceTides.jpg (Tide gauge data at a downstream and an upstream location along the St. Lawrence River (Canada) during the month September 1976. Redrawn from LeBlond (1979).)
- 13:57, 6 June 2023 Dronkers J (talk | contribs) uploaded File:MeanFriction.jpg (Contribution of friction to the mean water level gradient in a tidal river.)
- 13:57, 6 June 2023 Dronkers J (talk | contribs) uploaded File:FrictionContributions.jpg (Contribution of friction to non-tidal and tidal components of the water level gradient in a tidal river.)
- 13:56, 6 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 15:21, 22 May 2023 Dronkers J (talk | contribs) uploaded File:ChenierPlainGuinee.jpg (Chenier plain in Guinée (West Africa). Image Google Earth.)
- 11:18, 22 May 2023 Dronkers J (talk | contribs) uploaded File:ChenierFormation.jpg (Schematic of the stages of chenier formation. Top: Prograding mudflat including some sand and shells. Middle: Winnowing and offshore transport of mud by energetic wave action and onshore transport of the resulting sandy/shelly top layer. Bottom: Mudfla...)
- 13:22, 17 May 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmissionGraph.jpg (Graphical estimate of the wave transmission coefficient as a function of the relative freeboard, based on laboratory data. The hatched area indicates the level of accuracy. Adapted from the Rock Manual, CIRIA 2007.)
- 11:36, 17 May 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmissionGraph.jpg (Graphical estimate of the wave transmission coefficient as a function of the relative freeboard, based on laboratory data. Adapted from the Rock Manual 2007.)
- 11:14, 17 May 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmissionGraph.jpg (Graphical estimate of the wave transmission coefficient as a function of the relative freeboard.)
- 21:59, 16 May 2023 Dronkers J (talk | contribs) uploaded File:MandaraRip.jpg (Wave transmission over a submerged breakwater at Mandara beach, Alexandria (Egypt). The yellow arrows indicate the location of rip currents.)
- 23:03, 15 May 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmission.jpg (Wave transmission over a low-crested breakwater and mathematical symbols.)
- 16:03, 9 May 2023 Dronkers J (talk | contribs) uploaded File:EnergyFlux.jpg (The longshore component of the wave energy flux trough the breaker depth contour per unit contour length is given by <math>F \cos\alpha \sin\alpha</math>.)
- 18:04, 8 May 2023 Dronkers J (talk | contribs) uploaded File:NAOspectrum.jpg (Global NAO spectrum based on wavelet analysis of the NAO index annual time series for the period 1860-2005. Redrawn after Massei et al. (2007).)
- 17:24, 5 May 2023 Dronkers J (talk | contribs) uploaded File:AlexandriaAbuQirBeach.JPG (Abu Qir beach, Alexandria.)
- 15:12, 5 May 2023 Dronkers J (talk | contribs) uploaded File:SymphonyOfTheSeas.jpg (The mega-cruise ship Royal Caribbean’s Symphony of the Seas. Photo credit Darthvadrouw, Creative Commons Licence.)
- 12:42, 4 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyMotion.jpg (Balance of vertical forces on a buoy in a wave field.)
- 10:36, 4 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyantBody.jpg (Balance of vertical forces on a buoyant body in a wave field .)
- 16:35, 3 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyantBody.jpg (Balance of vertical forces on a buoyant body in a wave field.)
- 18:07, 27 April 2023 Dronkers J (talk | contribs) uploaded a new version of File:RankAbundanceDistributions.jpg (Rank-abundance distributions according to the four models 'log series model' (blue curve), 'log-normal model' (yellow curve), 'geometric model' (red curve) and 'broken-stick model' (grey curve).)
- 11:32, 25 April 2023 Dronkers J (talk | contribs) uploaded File:HypoxiaNutrientConversion.jpg (Schematic influence hypoxia on nutrient conversion. OM=organic matter. Redrawn after Dai et al. (2023).)
- 22:11, 23 April 2023 Dronkers J (talk | contribs) uploaded File:GoldCoastCyclone.jpg (Gold Coast, Australia, before and after the June 1967 cyclone. Observed shoreface profiles showing recovery of the initial close-to-equilibrium profile after strong perturbation by an extreme event. Redrawn after Patterson, D.C. and Nielsen, P. (2016).)
- 11:24, 20 April 2023 Dronkers J (talk | contribs) uploaded File:UpperLowerShoreface.jpg (Theoretical equilibrium profile for the upper and lower shoreface.)
- 20:47, 18 April 2023 Dronkers J (talk | contribs) uploaded File:RarefactionPlot.jpg (Rarefaction plot. Red: Benthic community altered by increased organic input. Blue: Benthic community recovering after abatement of organic input. Redrawn after Pierson and Rosenberg (1978).)
- 20:45, 18 April 2023 Dronkers J (talk | contribs) uploaded File:BiomassAbundancePlot.jpg (Comparison of k-dominance for abundance and biomass. a. Typical plot for a healthy ecosystem. b. Typical plot for a stressed degraded ecosystem. Redrawn after Warwick 1986.)
- 17:38, 7 April 2023 FedorBaart (talk | contribs) uploaded File:Nodal-tide-estimate-nl.png
- 17:20, 24 March 2023 Dronkers J (talk | contribs) uploaded File:MoonDeclination.jpg (Schematic of tide generation for different (exagerated) moon declinations.)
- 23:28, 23 March 2023 Dronkers J (talk | contribs) uploaded File:MMMHW.jpg (Modulation of the monthly mean high water by the lunar nodal cycle. Blue curve: Case of semidiurnal tidal dominance (e.g. Brest, France). Red curve: Case of diurnal dominance (e.g. Victoria, Canada). Adapted from Peng et al. (2019))
- 17:23, 22 March 2023 Dronkers J (talk | contribs) uploaded File:MoonDeclination.jpg (Schematic of tide generation for different (exagerated) moon declinations.)
- 18:05, 1 March 2023 Dronkers J (talk | contribs) uploaded File:BeachClassification.jpg (Beach morphologies according to the parameters <math>\Omega</math> and <math>RTR</math>, based on beach surveys in England, Wales, Northern Ireland and Australia. Dissipative are found in the red zone and dissipative beaches in the blue zone. Almost no...)
- 12:47, 27 February 2023 Dronkers J (talk | contribs) uploaded File:YieldStressProbes.jpg (Measurement devices for in situ yield stress determination. Left: Graviprobe. Right: Rheotune. From Kirichek, A., Shakeel, A. and Chassagne, C. 2020. Using in situ density and strength measurements for sediment maintenance in ports and waterways. J. So...)
- 12:46, 27 February 2023 Dronkers J (talk | contribs) uploaded File:NauticalDepthScheme.jpg (Illustration of nautical depth. From Kirichek, A., Shakeel, A. and Chassagne, C. 2020. Using in situ density and strength measurements for sediment maintenance in ports and waterways. J. Soils Sediments 20: 2546–2552, Creative Commons International...)
- 16:52, 21 February 2023 Dronkers J (talk | contribs) uploaded File:EstuaryClassification.jpg (Estuary classification scheme.)
- 22:36, 20 February 2023 Dronkers J (talk | contribs) uploaded File:EstuaryClassification.jpg (Estuary classification scheme.)
- 19:35, 18 February 2023 Dronkers J (talk | contribs) uploaded File:EstuaryColors.jpg (Colors in estuary planviews)
- 19:32, 18 February 2023 Dronkers J (talk | contribs) uploaded File:TideEstuary.jpg (Schematic plan view of a tide-dominated estuary.)
- 19:31, 18 February 2023 Dronkers J (talk | contribs) uploaded File:TideRiverEstuary.jpg (Schematic plan view of a tide- and river-dominated estuary.)
- 19:30, 18 February 2023 Dronkers J (talk | contribs) uploaded File:WaveTideEstuary.jpg (Schematic plan view of a wave- and tide-dominated estuary.)
- 19:30, 18 February 2023 Dronkers J (talk | contribs) uploaded File:RiverWaveEstuary.jpg (Schematic plan view of a river- and wave-dominated estuary.)
- 19:29, 18 February 2023 Dronkers J (talk | contribs) uploaded File:RiverEstuary.jpg (Schematic plan view of a river-dominated estuary.)
- 19:29, 18 February 2023 Dronkers J (talk | contribs) uploaded File:WaveEstuary.jpg (Schematic plan view of a wave-dominated estuary (oblique wave incidence).)
- 13:29, 7 February 2023 Dronkers J (talk | contribs) uploaded File:BedformFormation.jpg (Schematic representation of bedform formation. Top: Steady flow from left to right. Two successive stages of bed perturbation developement are brown and yellow, respectively. The dark-blue dotted line is a near-bed streamline. The dark-blue arrows are...)
- 12:44, 6 February 2023 Dronkers J (talk | contribs) uploaded File:BedformFormation.jpg (Schematic representation of bedform formation. Top: Steady flow from left to right. Middle: Steady flow from right to left. Under: Bedform formation in oscillating flow as linear superposition of the two steady flow situations.)
- 12:37, 2 February 2023 Dronkers J (talk | contribs) uploaded File:PolicyOrganizationModels.jpg (Four alternative models for science-policy interaction. Red=Policy, Blue=Research, Green=Broker. After Cvitanovic et al. 2015.)
- 17:13, 31 January 2023 Dronkers J (talk | contribs) uploaded File:TransientLiquefaction.jpg (Principle of transient soil liquefaction. After De Groot et al. 2006.)
- 17:11, 31 January 2023 Dronkers J (talk | contribs) uploaded File:ResidualLiquefaction.jpg (Residual liquefaction process of a silt-clay soil. Silt grains are yellow and clay particles are red. Left panel: Initial loosely packed silt-clay soil. Middle panel: Grain contact points are broken due to wave-induced grain rearrangement and pore pres...)
- 17:11, 31 January 2023 Dronkers J (talk | contribs) uploaded File:PorePressureBuildUp.jpg (Time variation of pore water pressure at a certain depth.)
- 21:27, 27 January 2023 Dronkers J (talk | contribs) uploaded File:BreakwaterOvertopDef.jpg (Waves overtopping a breakwater; definition of symbols.)
- 18:40, 27 January 2023 Dronkers J (talk | contribs) uploaded File:BreakwaterOvertopDef.jpg (Waves overtopping a breakwater; definition of symbols.)
- 20:50, 29 December 2022 Dronkers J (talk | contribs) uploaded File:WaveCollisionShock.jpg (Schematic of a wave breaking on a vertical wall.)
- 20:46, 29 December 2022 Dronkers J (talk | contribs) uploaded File:WaveCollisionShock.jpg (Schematic of a wave breaking on a vertical wall.)
- 18:39, 29 December 2022 Dronkers J (talk | contribs) uploaded File:WaveSplash.jpg (Wave splashing on a vertical wall. Photo Niels Mejlhede Jensen.)
- 23:27, 28 December 2022 Dronkers J (talk | contribs) uploaded File:GlobalMeanWavePower.jpg (Mean wave power over the 30-year time interval considered (1989–2018) based on date from ERA5 (i.e.,ECMWF RE-analysis, fifth generation). From: Rusu, L. and Rusu, E. 2021. Evaluation of the Worldwide Wave Energy Distribution Based on ERA5 Data and Al...)
- 20:15, 28 December 2022 Dronkers J (talk | contribs) uploaded File:VAPWEC.jpg (Vertical Axis Pendulum WEC (VAPWEC))
- 18:21, 28 December 2022 Dronkers J (talk | contribs) uploaded File:VAPWEC.jpg (Vertical Axis Pendulum WEC (VAPWEC))
- 18:15, 28 December 2022 Dronkers J (talk | contribs) uploaded File:VAPWEC.jpg (Vertical Axis Pendulum WEC (VAPWEC))
- 13:16, 27 December 2022 Dronkers J (talk | contribs) uploaded File:BarFormationTransports.jpg (Schematic of the major bar-building sediment transport processes.)
- 12:43, 27 December 2022 Dronkers J (talk | contribs) uploaded File:BarFormationTransports.jpg (Schematic of the major bar-building sediment transport processes.)
- 17:02, 25 December 2022 Dronkers J (talk | contribs) uploaded File:SetupRunup.jpg (Definition sketch wave set-down, wave set-up and wave run-up.)
- 22:42, 11 December 2022 Dronkers J (talk | contribs) uploaded File:BruunRuleDefinition.jpg (Schematic representation of the shoreface shift in response to sea-level rise. The shaded eroded and deposited volumes are equal. The vertical/horizontal scale ratio is greatly exaggerated.)
- 17:33, 7 December 2022 Dronkers J (talk | contribs) uploaded File:WedgeLengthObsMod6.jpg (Dimensionless salt wedge length for a prismatic estuary according to the analytic model and observed salt wedge lengths in the RhĂ´ne, Ebro, the Mississippi, Magdalena and Neretva estuaries at different discharges (corresponding to different internal r...)
- 17:35, 14 November 2022 Dronkers J (talk | contribs) uploaded a new version of File:WedgeLengthObsMod.jpg (Dimensionless salt wedge length for a prismatic estuary and observed salt wedge lengths in the RhĂ´ne, Ebro, Mississippi and Magdalena estuaries at different discharges.)
- 16:32, 11 October 2022 Dronkers J (talk | contribs) uploaded File:MarshErosionMontSaintMichel.jpg (Marsh retreat in the southern part of the bay of Mont-Saint-Michel caused by an adjacent meandering tidal channel in the period 2019-2022 and marsh accretion in the north. The left triangle indicates the Mont-Saint-Michel and the right triangle the Poi...)
- 16:08, 11 October 2022 Dronkers J (talk | contribs) uploaded File:TidalBendFlow.jpg (Schematic representation of tidal flow and sediment transport in a channel bend. a: flood flow path; b: ebb flow path; c: horizontal pattern of residual fluid flow (blue) and net sediment transport (yellow); d: cross-channel pattern of residual flow (...)
- 22:27, 10 October 2022 Dronkers J (talk | contribs) uploaded File:MarshErosionMontSaintMichel.jpg (Marsh retreat in the southern part of the bay of Mont-Saint-Michel caused by an adjacent meandering tidal channel in the period 2019-2022 and marsh accretion in the north. The left triangle indicates the Mont-Saint-Michel and the right triangle the Poi...)
- 22:27, 10 October 2022 Dronkers J (talk | contribs) uploaded File:MeandersMontSaintMichel.jpg (Dynamic meander pattern of tidal channels in the eastern part of the bay of Mont-Saint-Michel. Tidal channel are dark blue.)
- 22:26, 10 October 2022 Dronkers J (talk | contribs) uploaded File:TidalBendFlow.jpg (Tidal flow in a channel bend. a: flood flow path; b: ebb flow path; c: horizontal residual flow pattern; d: cross-channel residual flow pattern. Red = erosion; Green=accretion.)
- 13:23, 10 October 2022 Dronkers J (talk | contribs) uploaded File:MeandersMontSaintMichel.jpg (Dynamic meander pattern of tidal channels in the Mont-Saint-Michel bay. Sentinel image.)
- 20:29, 9 October 2022 Dronkers J (talk | contribs) uploaded File:GlobalDistributionSaltMarshes.jpg (Global distribution of salt marshes. From Mcowen et al. 2017. Creative Commons Licence https://creativecommons.org/licenses/by-nc/3.0/)
- 10:51, 9 October 2022 Dronkers J (talk | contribs) uploaded a new version of File:BeachCuspSwashScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 10:33, 9 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspSwashScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 10:31, 9 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspSwashScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 10:27, 9 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 16:37, 7 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 16:18, 7 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspScheme.jpg (Schematic representation of a beach cusp with wave uprush and downrush.)
- 14:50, 7 October 2022 Dronkers J (talk | contribs) uploaded File:BeachCuspScheme.jpg (Schematic beach wave uprush and downrush pattern.)
- 10:18, 6 October 2022 Dronkers J (talk | contribs) uploaded File:Maldives FabioDiLupo.jpg (Maldives archipelago. Photo credit Fabio Di Lupo, Flickr Creative Commons.)
- 16:16, 1 October 2022 Dronkers J (talk | contribs) uploaded File:BlueBioEconomy.jpg (Governmental policies for a blue bio-economy, adapted after Hasselström and Gröndahl (2021))
- 17:10, 23 September 2022 Dronkers J (talk | contribs) uploaded File:SeaweedRopeCulture.jpg (Lines seeded with juveniles sporophytes of Sacharina Latissima. The most common cultivation method consists of tying seedlings to monofilament lines strung between mangrove stakes which are pounded into the substrate. Image from Bermejo et al. (2022),...)
- 16:24, 23 September 2022 Dronkers J (talk | contribs) uploaded File:SeaweedFarm.jpg (Cultivation of ''Kappaphycus'' in the Philippines. Image from Bermejo et al. (2022), photo credit Elisa Capuzzo. Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).)
- 17:34, 21 September 2022 Dronkers J (talk | contribs) uploaded File:SeaweedSpecies.jpg (Examples of the three main taxonomic groups: a. phylum Chlorophyta (green algae); b. phylum Rhodophyta (red algae); c. phylum Ochrophyta, class Phaeophyceae (brown algae). From Pereira (2021) Creative Commons Attribution (CC BY) license (https://creati...)
- 18:11, 19 September 2022 Dronkers J (talk | contribs) uploaded File:BlueBioEconomy.jpg (Governmental policies for a Blue Bio-Economy (adapted after Hasselström and Gröndahl 2021))
- 11:34, 19 September 2022 Dronkers J (talk | contribs) uploaded File:BlueBioEconomy.jpg (Governmental policies for the Blue Bio-Economy (adapted after Hasselström and Gröndahl, 2021).)
- 10:41, 18 September 2022 Dronkers J (talk | contribs) uploaded File:BreakwaterDiffraction.jpg (Analytical solution of the diffraction of a linear water wave propagating over uniform depth in <math>y</math>-direction behind a rigid breakwater extending from <math>x=-\infty</math> to <math>0</math>. Blue curves are wavefronts and red curves are li...)
- 21:14, 16 September 2022 Dronkers J (talk | contribs) uploaded File:BreakwaterDiffraction.jpg (Analytical solution of the diffraction of a linear water wave propagating over uniform depth in <math>y </math>-direction behind a rigid breakwater extending from <math>x=0</math> to infinity. Blue curves are wavefronts and red curves are lines of equa...)
- 20:59, 16 September 2022 Dronkers J (talk | contribs) uploaded File:BreakwaterDiffraction.jpg (Analytical solution of the diffraction of a linear water wave propagating over uniform depth in <math>y </math>-direction behind a rigid breakwater extending from <math>x=0</math> to infinity. Blue curves are wavefronts and red curves are lines of equa...)
- 23:05, 9 September 2022 Dronkers J (talk | contribs) uploaded File:GreatGarudaPlan.jpg (Lay-out of the Great Garuda Plan, Jakarta)
- 22:01, 9 September 2022 Dronkers J (talk | contribs) uploaded File:HoChiMinhCityElevation.jpg (Elevation map of Ho Chi Minh City, relative to mean sea level. From Tran Thong Nhat, 2014.)
- 22:00, 9 September 2022 Dronkers J (talk | contribs) uploaded File:BangkokElevationMap.jpg (Elevation map of Bangkok, meters above mean sea level. Image adapted from https://bkkbaseface.wordpress.com/2011/10/24/bangkok-flood-elevation-map/.)
- 21:59, 9 September 2022 Dronkers J (talk | contribs) uploaded File:ManilaFloodProne.jpg (Flood-prone zones of Manila. Image credit: Government of the Philippines. Mines and Geosciences Budrea.)
- 21:58, 9 September 2022 Dronkers J (talk | contribs) uploaded File:MumbaiFlood2005.jpg (Inundated areas during the 2005 flood in Mumbai correspond to the reclaimed low-lying zones in between the former islands. Red lines are district borders. Image from the Fact Finding Committee on Mumbai floods (MCGM 2006).)
- 21:51, 4 September 2022 Dronkers J (talk | contribs) uploaded File:SlopingFloorResonance.jpg (Largest resonance period <math>T</math> for a basin with uniformly sloping floor from the mouth (<math>h_0</math>) to the head (<math>h_1</math>), relative to the resonance period <math>T_0</math> for a basin with uniform depth <math>h_0</math>.)
- 18:18, 3 September 2022 Dronkers J (talk | contribs) uploaded File:LinearDepthResonance.jpg (Largest resonance period <math>T</math> for a basin with linearly decreasing depth from the mouth (<math>h_0</math>) to the head (<math>h_1</math>), relative to the resonance period <math>T_0</math> for a basin with uniform depth <math>h_0</math>. Resu...)
- 17:35, 31 August 2022 Dronkers J (talk | contribs) uploaded File:SheetFlow.jpg (Under strong wave action is transport in the sheet flow layer the dominant transport mode: more important than bedload transport through saltation and rolling and more important than suspended load transport.)
- 10:44, 31 August 2022 Dronkers J (talk | contribs) uploaded File:Luto.jpg (Schematic representation of suspended sediment layers in a turbid estuary.)
- 10:43, 31 August 2022 Dronkers J (talk | contribs) uploaded File:Fallconc.jpg (Floc settling velocity as a function of the concentration, after Mehta (1986).)
- 22:39, 30 August 2022 Dronkers J (talk | contribs) uploaded File:Floc.jpg (Schematic representation of a macrofloc made up of a multitude of microflocs.)
- 15:45, 26 August 2022 Dronkers J (talk | contribs) uploaded a new version of File:SummerWinterBeachProfile.jpg (Schematic representation of summer and winter beach profiles.)
- 12:17, 25 August 2022 Dronkers J (talk | contribs) uploaded File:SummerWinterBeachProfile.jpg (Schematic representation of summer and winter beach profiles.)
- 16:27, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakWettedChannel.jpg (Schematic representation of dam-break flow into a wetted channel of small relative depth. Blue pale: Dam-break wave. Blue: Channel water. The interface is not sharp but diffuse due to strong mixing.)
- 16:19, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakFrictionCelerity.jpg (The dimensionless celerity of the dam-break wave front as a function of dimensionless time. Blue: The frictionless Ritter solution. Red: The frictional model of Chanson (2009).)
- 16:17, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakFrictionScheme.jpg (Schematic representation of frictional dam-break flow according to the model of Chanson (2009). Blue pale: The wave shape following the frictionless solution of Ritter; Blue: The wave shape in the frictional tip region.)
- 16:13, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakFrictionScheme.jpg (Schematic representation of frictional dam-break flow according to the model of Chanson (2009). Blue pale: The wave shape following the frictionless solution of Ritter; Blue: The wave shape in the frictional tip region.)
- 16:12, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakWettedChannel.jpg (Schematic representation of dam-break flow into a wetted channel of small relative depth. Blue pale: Dam-break wave. Blue: Channel water. The interface is not sharp but diffuse due to strong mixing.)
- 16:02, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakFrictionScheme.jpg (Schematic representation of frictional dam-break flow according to the model of Chanson (2009). Blue pale: The wave shape following the frictionless solution of Ritter; Blue: The wave shape in the frictional tip region.)
- 16:01, 10 August 2022 Dronkers J (talk | contribs) uploaded File:DamBreakWettedChannel.jpg (Schematic representation of dam-break flow into a wetted channel of small relative depth. Blue pale: Dam-break wave. Blue: Channel water. The interface is not sharp but diffuse due to strong mixing.)
- 19:08, 2 July 2022 Dronkers J (talk | contribs) uploaded a new version of File:MorphoRip.jpg (Schematic view of a rip cell. Beach: yellow, sea: blue; shallow water: light blue; nearshore bars: hatched; flow pattern: red arrows.)
- 19:07, 2 July 2022 Dronkers J (talk | contribs) uploaded a new version of File:TopoRips.jpg (Rip currents induced by a groyne under oblique wave incidence. Updrift side (right): Deflection rip current. Downdrift side (left): Shadow rip current. Beach: yellow; sea: blue; shallow water: light blue; wave breaking: white; rip currents: red arrows;...)
- 13:32, 1 July 2022 Dronkers J (talk | contribs) uploaded File:TopoRips.jpg (Rip currents induced by a groyne under oblique wave incidence. Updrift side: Deflection rip current. Downdrift side: Shadow rip current. Beach: yellow; sea: blue; shallow water: light blue; wave breaking: white; rip currents: red arrows; dotted dark bl...)
- 10:47, 1 July 2022 Dronkers J (talk | contribs) uploaded File:MorphoRip.jpg (Schematic view of a rip cell. Beach: yellow, sea: blue, shallow water: light blue, nearshore bars: hatched, flow pattern: red arrows.)
- 19:07, 28 June 2022 Dronkers J (talk | contribs) uploaded File:WaveAsymmetries.jpg (Wave orbital velocity as function of the phase <math>\theta</math>. Left panel: Velocity skewness. Right panel: Acceleration skewness. Blue lines: Eq. (A1). Red lines: Eq. (A5).)
- 17:42, 25 June 2022 Dronkers J (talk | contribs) uploaded File:BlackMangrove.jpg (Black mangrove (''Avicennia''))
- 17:19, 25 June 2022 Dronkers J (talk | contribs) uploaded File:RedMangrove.jpg (Red mangroves (''Rhizophora''))
- 17:18, 25 June 2022 Dronkers J (talk | contribs) uploaded File:BlackMangrove Flickr Commons.jpg (Black mangroves (''Avicennia''))
- 15:05, 23 June 2022 Pat Doody (talk | contribs) uploaded File:Ross Links.pdf
- 16:32, 22 June 2022 Dronkers J (talk | contribs) uploaded a new version of File:SandSpitDevelopment.jpg (Development of a sand spit at a bending shoreline.)
- 21:23, 21 June 2022 Dronkers J (talk | contribs) uploaded File:SandSpitDevelopment.jpg (Development of a sand spit at a bending shoreline.)
- 21:23, 21 June 2022 Dronkers J (talk | contribs) uploaded File:FlyingSpitGrowth.jpg (Shoreline instability and development of a flying sand spit at a small initial shoreline bulge under highly oblique wave incidence.)
- 21:22, 21 June 2022 Dronkers J (talk | contribs) uploaded File:DamiettaSpit.jpg (Strong littoral drift from west to east at the Damietta Nile outflow has generated a large sandspit to the east of the Damietta promontory, which is bent towards the coast by cross-shore sediment transport processes.)
- 13:53, 21 June 2022 Dronkers J (talk | contribs) uploaded a new version of File:SandSpitsSenegalRiverNov2020.jpg (Sand spits at the mouth of the Senegal river.)
- 12:12, 12 April 2022 Dronkers J (talk | contribs) uploaded a new version of File:WaveBreakingTypes.jpg (Schematic of wave evolution towards breaking, for swell waves (left panel) and sea waves (right panel).)
- 11:06, 12 April 2022 Dronkers J (talk | contribs) uploaded a new version of File:WaveBreakingTypes.jpg (Schematic of wave evolution towards breaking, for swell waves (upper panel) and sea waves (lower panel).)
- 10:59, 12 April 2022 Dronkers J (talk | contribs) uploaded File:SpillingWave2.jpg (Spilling waves. Photo credit Andrew Dawley Flickr Creative Commons.)
- 10:58, 12 April 2022 Dronkers J (talk | contribs) uploaded File:PlungingWave4.jpg (Plunging wave. Photo credit Kernowfile Flickr Creative Commons.)
- 10:57, 12 April 2022 Dronkers J (talk | contribs) uploaded File:WaveBreakingTypes.jpg (Schematic of wave evolution towards breaking, for swell waves (upper panel) and sea waves (lower panel).)
- 20:18, 6 April 2022 Dronkers J (talk | contribs) uploaded a new version of File:HarborRadiation.jpg (Amplification factor of an incident tsunami wave in a frictionless harbor of 1000 m length due to outward radiation of the reflected wave. Adapted from Berkhoff (1976).)
- 17:17, 5 April 2022 Dronkers J (talk | contribs) uploaded File:SeicheRotterdamHarbour.jpg (Amplification of a meteo tsunami in the harbor of Rotterdam. From De Jong (2004).)
- 16:48, 5 April 2022 Dronkers J (talk | contribs) uploaded File:SeicheNorthSea.jpg (Amplification of meteo-induced wave motion travelling southward across the Southern North Sea toward the coast of Holland. From De Jong (2004).)
- 22:34, 4 April 2022 Dronkers J (talk | contribs) uploaded File:HarborFriction.jpg (Amplification factor of an incident tsunami wave in a harbor of 1000 m length due to bottom friction.)
- 22:33, 4 April 2022 Dronkers J (talk | contribs) uploaded File:HarborRadiation.jpg (Amplification factor of an incident tsunami wave in a frictionless harbor of 1000 m length due to outward radiation of the reflected wave. Adapted from Berkhoff (1976))
- 22:26, 4 April 2022 Dronkers J (talk | contribs) uploaded File:HarborPlanform.jpg (Planform of a rectangular harbor on a shelf sea with same uniform depth.)
- 17:17, 1 April 2022 Dronkers J (talk | contribs) uploaded File:SeicheCiutadellaHarbour2.jpg (Harbour seiche in Ciutadella Inlet (Menorca Island, Spain) generated by a meteo tsunami on 15 June 1996 . Image from Montserrat et al. (2006), Creative Commons Licence.)
- 11:15, 21 February 2022 Dronkers J (talk | contribs) uploaded a new version of File:MarineMicroorganisms.jpg (Classification of marine microorganisms.)
- 00:04, 21 February 2022 Dronkers J (talk | contribs) uploaded File:MarineMicroorganisms.jpg (Classification of marine microorganisms.)
- 13:15, 20 February 2022 Dronkers J (talk | contribs) uploaded File:SeafloorSediment.png (Distribution of sediment types on the seafloor. From [https://en.wikibooks.org/wiki/Historical_Geology/Marine_sediments Wikibooks])
- 12:19, 19 February 2022 Dronkers J (talk | contribs) uploaded File:WaterInjectionDredging.jpg (Cartoon of water injection dredging.)
- 12:04, 19 February 2022 Dronkers J (talk | contribs) uploaded a new version of File:WaterInjectionDredging.jpg (Cartoon of water injection dredging.)
- 18:06, 18 February 2022 Dronkers J (talk | contribs) uploaded File:HarborEddy.jpg (Horizontal flow pattern at the entrance of a tidal harbor in the absence of flow adaptation constructions. Left panel: Ebb. Right panel: Flood.)
- 17:59, 18 February 2022 Dronkers J (talk | contribs) uploaded File:WaterInjectionDredging.jpg (Cartoon of water injection dredging.)
- 17:58, 18 February 2022 Dronkers J (talk | contribs) uploaded File:HarborEddyWeakening.jpg (Schematic pictures of flow adaptation constructions for counteracting the formation of horizontal exchange flows at the harbor entrance during flood. Left panel: Sill and current deflection wall. Right panel: Upstream permeable groin.)
- 17:57, 18 February 2022 Dronkers J (talk | contribs) uploaded File:HarborEddy.jpg .jpg (Horizontal flow pattern at the entrance of a tidal harbor in the absence of flow adaptation constructions. Left panel: Ebb. Right panel: Flood.)
- 18:25, 6 February 2022 Dronkers J (talk | contribs) uploaded File:ShorefaceBathymetryKatwijk.jpg (Bathymetry of the shoreface at the Dutch coast (Katwijk, 11 August 1998) displaying 3 nearshore sandbars. Image credit E.J. Biegel.)
- 17:02, 18 January 2022 Dronkers J (talk | contribs) uploaded File:EquilibriumNourishment.jpg (Morphological response to beach broadening, assuming initial equilibrium.)
- 13:29, 18 January 2022 Dronkers J (talk | contribs) uploaded File:NourishmentLife.jpg (Lifespan of beach nourishments compared to the nourishment volume (Brand et al. 2022))
- 23:31, 17 January 2022 Dronkers J (talk | contribs) uploaded File:OuterBarNourishment.jpg (Nourishment at the seaside of the outer sand bar.)
- 23:30, 17 January 2022 Dronkers J (talk | contribs) uploaded File:BeachNourishment.jpg (Beach nourishment.)
- 23:30, 17 January 2022 Dronkers J (talk | contribs) uploaded File:BackshoreNourishment.jpg (Backshore nourishment.)
- 23:29, 17 January 2022 Dronkers J (talk | contribs) uploaded File:DuneNourishment.jpg (Inner dune nourishment.)
- 23:28, 17 January 2022 Dronkers J (talk | contribs) uploaded File:ChannelWallNourishment.jpg (Channel wall nourishment.)
- 16:30, 17 January 2022 Dronkers J (talk | contribs) uploaded File:ShorefaceNourishment.jpg (Coastal profile near Egmond (North-Holland) with sand nourishment at the seaside of the outer sandbar.)
- 16:29, 17 January 2022 Dronkers J (talk | contribs) uploaded File:DutchCoastalZone.jpg (Characteristics of the Dutch coast. The figure shows a bathymetric map [m] of the coastal zone and wind roses (significant wave height and peak period) at the location indicated by the arrow.)
- 17:12, 20 November 2021 Dronkers J (talk | contribs) uploaded File:BriarSkillMablethorpeBeach.jpg (Briar skill score of beach level trend prediction versus time for Mablethorpe beach based on linear trends fitted to 5, 10 and 20 years’ data. From Sutherland et al. 2007.)
- 18:35, 18 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:Beach levels at a Mablethorpe seawall.jpg (Time series of beach elevation at a set point in front of Mablethorpe seawall.)
- 12:47, 18 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:Haar.jpg (Haar wavelets.)
- 12:29, 18 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:ContinuousWavelets.jpg (The mother wavelet functions of Morlet and Ricker (also called 'Mexican hat').)
- 12:19, 18 November 2021 Dronkers J (talk | contribs) uploaded File:ContinuousWavelets.jpg (The mother wavelet functions of Morlet and Ricker (also called 'Mexican hat').)
- 21:53, 17 November 2021 Dronkers J (talk | contribs) uploaded File:Daubechies20.jpg (Daubechies scaling and wavelet functions of order 20. From [https://en.wikipedia.org/wiki/Daubechies_wavelet Wikipedia].)
- 21:52, 17 November 2021 Dronkers J (talk | contribs) uploaded File:Haar.jpg (Haar wavelets.)
- 15:39, 15 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:Wavelets.jpg (Wavelets.)
- 12:34, 15 November 2021 Dronkers J (talk | contribs) uploaded File:Wavelets.jpg (Wavelets.)
- 11:31, 15 November 2021 Dronkers J (talk | contribs) uploaded File:Morlet.jpg (Morlet wavelet.)
- 16:47, 11 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:Feedforward.jpg (Schematic representation of a simple feedforward neural network with 2 inputs and 2 hidden layers.)
- 17:38, 7 November 2021 Dronkers J (talk | contribs) uploaded File:TemporalSpatialScales.jpg (Scale hierarchy in coastal modelling.)
- 11:39, 1 November 2021 Dronkers J (talk | contribs) uploaded a new version of File:Feedforward.jpg (Schematic representation of a simple feedforward neural network with 2 inputs and 2 hidden layers.)
- 11:11, 1 November 2021 Dronkers J (talk | contribs) uploaded File:GeneticNetwork.jpg (Flowchart of a genetic neural network.)
- 11:10, 1 November 2021 Dronkers J (talk | contribs) uploaded File:RecurrentNetwork.jpg (Schematic representation of a recurrent neural network.)
- 11:10, 1 November 2021 Dronkers J (talk | contribs) uploaded File:Feedforward.jpg (Schematic representation of a simple feedforward neural network with 2 inputs and 2 hidden layers.)
- 11:09, 1 November 2021 Dronkers J (talk | contribs) uploaded File:LogisticFunction.jpg (Logistic function (blue) and its derivative (red).)
- 22:41, 16 October 2021 Dronkers J (talk | contribs) uploaded File:Variogram.jpg (Example of a variogram.)
- 15:49, 3 October 2021 Dronkers J (talk | contribs) uploaded File:ParabolicBayScheme.jpg (Sketch and symbols for the parabolic headland bay.)
- 12:31, 2 October 2021 Dronkers J (talk | contribs) uploaded a new version of File:Logspiral.jpg (Sketch and symbols for the logspiral plan shape formula, assuming equilibrium and ignoring wave refraction outside the embayment.)
- 10:55, 2 October 2021 Dronkers J (talk | contribs) uploaded File:Logspiral.jpg (Sketch and symbols for the logspiral plan shape formula, when wave refraction outside the embayment can be ignored.)
- 20:47, 1 October 2021 Dronkers J (talk | contribs) uploaded a new version of File:LogspiralBeach.jpg (Schematic representation of the theoretical equilibrium planform of an embayed beach of the logspiral type.)
- 20:44, 1 October 2021 Dronkers J (talk | contribs) uploaded File:BeachRotationPB.jpg (Example of beach rotation, Palm Beach, Australian east coast. In 2013 the beach width was greatest in the southern part; in 2014 the width was greatest in the northern part. Images Google Earth.)
- 15:25, 1 October 2021 Dronkers J (talk | contribs) uploaded File:BeachRotation.jpg (Example of beach rotation, Newport Beach, Australian east coast. In 2013 the beach width was greatest in the south-middle part; in 2016 the width was greatest in the northern part. Images Google Earth.)
- 15:24, 1 October 2021 Dronkers J (talk | contribs) uploaded File:LogspiralBeach.jpg (Schematic representation of the theoretical equilibrium planform of an embayed beach of the logspiral type.)
- 15:24, 1 October 2021 Dronkers J (talk | contribs) uploaded File:EmbayedBeaches.jpg (The rocky shore of western Galicia (Spain) with numerous embayed beaches. Google Earth image.)
- 12:24, 26 September 2021 Dronkers J (talk | contribs) uploaded File:AichiTargets.jpg (AICHI Biodiversity Targets.)
- 16:48, 15 September 2021 Dronkers J (talk | contribs) uploaded a new version of File:RotationDamping.jpg (Relative damping of the rotation components <math>|\Psi^{\pm}(-h)/\Psi^{\pm}(0)|</math> between surface and top of boundary layer as function of <math>kh</math>.)
- 16:43, 15 September 2021 Dronkers J (talk | contribs) uploaded File:RotationDamping.jpg (Relative damping of the rotation components <math>|\Psi+{\pm}(-h)/\Psi^{\pm}(0)|</math> between surface and top of boundary layer as function of <math>kh</math>.)
- 20:39, 13 September 2021 Dronkers J (talk | contribs) uploaded File:RotatingComponents.jpg (Definition of right-handed reference scheme with cyclonic and anticyclonic velocity components.)
- 15:08, 30 August 2021 Dronkers J (talk | contribs) uploaded File:DuneBeltsGoeree2005.jpg (Following the construction of the Rhine discharge sluices ('Haringvliet sluices') in 1970, a strong progradation occurred at the adjacent coast of Goeree. The image from 2005 shows new dune ridges that formed on the accreted strand plain. Photo credit...)
- 15:07, 30 August 2021 Dronkers J (talk | contribs) uploaded File:NebkhaMarramGrass.jpg (Development of an embryo dune induced by sand trapping marram grass (''Ammophila arenaria'').)