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(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)- 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/)
- 22:12, 26 December 2023 Dronkers J (talk | contribs) deleted page Latitudinal biodiversity patterns of meiofauna from sandy littoral beaches (content was: "==Introduction== This article is about latitudinal biodiversity patterns. The latitudinal biodiversity pattern of the meiofauna of sandy littoral beaches is discussed as a special case. ==Latitudinal distribution of marine biodiversit...")
- 22:09, 26 December 2023 Dronkers J (talk | contribs) deleted page Sandy beaches as Biocatalytical Filters (content was: "thumb|left|360px|Invisible life Sandy sediments are the dominant type of the sea shore along the European coast. They a...", and the only contributor was "Lechu" (talk))
- 21:50, 26 December 2023 Dronkers J (talk | contribs) deleted page Filtration of sandy beaches (content was: "#REDIRECT Sandy beaches as Biocatalytical Filters", and the only contributor was "Lechu" (talk))
- 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.)
- 13:43, 7 December 2023 Dronkers J (talk | contribs) deleted page Talk:Hyperspectral seafloor mapping and direct bathymetry calculation in littoral zones (content was: "Job Dronkers (august 2020): The hyperspectral imaging method described in the article is based on the reflectance spectrum...", and the only contributor was "Dronkers J" (talk))
- 13:10, 7 December 2023 Dronkers J (talk | contribs) deleted page Hyperspectral seafloor mapping and direct bathymetry calculation in littoral zones (content before blanking was: "{{Review |name=Job Dronkers|AuthorID=120| }} This article describes how the technique "hyperspectral sensing", an example of a remote sensing technique can be used to generate maps of the seafloor and the bathymet...")
- 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.)
- 20:43, 18 September 2023 Dronkers J (talk | contribs) deleted page Talk:Chances and risks (content was: "== Review by François Hissel == === General remarks === The article is written in good English and its topic is perfectly relevant to the Coastal Wiki. Risk is indeed usually seen as a major issue for coastal management because of the...")
- 20:43, 18 September 2023 Dronkers J (talk | contribs) deleted page Chances and risks (content was: "{{Review|name=François Hissel |AuthorID=12916}} The basis of this article is especially written for the Coastal Wiki by the main author referred to at the bottom of this page. This article explains the differences between chances and...")
- 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...)
- 15:48, 22 August 2023 Stefanie Dekeyzer (talk | contribs) deleted page Template:Traits Wiki Note (content was: "<templatestyles src="Template:Box_Note/styles.css" /> <div class="infobox notification-{{{boxtype}}}"> <...", and the only contributor was "Stefanie Dekeyzer" (talk))
- 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.)
- 15:18, 4 July 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 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.)
- 13:55, 4 July 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 14:37, 2 July 2023 Dronkers J (talk | contribs) deleted page Slack tide (content was: "{{ Definition| title = Slack tide | definition = the time at which the tidal current (i.e. the tidal component of the current...", and the only contributor was "Dronkers J" (talk))
- 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.)
- 21:03, 21 June 2023 Dronkers J (talk | contribs) deleted page File:TidalRiverScheme.jpg
- 16:32, 21 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 16:30, 21 June 2023 Dronkers J (talk | contribs) deleted page File:TidalRiverScheme.jpg
- 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.)
- 13:20, 17 May 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 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.)
- 11:34, 17 May 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 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 .)
- 10:35, 4 May 2023 Dronkers J (talk | contribs) deleted page File:BuoyantBody.jpg
- 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
- 21:03, 27 March 2023 User account FedorBaart (talk | contribs) was created by Admin (talk | contribs) and password was sent by email
- 17:20, 24 March 2023 Dronkers J (talk | contribs) uploaded File:MoonDeclination.jpg (Schematic of tide generation for different (exagerated) moon declinations.)
- 17:18, 24 March 2023 Dronkers J (talk | contribs) deleted page File:MoonDeclination.jpg
- 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.)
- 19:20, 7 March 2023 Dronkers J (talk | contribs) deleted page Talk:Natural shore protecting barriers (content was: "Job Dronkers March 2023: I have updated the Salt march section of this article.", and the only contributor was "Dronkers J" (talk))
- 23:40, 4 March 2023 Dronkers J (talk | contribs) deleted page Talk:Restoration of salt marshes and mudflats (content was: "Job Dronkers, November 2020: I made a separate article for this topic, extracting two paragraphs from the article Dynamics,...", and the only contributor was "Dronkers J" (talk))
- 16:58, 2 March 2023 Dronkers J (talk | contribs) deleted page Restoration of salt marshes and mudflats (content was: " This article deals with technical aspects of restoration projects. Cultural, social and economic a...", and the only contributor was "Dronkers J" (talk))
- 13:46, 2 March 2023 Dronkers J (talk | contribs) deleted page Conservation, rehabilitation and restoration of estuarine and coastal habitats (content was: " ==Definitions== *'''Ecosystem restoration''' is the process of assisting the recovery of an ecosystem that has been degraded...", and the only contributor was "Dronkers J" (talk))
- 13:44, 2 March 2023 Dronkers J (talk | contribs) deleted page Ecomorphology and habitat restoration: introduction (content was: "The thematic ENCORA network for ecomorphology and habitat restoration has been set up with a twofold mission: (1) to understa...", and the only contributor was "Dronkers J" (talk))
- 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...)
- 12:02, 26 February 2023 User account BernardPicton (talk | contribs) was created by Admin (talk | contribs) and password was sent by email
- 16:52, 21 February 2023 Dronkers J (talk | contribs) uploaded File:EstuaryClassification.jpg (Estuary classification scheme.)
- 16:52, 21 February 2023 Dronkers J (talk | contribs) deleted page File:EstuaryClassification.jpg
- 22:36, 20 February 2023 Dronkers J (talk | contribs) uploaded File:EstuaryClassification.jpg (Estuary classification scheme.)
- 22:36, 20 February 2023 Dronkers J (talk | contribs) deleted page File:EstuaryClassification.jpg
- 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...)