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 100 | older 100) (20 | 50 | 100 | 250 | 500)- 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 Rhône, 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 Rhône, 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...)