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Combined display of all available logs of Coastal Wiki. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)- 09:23, 6 August 2023 Dronkers J (talk | contribs) uploaded File:SeahorseSeagrassMeadow.JPG (Seahorse. Photo credit N. Garrick-Maidment)
- 15:32, 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.)
- 20:46, 22 July 2023 Dronkers J (talk | contribs) uploaded File:ReefShape.jpg (Example of a typical reef shape.)
- 14:19, 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.)
- 14:18, 4 July 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 12:56, 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.)
- 12:55, 4 July 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 13:37, 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))
- 20:14, 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...)
- 09:51, 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.)
- 12:57, 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).)
- 14:06, 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.)
- 11:13, 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).)
- 17:06, 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...)
- 16:39, 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.)
- 20:03, 21 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 20:03, 21 June 2023 Dronkers J (talk | contribs) deleted page File:TidalRiverScheme.jpg
- 15:32, 21 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 15:30, 21 June 2023 Dronkers J (talk | contribs) deleted page File:TidalRiverScheme.jpg
- 19:19, 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).)
- 09:25, 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.)
- 19:41, 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...)
- 20:09, 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).)
- 12:57, 6 June 2023 Dronkers J (talk | contribs) uploaded File:MeanFriction.jpg (Contribution of friction to the mean water level gradient in a tidal river.)
- 12:57, 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.)
- 12:56, 6 June 2023 Dronkers J (talk | contribs) uploaded File:TidalRiverScheme.jpg (Schematic representation of a tidal river and symbol definitions.)
- 14:21, 22 May 2023 Dronkers J (talk | contribs) uploaded File:ChenierPlainGuinee.jpg (Chenier plain in Guinée (West Africa). Image Google Earth.)
- 10:18, 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...)
- 12:22, 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.)
- 12:20, 17 May 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 10:36, 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.)
- 10:34, 17 May 2023 Dronkers J (talk | contribs) deleted page File:WaveTransmissionGraph.jpg
- 10:14, 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.)
- 20:59, 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.)
- 22:03, 15 May 2023 Dronkers J (talk | contribs) uploaded File:WaveTransmission.jpg (Wave transmission over a low-crested breakwater and mathematical symbols.)
- 15:03, 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>.)
- 17:04, 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).)
- 16:24, 5 May 2023 Dronkers J (talk | contribs) uploaded File:AlexandriaAbuQirBeach.JPG (Abu Qir beach, Alexandria.)
- 14:12, 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.)
- 11:42, 4 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyMotion.jpg (Balance of vertical forces on a buoy in a wave field.)
- 09:36, 4 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyantBody.jpg (Balance of vertical forces on a buoyant body in a wave field .)
- 09:35, 4 May 2023 Dronkers J (talk | contribs) deleted page File:BuoyantBody.jpg
- 15:35, 3 May 2023 Dronkers J (talk | contribs) uploaded File:BuoyantBody.jpg (Balance of vertical forces on a buoyant body in a wave field.)
- 17:07, 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).)
- 10:32, 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).)
- 21:11, 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).)
- 10:24, 20 April 2023 Dronkers J (talk | contribs) uploaded File:UpperLowerShoreface.jpg (Theoretical equilibrium profile for the upper and lower shoreface.)
- 19:47, 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).)
- 19:45, 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.)
- 16:20, 24 March 2023 Dronkers J (talk | contribs) uploaded File:MoonDeclination.jpg (Schematic of tide generation for different (exagerated) moon declinations.)