Wikipedia:Featured picture candidates/File:Moon jellyfishes disturbing the top water layer of Gullmarn fjord 1.jpg

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Thermoclines and jellyfish[edit]

Voting period is over. Please don't add any new votes. Voting period ends on 27 Jul 2020 at 13:05:20 (UTC)

OriginalMoon jellyfish disturbing the top water layer of Gullmarn fjord at Sämstad, Lysekil Municipality, Sweden. The photo was taken on a calm, sunny morning after a rain, so it's likely that the layer is warmer water with some freshwater added. In this case that would make a thermocline coincide with a halocline and resulting in a very thin but visible pycnocline. This difference in density and the altered refractive index is what makes the water look "oily". —image description on Commons
Reason
it is a high quality pic and one of the only ones that shows the subject as it appears in real life (rather than a diagram)
Articles in which this image appears
Thermocline, pycnocline, cline (hydrology)
FP category for this image
Wikipedia:Featured pictures/Natural phenomena/Others
Creator
W.carter
  • Support as nominator – (t · c) buidhe 13:05, 17 July 2020 (UTC)[reply]
  • Support – a natural depiction of a density gradient phenomenon caused by salinity and temperature variations. Bammesk (talk) 03:46, 18 July 2020 (UTC)[reply]
  • Oppose Illustrates phenomenon well, but jellies are not in focus. Charlesjsharp (talk) 06:59, 18 July 2020 (UTC)[reply]
  • Weak support for the EV alone regarding a high difficulty subject. It's a blurry mess at full res. MER-C 16:01, 19 July 2020 (UTC)[reply]

Not Promoted --Armbrust The Homunculus 14:12, 27 July 2020 (UTC)[reply]