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Unnamed beach,
Druten, Netherlands
No information
--°C
Last updated :
10/07/2026 12:00
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Netherlands
Druten
Unnamed beach
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Unnamed beach
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Unnamed beach
Unnamed beach
Unnamed beach
Unnamed beach
Unnamed beach
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Unnamed beach
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Jellyfish density evolution
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30 days
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Date
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Jellyfish size
Jellyfish color
Water temperature
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-- Beach (if available) --
Unnamed beach
Unnamed beach
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Unnamed beach
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Unnamed beach
Unnamed beach
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Unnamed beach
Unnamed beach
Unnamed beach
Unnamed beach
Unnamed beach
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Unnamed beach
Unnamed beach
My position
Observation position
Date of observation
How many jellyfish did you see?
none
very little
few
a lot
Water temperature
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Identification
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What did they look like?
Other
Pelagia N.
5 - 10 cm
Aurelia A.
25 - 40 cm
Rhizostoma O.
20 - 90 cm
Cyanea L.
15 - 30 cm
Chrysaora H.
15 - 30 cm
Velella V.
4 - 8 cm
Cyanea C.
30 - 200 cm
Mnemiopsis L.
7 - 12 cm
Description rapide
Estimated size :
Coin
Hand
Ball / Plate +
Dominant color :
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Pink / Violet
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