Are there jellyfish at Erdeven today?

Some jellyfish have been reported at Erdeven. 2 report(s) in the last 7 days. Last updated: 04/05/2026 04:41.

What jellyfish species are found at Erdeven?

Recently observed species at Erdeven include: Cyanea lamarckii, Rhizostoma octopus. Visit the page for more details.

Is it safe to swim at Erdeven today?

Several jellyfish have been reported at Erdeven. Swimming may still be possible but is strongly discouraged without precautions. Exercise extreme caution and check Meduseo before entering the water.

Erdeven, France 🟠

Few jellyfish 16.5°C 0.04 m/s

Last updated : 04/05/2026 00:00

Beach (2)

Plage de Kerminihy Plage de Sainte-Barbe;La Grande Plage

Nearby cities

Carnac Belz Plouharnel Sainte-Hélène Étel

Latest reports

Date	Density	Species	Comments
03/05 23:49	few	Cyanea lamarckii	[GPS]
27/04 21:25	very little	Rhizostoma octopus	[GPS] 2 Échouées

Jellyfish density evolution

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Pelagia

5 - 10 cm

Aurelia

25 - 40 cm

Rhizostoma

20 - 90 cm

Chrysaora

15 - 30 cm

Velella

4 - 8 cm

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