Are there jellyfish at Porz Alliou today?

No jellyfish have been reported at Porz Alliou (Île-de-Batz) today. Last updated: 05/05/2026 13:14.

Is it safe to swim at Porz Alliou today?

Swimming at Porz Alliou appears safe today, no jellyfish reported. Check Meduseo for updates.

No information 13.9°C

Last updated : 05/05/2026 06:00

No recent reports

Beach (if available)

Observation position

Date of observation

How many jellyfish did you see?

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What did they look like?

Other

Pelagia

5 - 10 cm

Aurelia

25 - 40 cm

Rhizostoma

20 - 90 cm

Chrysaora

15 - 30 cm

Velella

4 - 8 cm

Description rapide

Estimated size :

Dominant color :

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