Are there jellyfish at Phare du Tréport today?

No jellyfish have been reported at Phare du Tréport (Le Tréport) today. Last updated: 14/07/2026 11:17.

Is it safe to swim at Phare du Tréport today?

Swimming at Phare du Tréport appears safe today, no jellyfish reported. Check Meduseo for updates.

No information 20.9°C

Last updated : 10/07/2026 12:00

Date	Density	Species	Comments
09/07 18:00	very little	Rhizostoma octopus	Proche du bord