Are there jellyfish at Martinelli Beach today?

No jellyfish have been reported at Martinelli Beach (Oak Bluffs) today. Last updated: 11/04/2026 21:36.

Is it safe to swim at Martinelli Beach today?

Swimming at Martinelli Beach appears safe today, no jellyfish reported. Check Meduseo for updates.

No information 6.97°C

Last updated : 11/04/2026 21:36

No recent reports

Beach (if available)

Observation position

Date of observation

How many jellyfish did you see?

Help us keep reliable data! If you're not sure about the species, just indicate the size, the color or add a photo.

What did they look like?

Other

Pelagia

5 - 10 cm

Aurelia

25 - 40 cm

Physalia

10 - 30 cm

Velella

4 - 8 cm

Description rapide

Estimated size :

Dominant color :

Take a photo

The ultimate proof for identification

Comments Optional