This page shows a table of sightings. If you select sorting and filter options, the results will be limited to those which match

To download sightings in tabular format, configure the filter options, then click the CSV button at the bottom of the page. If you intend to derive work from the data, or to publish it, please acknowledge jellywatch.org, and let us know what you are up to.

Enter a comma separated list of user names.
Title Date of sighting reporter Image Lat / Lng Description Type of organism Other type
A lot of red jellys mobile_jellywatcher 39.540 / 2.380

Small but alot

Jellyfish Red jellyfish
Pas de méduses mobile_jellywatcher 42.380 / 9.530 Clean sea
Compass jellyfish Pcsv2002 Alt text 50.080 / -5.690 Jellyfish
jelly plyles Alt text 36.640 / -121.890

went to Jellywatch territory to kayak off Monterey Bay Aq

Jellyfish
jelly plyles Alt text 36.680 / -121.910

Off Monterey Bay Aquarium.

Jellyfish
Méduses violettes mobile_jellywatcher 42.510 / 9.530 Jellyfish
Blue jelly fish Pcsv2002 Alt text 50.080 / -5.690 Jellyfish
Jellyfish at Santa… mobile_jellywatcher 41.250 / 9.190

Overnight thunderstorm may have washed up jellyfish.

Jellyfish Pelagia noctiluca
Jelly a la Mortella. mobile_jellywatcher 42.710 / 9.260 Jellyfish Pellagia
Sea Nettles in San Diego… JBWrites Alt text 32.710 / -117.230 Jellyfish Sea Nettle
Large clear jellyfish mobile_jellywatcher 52.480 / -4.050

It had two foot long jellyfish it was washed up on the se

Jellyfish
Cyanea lamarckii Nomeus Alt text 50.260 / -4.790

Single small blue C. lamarckii, Portmellon cove.

Jellyfish
Rhisostome jellyfish off… Jellywatcher 36.780 / 14.550

A single rhisostome spotted off the south of sicily near

Jellyfish
Many blue jellyfish mobile_jellywatcher 49.910 / -6.320

Many blue jellyfish (cyanea lamarckii) around St Mary&#03

Jellyfish Cyanea lamarckii
Jellyfish at Santa… Jellywatcher Alt text 41.250 / 9.190

This report includes a photo.

Jellyfish Pelagia noctiluca
Spotted Jellyfish Jellywatcher 17.990 / -66.780

Found atleast 4 Spotted Jellyfish in the Guayanilla Bay.

Jellyfish
Sea nettles in Monterey… jellyhunter 36.690 / -121.850

Usual summer bloom of fuscescens, ran a transect towards

Jellyfish
Moon jellyfish Pcsv2002 Alt text 50.100 / -5.690

Thousands of moon jellies and some blue and compass jelly

Jellyfish
Comb jelly swarms epalmer 18.350 / -64.860

We are seeing a ton of comb jellies the past few days.

Jellyfish
Medusas mobile_jellywatcher 39.750 / 3.420 Jellyfish
Large purple stripe off… jellyhunter Alt text 36.640 / -121.960

Large male purple stripe off Pt Pinos.

Jellyfish
5 - 10000 jellyfish on… Android Alt text 56.230 / -5.010

woke this morning to see a long line of jellyfish at te t

Jellyfish
Méduses à la réserve mobile_jellywatcher 43.690 / 7.290 Jellyfish
Rare jellies in Albo mobile_jellywatcher 42.810 / 9.330

As a small stream of soft water flows from the river wate

Jellyfish Pelagia
Always quite a few mobile_jellywatcher 42.830 / 9.310

I suspect jellies are attracted by some sewage waters sin

Jellyfish Pellagia