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
Méduses Mauve Stinger mobile_jellywatcher 36.020 / 14.270 Jellyfish
Chiropsalmus quadrumanus… eorellana 26.780 / -80.040

a local observerd several specimens swimming against the

Box Jelly
Thousands of Velella Jellywatcher 34.240 / -119.270

There were literally thousands of Velella washed up on th

Velella Velella
Velella Velella Seaside… Jellywatcher 45.980 / -123.960

Quite a few were were being brought in with the tides in

Velella Velella
corpus christie texas… VIDEL 26.110 / -97.120

man o war stung me last summer

Man o war none
Lilyopsis medusa caseywdunn 9.410 / -82.180

Seen at about 2m depth

Jellyfish
surfside beach txas Jellywatcher 28.950 / -95.280

we spotted one dead dolphin, and several man o war, about

Man o war one dolphin
Atlantic Sea Nettle and… Android 30.250 / -87.680

All different sizes.

Jellyfish
Bioluminescent waves and… Jellywatcher 9.750 / -85.080

Post red tide in the Nicoya Penninsula area of Costa Rica

Red Tide Glowing waves & steps on beach
Jelly fish appearance -… sogilmore 22.240 / 114.120

starting mid April 10, with both population and size incr

Jellyfish
One Day None - Next Day… Jellywatcher 15.760 / -96.120

Huatulco Beach was littered with Jelly Fish with a wind c

Jellyfish
Jimbles swimmingidiots -33.830 / 151.250

Jimbles sighted at Balmoral Beach

Jellyfish Cubozoa
Box Jellyfish on East… Jellywatcher 37.220 / -75.870

IN the coastal lagoon of the Delmarva Peninsula of Virgin

Box Jelly
Velella velella Jellywatcher 56.460 / -6.950

Seen on beach, breezy, bright sunshine.

Velella Velella
Chrysaora fuscescens lttoggenburger 36.950 / -122.000

Saw many smaller fuscescens about 2-3 inch diameter and f

Jellyfish
Carybdea marsupialis Jellywatcher 43.600 / 13.550

Carybdea marsupialis

Jellyfish
Jellyfish Sightings on… Bedearing 32.000 / -80.850

10 Cannonball (Stomolophus) and 2 Comb (Mnemiopsis) jelli

Jellyfish
I Thought It Was A Sharp… Jellywatcher 33.730 / -79.330

I was boogie boarding in Myrtle Beach, South Carolina whe

Jellyfish
Medium sized lobate… kraskoff 36.610 / -121.890 Other Ctenophore
Ctenophores Jellywatcher 45.150 / 13.610 Other Ctenophores mnemiopsis leidyi
high levels of… Jellywatcher 51.800 / -27.700

Not sure whether red tide is an appropriate term here.

Red Tide
Moon jellyfish and… Jellywatcher 58.530 / -4.260

Literally hundreds of moon jellyfish and velella on Torri

Velella Velella
Marbella Beach Jellywatcher 36.510 / -4.890

Luminescent about 5-6 cm. reddish maroon in color

Jellyfish
Medusilla mobile_jellywatcher 39.530 / 2.440

Pequeñita

Jellyfish Medusa común
Bioluminescence in the… Jellywatcher 51.520 / 0.780

Southend on sea, bioluminescence in the water last night!

Red Tide