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Title Date of sighting reporter Image Lat / Lng Description Type of organism Other type
No jellies or… Leo 48.540 / -123.010

Water clean and without visible plankton.

 Clean sea
Lots of… Marlowr 30.250 / -87.700

Water extremely clear as many as 8 in small area every fe

Jellyfish
No Jellies at… Elizabeth Eubanks 30.390 / -88.930

Water from shore clean of jellies.

Jellyfish
Small… Jellywatcher 40.830 / -73.800

Water is 48°F in NY bays.

Other Aurelia aurita
Lion's… Jellywatcher 36.850 / -75.980

Water is littered with small Lion's mane jellys

 Jellyfish
Red Tide at… Jellywatcher 37.500 / -122.470

Water is red/brown as can be seen in the breaking waves.

Red Tide
Balmoral Beach… swimmingidiots Alt text -33.820 / 151.250

Water temp 15C

 Clean sea
Pamilco Sound… Jellywatcher 35.610 / -75.680

Water unusually low this year, but I've never seen a

Jellyfish
Bioluminescence… Jellywatcher 34.010 / -118.570

Waves breaking, very bright blue flashes for a few nights

Red Tide
… 20 yearsofjellies 38.100 / -123.130

Waves crashing at Pt Reyes National Seashore and "li

Red Tide
Lion mane… Jellywatcher 40.590 / -73.640

We absolutely saw this very red/purple lions mane jellyfi

Jellyfish Lions mane
Jelly fish… Jellywatcher 26.110 / -97.170

We actually didn't see the jelly fish but it stung o

Jellyfish
Dead or Alive… Jellywatcher 32.180 / -80.690

We are in South Carolina and there are a lot of jellyfish

Jellyfish
Whole beach… Jellywatcher 29.670 / -84.850

We are on Saint George's Island in Florida.

Red Tide bioluminescent microorganism
Comb jelly… epalmer 18.350 / -64.860

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

Jellyfish
chain of salps… plyles Alt text 34.000 / -119.430

We are starting to see frequent tiny chains

 Other
Bioluminescent… Jellywatcher 40.670 / -73.070

We are staying in Fire Island on the Bay side, and last n

Jellyfish
Blue Button… cimi@fox 33.390 / -118.390

We are the Catalina Island Marine Institute on Catalina I

Other Porpita
Bluefire jelly… Jellywatcher Alt text 45.160 / -67.030

We believe that this is a bluefire jelly, Cyanea lamarcki

Jellyfish
Large amount… LeeJPalmer Alt text 50.110 / -5.540

We came across 20+ Rhizostoma octopus along Penzance beac

Jellyfish Rhizostoma octopus
Jellyfish… LeeJPalmer Alt text 50.040 / -5.650

We came across 3 different species, numbering 15-20 in to

Jellyfish
Small group of… Jellywatcher 51.550 / -8.960

We came across a small group of Velella Velella on Long S

Velella Velella
Lion's… eeyores Alt text 42.430 / -70.870

We came across these amorphous jellies off the coast of N

Jellyfish Lion's Mane (Cyanea capillata)
Close… scubapro25 Alt text 32.850 / -117.270

We came across this fellow on a dive in the La Jolla Subm

Jellyfish
Pyrosome St… Jellywatcher -15.920 / -5.720

We came across this while diving in the harbour length ap

Other Pyrosome