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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Chrysaora achylos in San… | beroe | 
|
32.670 / -117.140 | Reported in the news by several beachgoers. |
Jellyfish | ||
| San Diego Bay Surprise | Jellywatcher | 
|
32.730 / -117.210 | Jellyfish | |||
| Portuguese man o war in… | openhouse | 19.980 / -155.830 | Big island |
Man o war | man o war | ||
| Black Sea Nettle Spotted… | sdjellie | 
|
32.710 / -117.230 | An actual sighting captured on camera of a 3 to 4 foot je |
Jellyfish | ||
| Sighting off Silver… | Jellywatcher | 32.630 / -117.140 | Jellyfish | ||||
| i step on sand, sand… | Jellywatcher | 43.400 / -70.410 | me and my homies wuz walkin on the beach when my man nick |
Other | bioluminescent dinoflagellate | ||
| Bioluminescent comb… | Jellywatcher | 41.710 / -71.160 | Mouth of Coles River emptying into bay in Swansea, Mass. |
Other | ctenophores | ||
| lion's Mane Jellies… | Jellywatcher | 46.350 / -64.530 | Took the kids to the beach at Caissie cape. |
Jellyfish | |||
| Madison, CT | Jellywatcher | 41.270 / -72.560 | Dense population of red stinging jellyfish along the coas |
Jellyfish | |||
| Blue green colour… | Jellywatcher | 51.420 / 0.750 | Last Saturday night about 22.00 hour I witness a mass of |
Other | Plankton | ||
| Moon Jellys at Rocky… | BksMej | 48.320 / -122.700 | We monitor this beach for COAAST and have never seen jell |
Jellyfish | |||
| Jellyfish | kelly9191 | 41.280 / -72.930 | Saw a bunch of red jellies today...big ones |
Jellyfish | |||
| Deepstaria enigmatica | petersurya | 
|
3.660 / 9.140 | Seen at 970m depth off the coast of Equatorial Guinea. |
Jellyfish | ||
| Ctenophores in Monterey… | Jellywatcher | 36.610 / -121.900 | Several ctenophores in the kelp forest off of San Carlos |
Other | ctenophores | ||
| black jellyfish | Jellywatcher | 38.620 / 15.830 | I don't know the name, but theese jellyfishes where |
Jellyfish | |||
| Black Jelly, San Diego | Jellywatcher | 32.580 / -117.110 | Saw a whole bunch of black jelly pieces washed up on Impe |
Jellyfish | |||
| Expired Sea Lion Pup | drthom | 
|
36.970 / -121.900 | At high tide line, on Aptos Beach. |
Vertebrate | ||
| Pelagia noctiluca in… | Medusas_Barcelona | 41.190 / 1.570 | 7 pelagias were removed from the beach of calafell |
Jellyfish | |||
| Moon Jellies in Boston… | tarynosaur | 42.320 / -70.990 | Moon jellies seen all along coast of Spectacle Island in |
Jellyfish | Moon Jelly | ||
| Aurelia bloom continues… | lucas | 49.370 / -122.880 | Observed hundreds of Aurelia in Indian Arm at densities o |
Jellyfish | |||
| Bonaire Banded Box… | PatRuss | 
|
12.200 / -68.260 | My wife and I were in Bonaire for two weeks this summer. |
Box Jelly | ||
| Physalia in Trinidad | beroe | 
|
10.460 / -61.040 | Several "poppers" washed up on the beach. |
Man o war | Physalia | |
| Pelagia noctiluca Ephyra… | Medusas_Barcelona | 
|
39.890 / 2.840 | Lots of Pelagia noctiluca ephyras. |
Jellyfish | ||
| Moon Jelly Stranding | Jellywatcher | 42.270 / -70.870 | 50+ Moon Jellies got washed ashore along the marsh and ro |
Jellyfish | |||
| Bonaire Banded Box… | PatRuss | 
|
12.200 / -68.260 | My wife and I saw two Bonaire Banded Box Jellyfish last s |
Box Jelly |