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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| A lot of jellyfishes… | mobile_jellywatcher | 
|
43.710 / 7.340 | Jellyfish | |||
| Jelly | mobile_jellywatcher | 43.680 / 7.240 | Jellyfish | ||||
| Meduse rouge | mobile_jellywatcher | 
|
43.510 / 7.050 | Jellyfish | |||
| Horseshoe Crabs Mating… | mobile_jellywatcher | 
|
41.670 / -71.440 | Other | Horseshoe Crabs Mating | ||
| Pyrosome and bones | beroe | 
|
36.620 / -121.850 | Only saw one small pytosome but several vertebrae. |
Other | Pyrosome | |
| Small, fresh Velella | beroe | 
|
36.620 / -121.850 | Plenty of small Velella on the beach. |
Velella | Velella | |
| Jellies in Cannon Beach… | Jellywatcher | 
|
45.890 / -123.960 | There were tons of these guys on the shore |
Velella | Velella | |
| Velella washed up | Jellywatcher | 33.850 / -118.400 | Saw 200+ clear velella washed up on Hermosa Beach in Sout |
Velella | Velella | ||
| Jimble | Jellywatcher | -33.830 / 151.250 | numerous Jimble spotted Balmoral beach |
Box Jelly | |||
| Jimbles at Balmoral | swimmingidiots | -33.820 / 151.250 | A few people stung by Jimbles today |
Box Jelly | Carybdea | ||
| Lions Mane | mobile_jellywatcher | 
|
41.360 / -71.640 | Lions mane fiesta! |
Jellyfish | ||
| Moon Jellies | hdaugavins | 
|
41.380 / -71.650 | Clouds of moons! |
Jellyfish | ||
| Lions Mane | hdaugavins | 
|
41.360 / -71.640 | Tons of lions mane of varying sizes |
Jellyfish | ||
| Atlantic Nettles | Jellywatcher | 36.890 / -76.020 | Jellyfish | ||||
| Beaucoup de méduses | mobile_jellywatcher | 43.750 / 7.430 | Jellyfish | ||||
| Dead Jellyfish | Jellywatcher | 32.160 / -80.720 | Jellyfish | ||||
| More jellies | lucas | 49.320 / -122.940 | Went for a SUP and saw dozens of moons (Aurelia labiata), |
Jellyfish | |||
| Barrel jelly at Lyme | hmsnaith | 
|
50.720 / -2.950 | Jellyfish | Rhizostoma octopus | ||
| Green waters and lots of… | mobile_jellywatcher | 41.330 / -71.910 | Jellyfish | Sea Nettle | |||
| Velella velella update… | donallen48 | 
|
40.990 / -124.120 | many hundreds washed up at mouth of Strawberry Creek afte |
Velella | Velella | |
| Little blue jellyfish… | Jellywatcher | 46.900 / -124.130 | There are thousands of these dead and some still blue loo |
Velella | Velella | ||
| dog beach. Huntington… | k9beaches | 
|
33.670 / -118.030 | These are all over the beach! |
Velella | Velella | |
| hundreds of blue… | k9beaches | 
|
33.670 / -118.030 | Lots of these interesting creatures on the beach. |
Velella | Velella | |
| Jimbles persist | swimmingidiots | -33.820 / 151.250 | A few swimmers hit by Jimbles again today |
Box Jelly | Carybdea | ||
| Man-o-War | christine | 
|
-36.350 / 176.130 | Jellyfish |