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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Red tide in… | Jellywatcher | 
|
40.740 / -124.210 | Red tide on king salmon beach in Humboldt Bay, Eureka CA |
Red Tide | ||
| Velella at… | Jellywatcher | 
|
55.810 / -6.460 | A scattering of velella were found along the beach at Sal |
Velella | ||
| Lion's… | MobileAnonymous | 
|
54.070 / 10.790 | Jellyfish | Lion's Mane Jelly | ||
| Velella | MobileAnonymous | 
|
31.510 / -9.770 | Big | Velella | ||
| Velella | Jellywatcher | 
|
54.390 / -8.570 | 100s washed up on beach. |
Velella | ||
| Stung | MobileAnonymous | 32.140 / -80.750 | Jellyfish | ||||
| Purple and… | MobileAnonymous | 43.110 / 5.970 | Jellyfish | ||||
| Jellyfish… | Jellywatcher | 37.240 / -76.510 | My son got stung by a sea nettle jellyfish at Yorktown be |
Jellyfish | |||
| Vellela… | Jellywatcher | 
|
55.180 / -8.020 | Lots of them on Tramore beach, lots of dead ones, white. |
Velella | ||
| barrow beach,… | Jellywatcher | 
|
52.300 / -9.860 | by the wind sailor/Velella velella |
Velella | ||
| Jellyfish | MobileAnonymous | 38.900 / -76.510 | Jellyfish | ||||
| Jellyfish | MobileAnonymous | 37.900 / -76.810 | Lots of smaller jellies |
Jellyfish | |||
| County Donegal… | Jellywatcher | 55.240 / -7.720 | Hundreds reported at two locations: Ballyhiernan, Fanad a |
Velella | |||
| Man o war… | MobileAnonymous | 
|
27.360 / -82.620 | I was walking around the beach and I saw a blue man o war |
Man o war | ||
| Many-Ribbed (… | Jellywatcher | 
|
30.390 / -86.550 | Single organism about 1,000 feet offshore at Matterhorn B |
Jellyfish | ||
| Tiny crabs | MobileAnonymous | 
|
40.970 / -73.060 | Little crab hatchlings over 1,000 of them size of finger |
Other | Crab | |
| Jellyfish in… | Jellywatcher | 37.580 / 12.790 | It isn't unusual but two days ago there was nothing< |
Jellyfish | |||
| Man o war | MobileAnonymous | 31.520 / -9.770 | Man o war | ||||
| Virginia Beach… | Jellywatcher | 36.850 / -75.980 | Multiple jellyfish in water near the shore |
Jellyfish | |||
| Jellyfish | Jellywatcher | 36.850 / -75.980 | Possibly moon or Chesapeake jelly fish off 13th street, V |
Jellyfish | |||
| At least 13… | MobileAnonymous | 
|
37.240 / -76.510 | Currently at beach counting and collecting various sizes |
Jellyfish | ||
| Jelly fish… | MobileAnonymous | 37.240 / -76.510 | Box Jelly | ||||
| By the wind… | Jellywatcher | 54.270 / -8.600 | Hundreds on Strandhill beach and in the water, Sligo Irel |
Velella | |||
| Méduses | MobileAnonymous | 43.440 / 6.890 | Jellyfish | ||||
| Moon jelly | Jellywatcher | 36.920 / -76.210 | Clear, plate sized moon jellyfish are popping up more at |
Jellyfish |