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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Cantabric sea full of… | Jellywatcher | 43.220 / -2.020 | There have been sightings since July, in big numbers. |
Man o war | |||
| Velella Velella sighting… | Jellywatcher | 
|
51.940 / -5.210 | Found on Abermawr beach in Pembrokeshire, a single standa |
Velella | ||
| Fried-egg-jellyfish | MobileAnonymous | 39.190 / 9.570 | Jellyfish | Cotylorhiza tuberculata | |||
| Stinging jellies | MobileAnonymous | 36.850 / -75.980 | Jellyfish | ||||
| Valela | MobileAnonymous | 45.520 / -1.120 | Au moins 500 méduses |
Velella | |||
| Obzor | Jellywatcher | 42.820 / 27.880 | There are too many jellyfish in Obzor beaches. |
Jellyfish | |||
| Single Egg Yolk | MobileAnonymous | 47.670 / -122.420 | Seen from a boat out in the bay |
Jellyfish | Egg Yolk Jelly | ||
| Rhizostoma octopus… | MobileAnonymous | 40.790 / 9.670 | Rhizostoma octopus |
Jellyfish | |||
| Velella | Jellywatcher | 
|
51.830 / -5.110 | Found half a dozen strange looking jelly like creatures w |
Velella | ||
| Lion’s mane | MobileAnonymous | 41.250 / -72.710 | Jellyfish | ||||
| Jellyfish | Jellywatcher | 36.860 / -75.970 | I was in thigh deep water when I felt something hit me in |
Jellyfish | |||
| Small little toxic… | Jellywatcher | 45.480 / 12.590 | Translucent jellyfish with 5cm diameter and blueish legs |
Jellyfish | |||
| Pelagia flaveola | Jellywatcher | 
|
21.470 / -157.820 | Purple jelly, size of palm. |
Jellyfish | ||
| Light pink/clear jelly… | Jellywatcher | 30.420 / -86.620 | 10 feet from shore, fort walton beach |
Jellyfish | |||
| Jellies in Chesapeake… | Jellywatcher | 37.020 / -76.300 | At Fort Monroe today. might be moon jellyfish |
Jellyfish | |||
| Jellies all along beach… | MobileAnonymous | 37.080 / -76.270 | Washed up jellies all along beach and in water near shore |
Jellyfish | |||
| White | MobileAnonymous | 35.560 / -75.470 | They are big and white stay out of the water |
Jellyfish | |||
| Bastard | MobileAnonymous | 38.600 / -0.040 | Velella | ||||
| Jellyfish Sighting | MobileAnonymous | 36.050 / -75.690 | Jellyfish | ||||
| Jellyfish | MobileAnonymous | 41.230 / 9.420 | Jellyfish | ||||
| Dennisport, MA sighting… | Jellywatcher | 41.620 / -70.220 | Close to nantucket sound shore near dennisport |
Jellyfish | |||
| No jellyfish observed | MobileAnonymous | 
|
53.270 / -3.920 | I went swimming on Penmaenmawr beach on 15, 16 and 17 Aug |
Clean sea | ||
| Jellyfish | MobileAnonymous | 41.290 / 9.370 | Jellyfish | ||||
| Possible Alaskan Lions… | Jellywatcher | 
|
57.540 / -153.990 | This one looked more brown than it did people and yellow, |
Jellyfish | ||
| Swarm of Man o wars | Jellywatcher | 36.850 / -75.980 | Man o war |