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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Seahouses jellyfish | Jellywatcher | 
|
55.570 / -1.640 | The one and only jellyfish on this morning's half-mi |
Jellyfish | ||
| Barrel | Jellywatcher | 50.690 / -1.070 | 80cm diameter. High tide |
Jellyfish | |||
| Seapoint/ Monkstown… | Jellywatcher | 53.290 / -6.150 | I have never seen jelly fish in this beach area where I w |
Jellyfish | |||
| Jelly swarms pwllheli | mobile_jellywatcher | 
|
52.890 / -4.390 | Jellyfish | Compass jelly fish | ||
| Thousands of jellies | mobile_jellywatcher | 
|
37.910 / -122.670 | Velella | Velella | ||
| Saint tropez | mobile_jellywatcher | 43.210 / 6.570 | Jellyfish | ||||
| Cordova, Alaska | jrfritsch | 
|
60.500 / -145.860 | Hartney Bay |
Jellyfish | ||
| Jellyfish in Flensburg,… | Jellywatcher | 
|
54.960 / 10.890 | Thursday 24 July, many jellyfish in the Baltic. |
Jellyfish | ||
| Meduses | mobile_jellywatcher | 43.190 / 6.550 | Jellyfish | ||||
| Barrell jellyfish swarm… | mobile_jellywatcher | 
|
51.690 / -4.540 | Jellyfish | |||
| Jelly swarms pwllheli | mobile_jellywatcher | 
|
52.880 / -4.380 | Jellyfish | Barrel jelly fish | ||
| 100+ but harmless swam… | mobile_jellywatcher | 30.230 / -85.890 | Jellyfish | Harmless | |||
| Seal? | Jellywatcher | 
|
36.610 / -121.960 | Not sure if it's a seal because of decomposition. |
Other | ||
| Prionace glauca | earthgecko | 41.140 / 1.410 | Prionace glauca X 2 |
Other | shark | ||
| Mangrove Box Jellyfish… | Gogreenman | 
|
26.370 / -80.070 | There were lots of T. Cystophora. |
Box Jelly | Tripedalia Cystophora | |
| Jellyfish in marseille… | mobile_jellywatcher | 43.240 / 5.370 | Jellyfish | ||||
| Lots of purple jellyfish… | Jellywatcher | 
|
46.480 / -63.290 | We saw these on PEI, from our ferry back to Nova Scotia, |
Jellyfish | ||
| Tennessee Valley… | Jellywatcher | 
|
37.840 / -122.550 | Numerous sailboat jellies washed ashore the small Tenness |
Jellyfish | ||
| Fried egg jellyfish at… | Laura the Marine Biologist | 
|
36.620 / -121.910 | Jellyfish | |||
| Jelly | mobile_jellywatcher | 36.180 / -75.750 | Jellyfish | Moon | |||
| Rhizostoma octopus x 2,… | mobile_jellywatcher | 51.570 / -4.160 | Jellyfish | rhizostoma octopus | |||
| Mnemiopsis leidyi | mobile_jellywatcher | 
|
51.230 / 2.950 | Other | Ctenaire | ||
| Freshwater Jellies in… | jellywatch | 49.260 / 8.380 | Possible Craspedacusta seen by Martin E while swimming. |
Jellyfish | |||
| Jellyfish, Pettycur Bay… | Jellywatcher | 
|
56.060 / -3.180 | This Jellyfish was around 1.5ft diameter. |
Jellyfish | ||
| Phacellophora in… | jellyhunter | 36.760 / -121.870 | Many Phacellophora dominating the surface waters of Monte |
Jellyfish |