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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Lions Mane jelly | mobile_jellywatcher | 
|
41.330 / -71.910 | Jellyfish | Lions Mane, Cyanea capillata | ||
| Tiny moon jellies | Jellywatcher | 54.420 / 10.240 | lots of small moon jellyfish in the water. |
Jellyfish | Moon jellyfish (small) | ||
| Man of war | Jellywatcher | 
|
33.900 / -78.090 | Small ones along the beach |
Man o war | ||
| velella velella | Jellywatcher | 
|
38.350 / -123.070 | Hundreds of these washed upon the shore at Salmon Creek.< |
Velella | Velella | |
| New Quay, West Wales UK… | Jellywatcher | 52.230 / -4.310 | 4 Barrel Jellyfish stranded over I mile |
Jellyfish | |||
| Beroe from Boston Harbor… | Erik | 
|
47.070 / -122.980 | Other | Ctenophora | ||
| Hundreds of dead Valella… | Jellywatcher |
|
37.790 / -122.480 | Dead looked like clear plastic, while the live ones looke |
Velella | Velella | |
| Jelly Scouting | Jellywatcher | 36.770 / -121.870 | Saw numerous Mitrocoma (~20) |
Jellyfish | |||
| Jellyfish swarm | Jellywatcher | 36.530 / -4.620 | Large numbers of jellyfish. |
Jellyfish | |||
| Dauphin Island West End… | dibeachdude | 30.250 / -88.200 | unknown type |
Jellyfish | |||
| Mastigias in Puerto Rico… | Gogreenman | 
|
18.050 / -67.200 | Found this sighting on Instagram. |
Jellyfish | Mastigias | |
| Sea Lice | Jellywatcher | 26.040 / -80.110 | experienced the pain afterwards. Choppy seas. |
Other | Hollywood Beach | ||
| Other jelly on 2015-5-30… | Android | 30.740 / -81.460 | several cannon jellies on the cumberland beach |
Jellyfish | |||
| Jellyfish; school of… | Jellywatcher | 38.560 / -75.220 | About 3 to 4 inches. |
Jellyfish | |||
| Lafayette River sighting… | Jellywatcher | 36.880 / -76.270 | Many moon jellies of small to moderate size, and another |
Jellyfish | |||
| Jimbles at Balmoral | swimmingidiots | -33.820 / 151.250 | More stings today in not so clear water |
Box Jelly | Carybdea | ||
| Unusual early jellyfish… | Jellywatcher | 41.270 / -72.620 | Moon jellyfish, in larger than normal numbers, in cool wa |
Jellyfish | |||
| Arabian Gulf Jellyfish… | Jellywatcher | 
|
26.160 / 50.200 | Quite a few blue blubber jellyfish are entering our inlet |
Jellyfish | Clean seas | |
| Velella husks | beroe | 
|
36.630 / -121.850 | Velella | Velella | ||
| Man-o-war | mobile_jellywatcher | 34.710 / -76.620 | Man o war | Portuguese | |||
| Jimbles at Balmoral | swimmingidiots | -33.820 / 151.250 | More stings today |
Box Jelly | Carybdea | ||
| Pamilco Sound, North… | Jellywatcher | 35.610 / -75.680 | Water unusually low this year, but I've never seen a |
Jellyfish | |||
| Blue barrel jelly | hmsnaith | 
|
50.680 / -1.550 | Very large bell (80cm diameter) and deep blue / purple co |
Jellyfish | Barrel jelly (blue) | |
| Stellamedusa in Monterey… | beroe | 
|
36.710 / -122.050 | fairly rare jellyfish from 688 meters |
Jellyfish | Stellamedusa ventana | |
| Man o war And Atlantic… | Sea Nettle616 | 26.120 / -97.170 | Man O War and Sea Nettle in South padre island Texas. |
Man o war | Atlantic sea nettle |