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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Cannonball jellyfish on… | Jellywatcher | 
|
33.870 / -78.000 | Numerous cannonball jellyfish had washed ashore on Bald H |
Jellyfish | ||
| Velella sailor jellyfish… | Jellywatcher | 
|
33.970 / -118.470 | Marina del Rey / Venice beach |
Velella | ||
| Velella in Huntington… | Jellywatcher | 
|
33.650 / -118.000 | Velella | |||
| Newport Beach | Jellywatcher | 
|
33.620 / -117.930 | By the wind sailor jellies noted at Newport Beach north o |
Velella | ||
| Apolemia uvaria in La… | charlotteseid | 
|
32.860 / -117.260 | Depth 80 ft, Vallecitos Point, La Jolla Submarine Canyon, |
Jellyfish | ||
| Heceta Beach, Florence,… | Jellywatcher | 
|
44.110 / -124.020 | Mile or more swathe along the tide line |
Velella | ||
| Velella velella, by-the-… | Jellywatcher | 
|
33.640 / -117.970 | Huntington state beach at newland Street |
Velella | ||
| By the wind sailor… | Jellywatcher | 
|
34.020 / -118.490 | Bright blue with clear “fin” in water and on shore. |
Velella | ||
| Santa Monica | Jellywatcher | 
|
34.010 / -118.500 | A lot on the shore |
Velella | ||
| Sail Jellyfish… | Jellywatcher | 
|
33.470 / -117.700 | Strands beach in Dana Point CA, covered in these along th |
Velella | ||
| marina del rey | Jellywatcher | 
|
33.970 / -118.460 | Velella | |||
| Santa Monica beach | Jellywatcher | 
|
34.040 / -118.540 | Dozens of 2-3 inch velella with the sails. |
Velella | ||
| Crowned jellyfish in… | MobileAnonymous | 
|
19.470 / -155.920 | Jellyfish | Crowned jellyfish | ||
| Sinepuxent Bay, Great… | Jellywatcher | 
|
38.200 / -75.180 | We were kayaking in very shallow water off Assateague Isl |
Jellyfish | ||
| Lions Mane | Jellywatcher | 
|
36.850 / -76.300 | Lions Mane jelly in the Elizabeth River in Norfolk, VA. |
Jellyfish | ||
| Velella sighting in… | Jellywatcher | 
|
31.410 / -116.500 | 04-23-2023 |
Velella | ||
| Jelly fish everywhere… | Jellywatcher | 
|
37.240 / -76.510 | There had to be at least 10 or more I saw alive, and anot |
Jellyfish | ||
| Monk seal napping | MobileAnonymous | 
|
19.780 / -156.040 | Solitary seal hauled out on the sandy beach. |
Vertebrate | ||
| Ensenada | Jellywatcher | 
|
31.870 / -116.600 | At least 1 or 2 km of blue tide at municipal beach |
Velella | ||
| Sting | MobileAnonymous | 
|
38.990 / 1.550 | Jellyfish sting |
Jellyfish | ||
| Sightings of washed up… | Jellywatcher | 
|
33.430 / -117.610 | These sail jellyfish were from San Clemente State Beach o |
Velella | ||
| Nice, France | Jellywatcher | 
|
43.710 / 7.260 | Thousands of these are covering the rocky beach in Nice, |
Velella | By the Wind Sailors | |
| Tamarack Beach Carlsbad… | Jellywatcher | 
|
33.150 / -117.350 | Hundreds of thousands washed up on shore |
Velella | ||
| Velella | Jellywatcher | 
|
33.630 / -117.950 | Thousands of velellas washed up on Newport Beach |
Velella | ||
| Pleurobrachia on Formby… | MobileAnonymous | 
|
53.620 / -3.060 | Hundreds all along the beach north of the National Trust |
Other | Ctenophores |