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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Chrysaora bloom at Santa… | alison | 34.400 / -119.850 | While out for a paddle-board, there were 100's of 8- |
Jellyfish | |||
| Chrysaora in… | kraskoff | 
|
36.810 / -121.780 | Dozens of Chrysaora colorata (Pelagia) and Chrysaora fusc |
Jellyfish | ||
| black sea… | michael | 
|
34.380 / -119.880 | several, large accumulations of 250 or more jellies, tigh |
Jellyfish | ||
| Physalia physalis in… | Medusas_Barcelona | 38.940 / 1.230 | 7 Physalia physalis were collected in Cala Tarida, Ibiza. |
Man o war | |||
| Masses of Gelatinous… | Medusas_Barcelona | 41.260 / 1.990 | Every year we have in April-May many salps, ctenophores a |
Other | salps, siphonophors | ||
| Physalia… | Medusas_Barcelona | 
|
37.850 / -0.760 | 4 indivuals separately beached in very fresh condition (O |
Man o war | ||
| Velella velella… | Medusas_Barcelona | 
|
37.850 / -0.760 | More than 100 small (3 cm) indivials beached in serveral |
Velella | Velella | |
| Box Jellyfish Found in… | poghmahone | 36.600 / -121.890 | While diving near the wharf next to Del Monte Beach on Sa |
Box Jelly | |||
| Ctenos | mucktopus | -0.570 / 130.690 | only a few gelatinous organisms noticed in four day dives |
Other | Ctenophores | ||
| Pelagia noctiluca,… | Medusas_Barcelona | 37.850 / -0.760 | Physalia physalis and Velella velella stranded. |
Velella | Velella | ||
| Dolphins on the San… | henry | 37.850 / -122.370 | Saw three dolphins while sailing on the SF bay between An |
Vertebrate | |||
| Jellyfish at Pillar Point… | bobbreen | 43.960 / -76.120 | Two Chrysaora melanaster, 20 to 30cm, at "Maverick& |
Jellyfish | |||
| Gelatinous plankton in… | Medusas_Barcelona | 42.290 / 3.290 | We saw a bloom of all king of gelatinous plankton: salps, |
Jellyfish | and others | ||
| Gray whales North West of… | bobbreen | 37.510 / -122.530 | Two gray whales, mother and calf sighted about 1200 meter |
Vertebrate | |||
| Aurelia sp. missing form… | Shane Anderson | 7.160 / 134.380 | While snorkeling in Palau's jellyfish lake on April |
Clean sea | |||
| Moon Jellyfish in Loch… | markcra | 56.180 / -4.780 | Regularly seeing tiny moon jellyfish during dives in Loch |
Jellyfish | |||
| zero | mucktopus | 0.140 / 130.050 | nothing of note- 12-15 April 2010, four day dives and two |
Clean sea | |||
| Vv and Pn in Columbretes… | Medusas_Barcelona | 41.390 / 2.200 | A lot of Velella Velella and a few Pelagia Noctiluca. |
Jellyfish | |||
| Pn and Salpas in… | Medusas_Barcelona | 41.390 / 2.200 | A lot of Pelagia noctiluca and Salpas, few Jellyfish with |
Jellyfish | |||
| Oikopleura dioica and O.… | Leo | 48.540 / -123.010 | Some of each species seen at the surface from a dock in F |
Other | Appendicularian | ||
| Mitrocoma cellularia | Leo | 48.540 / -123.010 | About 25 small Mitrocoma cellularia hydromedusae, 5-20 mm |
Jellyfish | |||
| Aequorea victoria | Leo | 48.540 / -123.010 | One of the first Aequoreas of the season, about 30 mm bel |
Jellyfish | |||
| Noctiluca? | Jellywatcher | -35.310 / 138.450 | On a night time beach walk on Alidinga beach, South Austr |
Other | not sure | ||
| V3551 Chrysaora… | Abreojos | 36.890 / -122.010 | Chrysaora fuscescens |
Jellyfish | |||
| V3552 Chrysaora… | Abreojos | 36.880 / -121.950 | Chrysaora fuscescens |
Jellyfish |