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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Scrippsia | hayleypalexander | 
|
37.740 / -122.510 | Ocean Beach, San Francisco. |
Jellyfish | ||
| Jellyfish at Pacifica… | Naturelvr | 
|
37.600 / -122.500 | Today there were only around 10 jellyfish washed ashore t |
Jellyfish | ||
| first swim and a comb… | alchemy149 | 43.190 / 6.580 | i went swimming for the first time this year and it was c |
Jellyfish | |||
| Marine Stung on Chest by… | Jellywatcher | 32.770 / -117.220 | Husband was swimming at fiesta island and jellyfish stung |
Jellyfish | |||
| Solitary Cyanea | lucas | 49.320 / -122.940 | I thought this was going to be a "Clean Sea" en |
Jellyfish | |||
| Aurelia Aurita | hayleypalexander | 
|
37.740 / -122.510 | Ocean Beach, San Francisco |
Jellyfish | ||
| Wish we had a… | fgoetz | 41.820 / -71.400 | Picture a few undergraduates and a lab tech squatted on r |
Jellyfish | |||
| Pelagia Noctiluca aux… | Jellywatcher | 41.340 / 9.260 | Seen 50 Pelagia Noctilula in Lavezzi islands (Corsica). |
Jellyfish | |||
| sea gooseberries at… | jrzepka | 42.900 / -70.810 | I saw 2 ctenophoes on the beach (on the wet sand as the t |
Other | Ctenophore | ||
| Hundreds of unknown… | Naturelvr |
|
37.610 / -122.490 | Hundreds of unknown jellyfish washed ashore at Pacifica S |
Jellyfish | ||
| Jellies seen | mobile_jellywatcher | 43.700 / 7.330 | Jellyfish | ||||
| Hundreds of Jellyfish… | Naturelvr |
|
37.600 / -122.500 | There were hundreds of small jellyfish washed ashore all |
Jellyfish | ||
| Giant bell jelly | mobile_jellywatcher | 
|
36.630 / -121.940 | Jellyfish | Hydromedusa | ||
| Kelp washout | drcolossus | 
|
36.800 / -121.790 | Other | |||
| Velella bloom in the… | smartini | 42.480 / 7.570 | Velella velella, from 40 nautic miles off saint mandrier |
Velella | Velella | ||
| Mola mola in western… | smartini | 42.280 / 7.620 | Lot of Mola Mola (about 15 observed in 2.5 days, which is de | Mola | |||
| Pelagia noctiluca… | Miguel McMinn | 39.160 / 2.930 | During the last two weeks Pelagia noctiluca (no other spe |
Jellyfish | |||
| Nags Head Man-o-War | amarshall1 | 
|
35.960 / -75.630 | I've never seen one here before. |
Man o war | ||
| Mitrocoma celullaria | Alex Damian | 
|
36.640 / -121.910 | Jellyfish | |||
| first alert 2013 | crinaudo06 | 43.700 / 7.330 | Jellyfish | ||||
| On beach | mobile_jellywatcher | 
|
36.600 / -121.880 | Jellyfish | |||
| Physalia physalis on… | Bedearing | 32.000 / -80.850 | Man o war | ||||
| Beroe cucumis and… | Alex Damian | 
|
36.630 / -121.920 | Macrophagous tiny ctenophores by Lovers Point. |
Other | Ctenophores | |
| Nanomia bijuga and… | Alex Damian | 
|
36.660 / -121.920 | It was full of these siphonophores close to the surface. |
Other | Siphonophore | |
| Giant bell jelly | mobile_jellywatcher | 
|
37.040 / -122.230 | Scrippsia? |
Jellyfish | Hydromedusa |