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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| C. fuscescens in Monterey… | jellyhunter | 
|
36.610 / -121.890 | Large bloom of small to medium sized nettles, all C. |
Jellyfish | ||
| Plate-size jellyfish for… | Jellywatcher | 34.410 / -119.880 | since at least Aug. |
Jellyfish | |||
| A Pelagia jellyfish stung… | kermitond | 37.910 / -0.740 | I was taking a bath with my sons and one of them was stun |
Jellyfish | |||
| Aug. 18 Pillar Pt. | bkossy | 37.480 / -122.500 | I was kayaking off Pillar Pt. |
Vertebrate | |||
| Harbor porpoise near… | bkossy | 37.490 / -122.500 | Harbor porpoise hunting for fish during a lowish tide nea |
Vertebrate | |||
| Rhizostoma pulmo in… | Medusas_Barcelona | 
|
41.250 / 1.900 | A lot of RP were detected in Garraf´s beaches. |
Jellyfish | ||
| Physalia physalis in San… | Medusas_Barcelona | 43.320 / -1.980 | 15 Physalia physalis were found in San Sebastian. |
Man o war | |||
| Oceanside Harbor | Jellywatcher | 33.200 / -117.390 | Glassy darkish purple and clumpy jellyfish |
Jellyfish | |||
| Tahilla Cove, County… | IsabelJ | 
|
51.830 / -9.830 | There were several smaller versions of the same kind of j |
Jellyfish | ||
| Physalia physalis in San… | Medusas_Barcelona | 43.320 / -1.980 | 800 Physalia physalis were remouved from San Sebastian b |
Man o war | |||
| small moon jelly near… | Jellywatcher | 37.850 / -122.430 | Today at 11:30 a.m. |
Jellyfish | |||
| Asilomar State Beach | angelajean | 36.620 / -121.940 | Lowtide, early morning about 7:30am |
Jellyfish | possibly 2 sea nettles, dead | ||
| Porpoise/Dolphin in… | KelpRat | 37.870 / -122.450 | Twice observed a porpoise or dolphin at the West end of R |
Vertebrate | |||
| Jellies on the Jetty in… | openhouse | 36.810 / -121.790 | On our way to open house, we found some jellyfish out on |
Jellyfish | |||
| Olindias phosphorica in… | Medusas_Barcelona | 42.260 / 3.170 | 1 Olindia phosphorica was found in Roses |
Jellyfish | |||
| Jellyfish swarm near Del… | openhouse | 36.600 / -121.880 | Swarm of sea nettles near Wharf #2 in Del Monte Beach nea |
Jellyfish | |||
| Jellies near Pajaro dunes… | openhouse | 36.710 / -121.810 | We saw lots of clear jellyfish near Pajaro dunes. |
Jellyfish | |||
| Physalia physalis in San… | Medusas_Barcelona | 43.320 / -1.980 | 500 Physalia physalis collected by the council boat in S |
Man o war | |||
| Lacanau luminescence | Jellywatcher | 45.000 / -1.200 | Swimming in the sea at night on the 13th and 14th of augu |
Other | Luminescence | ||
| Mnemiopsis leidyi? | cmedusa | 37.620 / -0.710 | Hello. I am in the south of Cabo de Palos, in Spain. |
Jellyfish | |||
| Aurelia train | lucas | 49.320 / -122.940 | Large numbers of Aurelia labiata drifting with tidal curr |
Jellyfish | |||
| Brown Sea Nettle Jellies… | Jellywatcher | 
|
34.410 / -119.910 | Just off of Coal Oil Point on the Goleta coast in Souther |
Jellyfish | ||
| Crystal jelly, Aequorea… | natejaros | 33.730 / -118.390 | Collected 3 adult aequorea 8/12/10 for the aquarium of th |
Jellyfish | |||
| Black Jellyfish | Jellywatcher | 32.810 / -117.250 | We were surfing at Torrey Pines State Beach the north end |
Jellyfish | torrey pines beach | ||
| Kayaking with jellyfish… | openhouse | 36.810 / -121.780 | We saw lots of reddish jellies while kayaking near Moss L |
Jellyfish |