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| Title | Date of sighting | reporter | Image | Lat / Lng | Description | Type of organism | Other type |
|---|---|---|---|---|---|---|---|
| Portuguese Man of war | Jellywatcher | 
|
35.600 / -75.470 | Purple/blue, very long tentacles |
Man o war | ||
| Cannonball July Emerald… | Jellywatcher | 
|
34.680 / -76.950 | Washed up at rising high tide and put back in the water |
Jellyfish | ||
| By-the-wind sailors On… | Jellywatcher | 
|
36.600 / -121.960 | Velella | |||
| velella sighting | Jellywatcher | 
|
37.770 / -122.510 | cluster of about 30-50 velella on ocean beach |
Velella | ||
| Velella velella | Jellywatcher | 
|
38.440 / -123.120 | A few thousand velellas on the shore around 9am |
Velella | ||
| jellyfish | MobileAnonymous | 
|
37.520 / -76.280 | seen around 10 jellyfish in the area |
Jellyfish | ||
| Velella on pismo beach… | Jellywatcher | 
|
35.140 / -120.640 | Blueish with clear sail |
Velella | ||
| Eggs? | Jellywatcher | 
|
34.470 / -120.230 | These were seen on the shore of the beach. |
Other | ? | |
| Vellela andother jellies… | Jellywatcher | 
|
36.620 / -121.850 | Lots of jellies along the beach in sand city by Monterey |
Velella | ||
| South Yarmouth,… | Jellywatcher | 
|
41.640 / -70.210 | Small about 6 inches across. Washed up on the beach. |
Man o war | ||
| Many lion's mane,… | Jellywatcher | 
|
55.000 / -1.410 | Walking along the stretch of the beach, countless blue je |
Jellyfish | ||
| Rhizostoma pulmo | MobileAnonymous | 
|
41.270 / 1.980 | A partir de los 100 metros y en profundidad, se ven, agua |
Jellyfish | Rhizostoma pulmo | |
| Large Jellyfish | MobileAnonymous | 
|
44.210 / 9.550 | Jellyfish | |||
| Moon jellyfish stranding… | MobileAnonymous | 
|
51.380 / 1.320 | 20-30 Aurelia on the strand line as high tide was startin |
Jellyfish | ||
| Outer banks nc | Jellywatcher | 
|
35.230 / -75.630 | Man o war | |||
| Unknown. Beige and brown… | MobileAnonymous | 
|
9.530 / 99.940 | Beige head and brown tentacles. |
Jellyfish | ||
| Medusa | MobileAnonymous | 
|
41.020 / 8.880 | Jellyfish | |||
| Manaco and Cama Beach,… | Jellywatcher | 
|
48.160 / -122.520 | Washed up on beach at low tide found at 1253 pm on beah o |
Other | Lion's mane? | |
| Manaco and Cama Beach,… | Jellywatcher | 
|
48.160 / -122.520 | Two beached lion's mane jellies about a mile north o |
Other | Lion's mane? | |
| Manaco and Cama Beach,… | Jellywatcher | 
|
48.150 / -122.510 | Washed up further south from the two together. |
Other | Lion's mane? | |
| Fried Eggs in Boston… | MobileAnonymous | 
|
47.140 / -122.900 | Jellyfish | Phacellophora | ||
| Jellyfish | MobileAnonymous | 
|
57.040 / 10.370 | Jellyfish | |||
| Cresswell Beach Ugly… | Jellywatcher | 
|
55.230 / -1.540 | My grandson Oliver found this jellyfish in a very clear, |
Jellyfish | ||
| My observations | MobileAnonymous | 
|
37.030 / -76.330 | Lots of Jellys upon low tide |
Jellyfish | Moon | |
| Moon Jelly Sighting | MobileAnonymous | 
|
37.050 / -76.290 | 5-10 Occasional Visitors |
Jellyfish | Moon |