This page shows a table of sightings. If you select sorting and filter options, the results will be limited to those which match

To download sightings in tabular format, configure the filter options, then click the CSV button at the bottom of the page. If you intend to derive work from the data, or to publish it, please acknowledge jellywatch.org, and let us know what you are up to.

Enter a comma separated list of user names.
Title Date of sighting reporter Image Lat / Lng Description Type of organism Other type
Man O War mobile_jellywatcher 26.130 / -80.100 Man o war
Moonee Creek part of the… Jellywatcher -30.210 / 153.160

Catostylus mosaicus is floating out in numbers on the ou

Jellyfish Catostylus mosaicus
Jelly fish bloom senior455 37.440 / 25.400

Unsual pink jellyfish bloom in winter

Jellyfish
Cassiopea spp.- Isla… cnatsphysalia 17.960 / -67.050

Many individuals

Jellyfish
Luminescence… Jellywatcher 29.440 / -94.660

When walking down the beach very late at night, my friend

Red Tide
Spirocodon at JAMSTEC dhugal 35.320 / 139.650 Jellyfish Spirocodon saltator
Only small fish at… dhugal 35.320 / 139.650

For 3 days now

Clean sea
Blue "By-the-wind… Jellywatcher 45.450 / -123.960

I noticed a line of purple in the surf line yesterday mor

Velella Velella
Rockaway Beach, Oregon… Jellywatcher 45.610 / -123.940

Rockaway Beach, Oregon

Velella Velella
No jellies @… dhugal 35.320 / 139.650 Clean sea
Chrysaora @ JAMSTEC dhugal 35.320 / 139.650

Dead at surface inflated with air

Jellyfish Chrysaora pacifica
Velella in Oregon coast… beroe 43.730 / -124.190

Debbie T reports via Facebook: Many, many more By-the-win

Velella Velella
Holden Beach nc Man o… Jellywatcher 34.060 / -78.320

Man o war.

Man o war
Chrysaora @… dhugal 35.320 / 139.650

One 10-15cm diameter. Perfect shape

Jellyfish Chrysaora pacifica
Velella… Jellywatcher 32.350 / -117.060

Velella velella (sea raft) washed up along Rosarito Beach

Velella Velella
Blue jellyfish… Jellywatcher 33.160 / -117.350

Beautiful blue jelly fish about 4" long with clear s

Velella Velella
Jellies at… beroe 26.150 / -97.150

"Big white ones and Portuguese man o' war"

Man o war
Aequorea… jellyhunter 36.630 / -121.900

Aequorea were abundant in surface slicks, Velella also ab

Jellyfish
Ouch Jellywatcher 21.320 / -157.670

I was out surfing at "Cockroach", when one wrap

Man o war man o war
Kailua Beach… vmfranck 21.410 / -157.740

man o' war (21), and bubble snails that eat them (2)

Man o war Physalia
Waimea Box… Jellywatcher 21.640 / -158.060

This AM, found 10 box jellies stranded at high water line

Box Jelly
Baker Beach… Jellywatcher 37.790 / -122.480

The beach was covered in clear jellyfish.

Velella Velella
Gelatinous… Medusas_Barcelona 42.290 / 3.290

We saw a bloom of all king of gelatinous plankton: salps,

Jellyfish and others
Méduses mobile_jellywatcher 46.490 / -1.770 Jellyfish
Agua falto mobile_jellywatcher 37.720 / -25.470 Jellyfish