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Phylum Cnidaria > jellyfish > Class Scyphozoa > Order Rhizostomeae
Fat-armed jellyfish
Catostylus sp.
Family Catosylidae
updated Dec 2019
Where seen? This large jellyfish is sometimes seen on some of our shores. Usually alone, not in groups of many individuals.

Features: Bell about 10cm in diameter with fat sausage-like oral arms. The arms do not have a long 'tail'.

Changi, Apr 05

Fat-armed jellyfishes on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores

Tanah Merah, Dec 10
Photo shared by Loh Kok Sheng on his blog.

Lazarus Island, Mar 16
Photo shared by Jonathan Tan on facebook.

Jellyfish swimming in oil slick Tanah Merah from Loh Kok Sheng on Vimeo.

With grateful thanks to Dr Michael N Dawson of the University of California, Merced for identification of these jellyfishes.

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