Pteraster tesselatus: Slime star –The Race Rocks Taxonomy

A useful defense mechanism is evident in the slime stars. They will fill a bucket full of slime when picked up, this can be toxic to other invertebrates.

Slime star photograph by Ryan Murphy

Slime star photograph by Ryan Murphy,2010

Kingdom: Animalia
Phylum: Echinodermata
Subphylum: Eleutherozoa
Class: Asteroidea
Order: Velatida
Family: Pterasteridae
Genus: Pteraster
Species: P. tesselatus


Slime star and nudibranch–photo by Ryan Murphy

Other Members of the Phylum Echinodermata at Race Rocks.

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and Image File
pearsonlogo2_f2The Race Rocks taxonomy is a collaborative venture originally started with the Biology and Environmental Systems students of Lester Pearson College UWC. It now also has contributions added by Faculty, Staff, Volunteers and Observers on the remote control webcams.  2014 Garry Fletcher