We took an underwater photography trip to the Philippines in December 2016.
Sea stars are star-shaped echinoderms, having a central disk and (usually) five arms. They have tube feet operated by a hydraulic system and a mouth at the center of the lower oral surface. Most can regenerate damaged parts and can shed arms for defense.
Luzon sea star, Echinaster luzonicus
Hairy brittlestar, Ophiothrix sp.
Peppermint sea star, Fromia monilis
Blue linckia, Linckia laevigata
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Last modified 2 March 2017