Double-spined sea urchin (Echinothrix calamaris). As is the case with all sea urchins, this species feeds on algae - mainly at night. Bali, Indonesia.

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A double-spined sea urchin (Echinothrix calamaris). As is the case with all sea urchins, this species feeds on algae - mainly at night - moving around on its hundreds of tube feet.

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Size: 4273px × 3088px
Location: See description
Photo credit: © Terence Dormer / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adventure., bali, calamaris., coral, creation, diving., double-spined, echinoderm, echinothrix, feeder., indonesia., natural, nocturnal, ocean., reef., scuba, sea, sea., selection, trd5143., underwater., urchin.