Christmas tree worm, Spirobranchus sp. , on a Porites (pore coral) in the South China Sea, Coral Triangle, Brunei.

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These beautiful worms use their head filaments to filtrate the water. If distracted they will retract into their tube. They come in several different colors and sizes.

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Size: 3616px × 2410px
Location: Brunei, Tutong
Photo credit: © Rasmus Loeth Petersen / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animalia, annelida, black, canalipalpata, china, christmas, coral, dark, dive, diving, eumetazoa, fan, hard, indo-pacific, invertebrate, marine, ocean, orange, palpata, polychaeta, porites, reef, scuba, sea, serpulidae, shadow, south, spirobranchus, tree, triangle, tube, underwater, worm, yellow