Blue Christmas tree worm (Spirobranchus giganteus) Beqa Lagoon, Fiji

annelid beqa lagoon christmas tree worms fiji melanesia oceania polychaete serpulidae spirobranchus giganteus animal animal themes animals in the wild aquatic blue bristle worms close up color image detail extreme close up filter feeders horizontal macro magnification marine biology nature no people one animal outdoors photography polychaete worms science sea sea life undersea underwater wildlife zoology