microscopic polychaete or bristle worms under microscope view

amphinomidae animal annelid aquatic background benthos biology bristle chaetae closeup coast coral crawling exotic explore fireworm kara legs life lugworm marine nature nereis nereus ocean paraphyletic parapodia plankton polychaete reef respiratory samet sandworm science scoloplos sea segmented setae underwater water worm worms zoology