Fan Worm on red Sponge, Spirographis sp., Caribbean Sea, Dominica

bristle worm sedentarians filterfeeder tentacle crown fan worm feather duster worms tube worm segmented worm worms annelida polychaeta polychaets sabellida sabellidae canalipalpata marine invertebrates sessile tentaclulata spirographis spallanzanii reef reefs coralreef coralreefs coral reef red sponge sponges sea sponge seasponge poriferans phylum sessile filter feeders marine invertebrates animal animals animalia organism eucaryota metazoa parazoa porifera demospongiae haplosclerida ceractinomorpha haliclonidae commonwealth of dominica leeward islands lesser antilles dominique geography nature sea ocean sealife marine wildlife marine fauna underwater underwaterphoto underwaterpicture underwaterphotography underwaterworld fan worm on red sponge spirographis sp caribbean sea dominica horizontal n/a n/a