Chris Newbert / Feather Duster Worm (Sabellastarte sp) in the shape of a heart, 40 feet deep, Solomon Islands

Georgette Douwma / Fan worm (Sabellastarte sp) West Papua, Indonesia. Indo-West Pacific.

GEORGETTE DOUWMA / Feather duster worm (Sabellastarte sp.) Misool, Raja Ampat, West Papua, Indonesia.

GEORGETTE DOUWMA / Feather duster worm (Sabellastarte sp) Misool, Raja Ampat, West Papua, Indonesia.

Fred Bavendam / Tube-dwelling Anemone (Cerianthus sp) with Feather Duster Worms (Sabellastarte sp), Bali, Indonesia

Chris Newbert / Thorny Seahorse (Hippocampus histrix) and Feather Duster Worm (Sabellastarte indica), Indonesia

Chris Newbert / Feather Duster Worm (Sabellastarte sp) with brachail crown exteneded to feed, Indonesia

Michele Westmorland / Tiny feather duster / tube worm (Sabellastarte sp) on hard coral, House Reef at the Jetty, Tufi, Oro Province, Papua New Guinea

Chris Newbert / Feather Duster Worm (Sabellastarte sanctijosephi) 40 feet deep, Solomon Islands

Chris Newbert / Feather Duster Worm (Sabellastarte indica) detail, Palau

Gary Bell/ Oceanwide / Feather Duster Worm (Sabellastarte sp) group filter feeding near fish, Anilao, Philippines