Franco Banfi / Barrel sponge (Xestospongia testudinaria) Tubbataha Reef Natural Park, UNESCO World Heritage Site, Sulu Sea, Cagayancillo, Palawan, Philippines
01573918
Georgette Douwma / Black coral (Antipathes dichotoma) and Barrel sponge (Xestospongia testudinaria) in coral reef, West Papua, Indonesia.
01570094
Alex Mustard / RF - Colourful coral reef wall, with Yellow branching tube sponges (Pseudoceratina crassa), brown tube sponges (Agelas conifera) and red rope sponges (Amphimedon compressa), in front of deepwater sea...
01568445
Linda Pitkin / Barrel sponge (Xestospongia testudinaria), beneath roots of mangroves (Rhizophora sp.). Diver photographing Mangrove Ridge, Yanggefo Island, Raja Ampat, West Papua, Indonesia, March 2016
01566479
Franco Banfi / Freshwater snail (Benedictia baicalensis) on Baikal sponge (Lubomirskia baicalensis), both are endemic to Lake Baikal, Siberia, Russia.
01566477
Franco Banfi / Snail (Megalovalvata baicalensis) on Baikal sponge (Lubomirskia baicalensis), both are endemic to Lake Baikal, Siberia, Russia.
01566476
Franco Banfi / Freshwater isopod (Ommatogammarus flavus) on Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
01566474
Franco Banfi / Scuba diver and endemic Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
01566471
Franco Banfi / Freshwater isopod (Acanthogammarus lappaceus) on Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
01566470
Franco Banfi / Freshwater isopod (Acanthogammarus lappaceus) and Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
01566469
Franco Banfi / Freshwater isopod (Acanthogammarus lappaceus) on Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
01566464
Franco Banfi / Freshwater isopods (Ommatogammarus flavus) on Baikal sponge (Lubomirskia baicalensis), Lake Baikal, Siberia, Russia.
