Sue Daly,Sue Daly / Reef wall with sponge and bryozoan growth, Poor Knights Islands, New Zealand, January

Jose B. Ruiz / Neptune grass bed {Posidonia oceanica} Mediterranean.

Sue Daly / Nudibranch (Flabellina gracilis) feeding on bryozoan (Membranipora membranacea), Trondheimsfjord, Norway, July.

SCOTLAND: The Big Picture / Monkey puzzle bryozoan (Omalosecosa ramulosa) on seafloor, South Arran Marine Protected Area, Isle of Arran, Scotland, UK, August.

SCOTLAND: The Big Picture / Monkey puzzle bryozoan (Omalosecosa ramulosa) on seafloor, South Arran Marine Protected Area, Isle of Arran, Scotland, UK, August.

Solvin Zankl / Marine prickly pear (Polyzoa opuntia) Comau Fjord, Patagonia, Chile, Atlantic Ocean

Solvin Zankl / Red algae (Epymenia obtusa) partly covered with Bryozoa, on white background, from Swakopmund, Namibia, Africa, South Atlantic. Preserved specimen.

Solvin Zankl / Kelp membranipora bryazoan (Membranipora isabelleana) Comau Fjord, Chile, January.

Sue Daly / Nudibranch (Polycera quadrilineata) feeding on bryozoan Sea mat (Membranipora membranacea) St Abbs Voluntary Marine Reserve, Scotland (North Sea).

Sue Daly / Ross Bryozoan (Pentapora fascialis) L'Etac, Sark, British Channel Islands.

Solvin Zankl / Rich reef landscape with Stone coral, Tunicates, Bryozoa and Reef fish, Raja Ampat, West Papua, Indonesia, Pacific Ocean.

Jan Hamrsky / Freshwater Bryozoan (Plumatella fruticosa) colony of zooids attached to a root, Europe, August, controlled conditions