Gary Bell/ Oceanwide / Piling with sponges, tunicates, and ascidians, Yorke Peninsula, South Australia, Australia
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Georgette Douwma / Colonial anemones (Amphianthus nitidus) with Green urn sea squirts (Didemnum molle) (Atriolum robustum). Lembeh Strait, North Sulawesi, Indonesia.
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SCOTLAND: The Big Picture / Maiden's salp (Thetys vagina) , west coast of Scotland, UK, July.
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David Fleetham / Gammarid isopods (Cyproidea sp) on tunicate (Tunicata). Komodo, Indonesia.
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David Fleetham / Gammarid isopod (Cyproidea sp) on Tunicate (Tunicata). Komodo, Indonesia.
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Alex Mustard / Nudibranch (Nembrotha cristata) climbing on a Tunicate (Polycarpa aurata) at night. This species of seaslug feeds on seasquirts. A tiny cyclopoid copepod swimming past. Yillet Yecil, Yillet Islands, M...
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Constantinos Petrinos / Chromodorid nudibranch (Chromodoris annae) on Sea Squirt (Polycarpa aurata) Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Green urn sea squirt / tunicate (Didemnum molle) internal detail. Misool, Raja Ampat, West Papua, Indonesia.
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Tim Laman / Split level of Spotted sea hare {Aplysia dactylomela} on root of Red mangrove tree {Rhizophora mangle} where it was grazing on algae. Tunicate Cove, Belize.
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Tim Laman / Split level of roots of Red mangrove {Rhizophora mangle} supporting rich invertebrate life, Brain coral and Silversides fish in the Belize Cays, Tunicate Cove, Belize.
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Tim Laman / Sponges, tunicates and other invertebrates amongst the roots of Red Mangrove trees {Rhizophora mangle} in the Belize Cays, Tunicate Cove, Belize.
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Tim Laman / Split level of Brain coral growing around the underwater portions of Red mangrove roots {Rhizophora mangle} on offshore mangrove island, Tunicate Cove, Belize.