David Fleetham / Imperial commensal shrimp (Periclimenes imperator / Zenopontonia rex) on Spanish dancer nudibranch (Hexabranchus sanguineus) at night. Philippines.
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David Hall / Snailfish (Liparis pulchellus) Slingsby Channel, Queen Charlotte Strait, British Columbia, September.
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David Hall / Showy snailfish (Liparis pulchellus), Slingsby Channel, British Columbia, Canada. September.