Alex Mustard / Rock cook wrasse (Centrolabrus exoletus) and Spiny starfish (Marthasterias glacialis) on a submerged reef beneath Furbellows kelp (Saccorhiza polyschides), Cornwall, UK,. English Channel.
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Alex Mustard / A tiny, colourful Nudibranch (Fjordia lineata) crawling across a frond of Furbellows kelp (Saccorhiza polyschides), Loch Carron, Highlands, Scotland, UK.