Sue Daly / Reef wall with Edible sea urchin (Echinus esculentus) and Dead man's fingers soft coral (Alcyonium digitatum), Isle of Man, July.
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Sue Daly / Close-up of a Common sea urchin (Echinus esculentus) showing spines and tube feet, Sark, British Channel Islands, UK, 2013.
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Sue Daly / Common sea urchin (Echinus esculentus) attached to a wall, with female Cuckoo wrasse (Labrus mixtus) swimming in the background, Sark, British Channel Islands, UK, 2013.
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Alex Mustard / A view through Kelp forest (Laminaria hyperborea) with Common sea urchins (Echinus esculentus) grazing on the algae, Farne Islands, Northumberland, UK, North Sea, August
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Sue Daly / Common sun star (Crossaster papposus) Velvet Swimming Crab (Necora puber) and Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).
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Sue Daly / Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
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Sue Daly / Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
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Sue Daly / Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).