Sue Daly / Tub gurnard (Trigla lucerna) resting on the seabed, Sark, British Channel Islands, UK, August.
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Sue Daly / Tub gurnard (Trigla lucerna) swimming and resting on the seabed, showing use of finger like pectoral fins, Sark, British Channel Islands, UK, August.
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Ingo Arndt / Close up of fin of Tub gurnard {Trigla / Chelidoichtys lucerna}
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway
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Florian Graner / Tub gurnard (Trigla lucerna) on sea-floor, Norway