tub gurnards (Chelidonichthys lucerna) have finger-like pectoral fins that help them crawl along the sea floor. by Jonathan Couch for his History of the of the British Islands, Vol. 2 (1867) in via : https://t.co/cVTwzoCscB

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Gurnards and more! by A. Lambert. W.J. Gordon, Our country's fishes (1902) in https://t.co/7mrPeDnmvn

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