单词	thornback
释义	thornback /ˈθɔːnbak / (also thornback ray) noun A ray of shallow inshore waters which has spines on the back and tail, in particular: A prickly-skinned European ray which is often eaten as ‘skate’ (Raja clavata, family Rajidae). A ray which lives in the warm waters of the Pacific (Platyrhinoidis triseriata, family Platyrhinidae).. Although they do not undergo a distinct migration, thornbacks appear to move inshore slightly to spawn.... Although thornbacks are found throughout UK waters, as always there are certain key areas that give you a better than average chance. The best ray for eating, and the one best known in Europe, is Raja clavata, the thornback ray.
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