Also case-char. A fish of the family Salmonidæ.

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1751.  S. Whatley, Eng. Gazeteer (Winander Meer). There is a fish very much like it [the char] (but of another species, supposed to be the case) called torgoch, or red-belly.

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1769.  Pennant, Zool., III. 260. The jaws in the Case Charr are perfectly even.

3