阿拉斯加黑鱼为辐鳍鱼纲狗鱼目泥狗鱼科的其中一种,分布于美国阿拉斯加、白令岛、加拿大育空地方及俄罗斯西伯利亚东北部的淡水流域。本鱼体短,鼻部扁平,体为暗绿色或褐色,背鳍软条10-14枚;臀鳍软条12-16枚,体长可达33公分。栖息在植物生长茂盛的池塘、沼泽或小溪,繁殖期在春季,秋季时会迁徙到较深水域,属肉食性,可作为食用鱼或观赏鱼。
参考文献
- Froese, R. & Pauly, D. (eds.) (2012). Dallia pectoralis. FishBase. Version 2012-06.
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