鲫（Carassius auratus）
互联网
756
脊椎动物，鱼纲，鲤科。体侧扁、稍高，长达 20余厘米。背面青褐色，腹面银灰色。口端位，无须。背鳍和臀鳍具硬刺，最后一刺的后缘具有锯齿。杂食性。生长较慢。我国各地淡水中都产。我国养鲫历史悠久，肉质细嫩，味鲜美是我国重要食用鱼类之一。变种金鱼，我国自宋朝开始养育，经长期人工选种，已形成许多中外闻名的优良品种，可供观赏，世界各国的金鱼都是直接或间接从我国引进的。
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