天气预报 > 其他 > 冰冻带鱼怎么看好坏
冰冻带鱼怎么看好坏
更新时间: 2019-02-24 00:00:00  

1、看鱼眼:新鲜鱼眼球饱满突出,角膜透明清亮,有弹性;眼球不突出,眼角膜起皱,稍变混浊或者眼内溢血的次之;不新鲜的鱼眼塌陷或干瘪,角膜皱缩或有破裂。

2、看鱼鳃:新鲜鱼鳃丝清晰呈鲜红色,黏液透明,有海水鱼的咸腥味或淡水鱼的土腥味,无异臭味;不新鲜的鱼鱼鳃呈褐色或灰白色,有污秽的黏液,带有难闻的腐臭气味。

3、看鱼皮:新鲜鱼鱼皮完整,透明黏液,鳞片有光泽且与鱼体贴附紧密,不易脱落;不新鲜的鱼皮暗淡,表面附有污秽黏液,鳞片与鱼皮脱离。

4、按鱼肉:新鲜鱼鱼肉坚实有弹性,指压后凹陷立即消失,无异味,肌肉切面有光泽;不新鲜的鱼肉松散,易与鱼骨分离,指压时形成的凹陷不能恢复,手指甚至可将鱼肉刺穿。

关键词: 冰冻 带鱼 怎么 好坏

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