Dahn line From a surface buoy a vertical drop line is positioned alongside underwater pinnacles in depths to 2,500 m.
延绳钓法将主钓鱼线绑上无线电鱼标(浮筒),并主(干)绳以一定间距布放带鱼钩之子绳。
Dahn line From a surface buoy a vertical drop line is positioned alongside underwater pinnacles in depths to 2,500 m.
延绳钓法将主钓鱼线绑上无线电鱼标(浮筒),并主(干)绳以一定间距布放带鱼钩之子绳。
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