Landings of European lobster (Homarus gammarus) and edible crab (Cancer pagurus) in 2009, Helgoland, North Sea

Copied from commercial lobster fishing logbooks; ICES area: IVb; Statistical rectangle: 37/F7; Area: off Helgoland, German Bight, North Sea. Lobsters regulations: minimum legal landing size of 85 mm CL (carapace length), a ban on landing of ovigerous females, a closed season from July 15 to August 31.

本数据集数据源自商业龙虾捕捞日志簿；国际海洋考察理事会（International Council for the Exploration of the Sea）管辖区域：IVb；统计矩形区域：37/F7；作业海域：北海德国湾黑尔戈兰岛外海。龙虾捕捞管理规定：合法上岸的最小尺寸为85毫米甲壳长度（carapace length，缩写CL）；禁止上岸抱卵雌虾；禁捕期为7月15日至8月31日。