Distribution of 15 major fish species in the North Sea between 1959 and 1979
收藏B2FIND2026-03-19 收录
官方服务：
资源简介：
values -1 = land, empty field = no data. The calculated unit for each statistical square of 1 x 0.1 degree is [number per half hour of catch]. The GEOCODE coordinates represent...
取值为-1时代表陆地，空字段表示无有效数据。每个1×0.1度的统计格网的计算单位为「每半小时的捕获数量」。地理编码（GEOCODE）坐标代表……
