ELLINGSEN - Role of cod in shaping beta diversity

Data consisted of all commercial and non-commercial fish species sampled by the DFO annual summer (July) research bottom trawl surveys of the Scotian Shelf, Northwest Atlantic over a period of 41 years (1970-2010). The data were extracted from the Ocean Biogeographic Information System (OBIS) database. All analyses were done using R.

本数据集包含1970年至2010年（共计41年）期间，加拿大渔业与海洋部（Department of Fisheries and Oceans，DFO）在西北大西洋斯科舍陆架（Scotian Shelf）开展的年度夏季（7月）科研底拖网调查所采集的全部商业性与非商业性鱼类物种。相关数据提取自海洋生物地理信息系统（Ocean Biogeographic Information System，OBIS）数据库。所有分析均采用R语言完成。