Occurrence of Birds, Aquatic Mammals, & Fish Schools Log data collected during research vessel cruises between 1950 and 1997

Occurrence of Birds, Aquatic Mammals, & Fish Schools Log collected during research cruises in 1950-1973, 1975-1991 and 1994-1997. Date, position, sightings of bird flock and fish schools, sightings of scattered birds, fish, whales, porpoises, seals and other species were collected on the log.

1950-1973年、1975-1991年及1994-1997年间，于科研航行中收集的鸟类、水生哺乳动物及鱼类群集的出没日志。日志中收录了日期、位置信息，以及鸟类群集和鱼类群集的观测记录，散布鸟类、鱼类、鲸鱼、海豚、海豹及其他物种的观测情况。