POPA- Fisheries Observer Program of the Azores: Marine mammal sightings in the Azores tuna fishery from 1998 on: during navigation or search mode
收藏DataONE2025-06-11 更新2025-09-20 收录
下载链接：
https://search.dataone.org/view/sha256:60cd5c528be2bd693c4625e4c998931949401eb8a986e041b08820b1d4e8889b
下载链接
链接失效反馈官方服务：
资源简介：
Sightings of cetaceans were recorded daily, at 6 different fixed periods (snap shots), when the boat was in navigation or search mode.
Sightings were recorded at distances shorter and larger than 300 meters from the boat.
创建时间：
2025-09-16
