Visual observation data for marine mammals in the Beaufort Sea and surrounding waters in 2014.

Visual observation data for marine mammals in the Beaufort Sea and surrounding waters in 2014. The data includes information on sighting records for marine mammals and location data for the observation boat. The survey was divided into two categories based on weather conditions: UP mode (wind speed of 20 knots or less, or visibility of at least 1 nautical mile) and BR mode (the other poor weather conditions). Other incidental observations during the survey were recorded as "Out of effort".2014年波弗特海及周边海域海洋哺乳动物视觉观测数据集。该数据集涵盖海洋哺乳动物目击记录与观测船位置两类信息。 本次调查依据天气条件划分为两种模式：UP模式（风速不超过20节，或能见度不低于1海里）与BR模式（其余为恶劣天气条件）。调查期间的其他附带观测均记录为"非有效作业观测"。