AFSC/NMML/CCEP: California Current Ecosystem Program and Cascadia Research Collective: Aerial and small boat line transect data in waters of OR/WA/BC from 1989, 1990, 1991, 1996, 1997, 2002, and 2003
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https://www.fisheries.noaa.gov/inport/item/25797
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资源简介:
The National Marine Mammal Laboratory (NMML) a division of NOAA's Alaska Fisheries Science Center (Seattle, WA) and Cascadia Research Collective (Olympia, WA) conducted aerial and small boat line transects to estimate the abundance of harbor porpoises in waters of Oregon, Washington, and British Columbia, Canada. This dataset contains line transect survey data with effort (line length) and sigh...
国家海洋哺乳动物实验室(NMML),隶属于美国国家海洋与大气管理局(NOAA)阿拉斯加渔业科学中心(位于华盛顿州西雅图)以及卡斯卡迪亚研究集体(位于华盛顿州奥林匹亚),通过空中和小型船只的线状横断面调查,对俄勒冈州、华盛顿州和加拿大不列颠哥伦比亚省水域中的港豚数量进行了估算。本数据集包含了线状横断面调查数据,包括工作量(线长)和观测到的...(line transect survey data with effort (line length) and sightings...)
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