Trend estimates of common raven populations in the United States and Canada, 1966 - 2018

Name: Trend estimates of common raven populations in the United States and Canada, 1966 - 2018
Creator: Department of the Interior
Published: 2026-01-10T11:45:08+08:00

data.gov2026-01-10 收录

鸟类种群动态

长期生态监测

数据链接：

https://catalog.data.gov/dataset/trend-estimates-of-common-raven-populations-in-the-united-states-and-canada-1966-2018-34765 数据链接链接失效反馈

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资源简介：

These data identify the mean population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018,...

本数据集明确了1966年至2018年间普通渡鸦（common raven，*Corvus corax*；下称渡鸦）种群的平均种群增长率及种群丰度比值变化，……

提供机构：

Department of the Interior

Trend estimates of common raven populations in the United States and Canada, 1966 - 2018

资源简介：

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