The crash was a major reason the u.s. Fish and Wildlife Service (USFWS) decided to formally list the bird as threatened.
这一数量锐减是美国鱼类和野生动物管理局(USFWS)决定正式将该鸟类列为‘受威胁物种’的主要原因之一。
And it gives the Western Association of Fish and Wildlife Agencies (WAFWA), a coalition of state agencies, the job of monitoring progress.
同时,它还赋予西部鱼类和野生动物管理机构协会(WAFWA),这是一个由各州机构组成的联盟,负责监督进展的职责。
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