![North Cascades National Park / North Cascades National Park Complex / Breeding bird survey / Bird migration / North Cascades / Cascade Range / Washington / Physical geography / Geography of the United States North Cascades National Park / North Cascades National Park Complex / Breeding bird survey / Bird migration / North Cascades / Cascade Range / Washington / Physical geography / Geography of the United States](https://www.pdfsearch.io/img/8a944b75ae5e3082e8743d00209058eb.jpg) Date: 2013-08-21 15:18:50North Cascades National Park North Cascades National Park Complex Breeding bird survey Bird migration North Cascades Cascade Range Washington Physical geography Geography of the United States | | 42 VITAL SIGNS MONITORING: OVERVIEWS Program Objectives 1. Monitor landbirds during their breeding season to detect trends in their density throughout accessible areas of five North Coast and Cascades Network parks.Add to Reading ListSource URL: science.nature.nps.govDownload Document from Source Website File Size: 525,14 KBShare Document on Facebook
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