Author : Paul Hendricks
Publisher :
ISBN 13 :
Total Pages : 114 pages
Book Rating : 4.41/5 ( download)
Book Synopsis Roadside Bird Counts on BLM Lands in Petroleum and Fergus Counties, Montana by : Paul Hendricks
Download or read book Roadside Bird Counts on BLM Lands in Petroleum and Fergus Counties, Montana written by Paul Hendricks and published by . This book was released on 2000 with total page 114 pages. Available in PDF, EPUB and Kindle. Book excerpt: Twenty-three roadside bird transects were run once during late May-early July 1998 or 1999 to document bird presence and relative abundance on and near BLM lands mostly in Petroleum county (20 routes) and adjacent Fergus County (3 routes). Routes tended to be run in morning (n=16), but some (n=7) were run in the afternoon to increase coverage as weather permitted. Each roadside transect consisted of 10 survey stops or point counts (one route consisted of 7 stops), spaced0.5 miles apart. At each stop counts were conducted for 3 min during which all birds detected within a radius of 150m were recorded. Gross vegetative land cover associated with each point was also recorded. Low-stature sagebrush (Artemisia tridentata), often