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Table I. Evaluation of Program Effects on Whooping Crane <br />13 <br />Potential Sources of Current and <br />possible Analysis <br />Future Data <br />Methods' <br />Time Frame <br />Data Needs/ channel morphoWy: <br />Permanent transects <br />Trend analyses <br />Bi- annually <br />Water Depth <br />Channel Width <br />Wetted width <br />Width of unobstructed view <br />3) Program effects on quality/sustainability of <br />Daily, during February <br />wet meadows <br />and March, 4 -5 years <br />Data Needs: <br />Gaging station records <br />River stage <br />Series of ground water monitoring wells in wet <br />Depth to ground water in wet <br />meadows <br />meadows <br />C. Isolation <br />1) Effects of changes in land -use on availability <br />Observation of roosting whooping cranes <br />Aerial /satellite <br />During migrations, 10- <br />and suitability roost habitat <br />photographs <br />13 years <br />Data Needs: <br />GIS database (queries) <br />Location of roosting whooping <br />cranes <br />Distance to potential and actual <br />disturbance <br />2) Effects of changes in land -use patterns on <br />Observation of off -roost whooping cranes <br />Aerial /satellite <br />During migrations, 10- <br />availability and suitability of Bottom land <br />GIS database <br />photographs <br />13 years <br />feeding and loafing habitat <br />GIS database <br />Data Needs: <br />Location of off -roost whooping cranes <br />Distance to potential and actual <br />disturbance <br />Use of wet meadows relative to <br />availability <br />13 <br />