Figure II-1-6. Mean densities of ducks on ERF study areas in spring, summer, and fall 2000

Changes in Fall Pond Use by Ducks

Figure II-1-7. Percent use of ponds by ducks classified to ponds during aerial surveys in fall 2000

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II-1. WATERBIRD UTILIZATION OF EAGLE RIVER FLATS

Figure II-1-6. Mean densities of ducks on ERF study areas in spring, summer, and fall 2000.

Numbers in parentheses are the percent of total ducks observed in each area. The area (ha) of

permanent and intermittent ponds in each area was used to calculate densities.

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