Band Reporting Rates of Mallards in the Mississippi Alluvial Valley von Reinecke, Kenneth J., Shaiffer, Charles W., Delnicki, Don

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Automatic Multi-Capture Nest Box Trap for Cavity-Nesting Ducks von Blums, Peter, Shaiffer, Charles W., Fredrickson, Leigh H.

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Mallard Recruitment in the Agricultural Environment of North Dakota von Cowardin, Lewis M., Gilmer, David S., Shaiffer, Charles W.

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A Field Test for Differences in Condition among Trapped and Shot Mallards von Reinecke, Kenneth J., Shaiffer, Charles W.

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Net-Firing Gun for Capturing Breeding Waterfowl von Mechlin, Larry M., Shaiffer, Charles W.

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A Remote Controlled System for Capturing Nesting Waterfowl von Shaiffer, Charles W., Krapu, Gary L.

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