SWALLOWS

W. Paul Gorenzel Fig. 1. Cliff swallow (Hirundo pyrrhonota) with nests on a building.
Staff Research Associate
Department of Wildlife, Fisheries, and Conservation Biology
Cooperative Extension
University of California
Davis, California 95616

Terrell P. Salmon
Wildlife Extension Specialist
Department of Wildlife, Fisheries, and Conservation Biology
Cooperative Extension
University of California
Davis, California 95616

Fig. 1. Cliff swallow, Hirundo pyrrhonota

Damage Prevention and Control Methods

Exclusion

Netting or wire mesh. 

Strip doors.

 Habitat Modification

Substrate modification: slick surfaces discourage nesting.

Architectural design: some designs discourage nesting. Avoid overhanging eaves.

Frightening

Not effective for barn or cliff swallows.

Repellents

Not effective.

Toxicants

None are registered.

Trapping

Not allowed.

Decoy traps may be useful around orchards or livestock facilities. Proper care for trap and decoy birds is necessary.

Shooting

Not allowed.

Nest Removal

Wash nests down with a water hose or knock down with a pole.

Editors

Scott E. Hygnstrom; Robert M. Timm; Gary E. Larson

Prevention and Control of Wildlife Damage Logo 1994

PREVENTION AND CONTROL OF WILDLIFE DAMAGE — 1994

Cooperative Extension Division Institute of Agriculture and Natural Resources University of Nebraska -Lincoln

United States Department of Agriculture Animal and Plant Health Inspection Service Animal Damage Control

Great Plains Agricultural Council Wildlife Committee

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