La Tour du Valat

Article

Preliminary estimates of waterfowl harvest and hunter activity in the United States during the 1989 hunting season. Administrative Report July 1990

E.M. Martin ; P.H. Geissler ; A.N. Novara | [S.l.] : US Fish and Wildlife Service. Office of Migratory Bird Management Laurel | 1990

US Fish and Wildlife Service. Office of Migratory Bird Management Laurel (USA) 34p 9tabl

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Article

Relationships between nesting populations of wading birds and habitat features along the Atlantic Coast. In: Waterfowl and wetlands symposium: Proceedings of a Symposium on waterfowl and wetland management in the coastal zone of the Atlantic Flyway

R.M. Erwin ; J.A. Spendelow ; P.H. Geissler ; B.K. Williams | [S.l.] : Delaware Department of Natural Resources and Environmental Control. Delaware Coastal Management Program Dover | 1987

Delaware Department of Natural Resources and Environmental Control. Delaware Coastal Management Program Dover (USA) p56-69

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Ouvrage

The breeding bird survey: its first fifteen years, 1965-1979

C.S. Robbins ; D. Bystrak ; P.H. Geissler | [S.l.] : Fish and Wildlife Service Washington | 1986

Fish and Wildlife Service Washington (USA) 196p 77fig * Resource Publication 157

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Article

Colonial bird monitoring: a strategy for regional and national evaluation. In: Proceedings of a Workshop on Management of nongame species and ecological communities. McCOMB W.

R.M. Erwin ; P.H. Geissler ; M.L. Shaffer ; D.A. Mccrimmon | [S.l.] : University of Kentucky Lexington | 1984

University of Kentucky Lexington (USA) p342-358

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