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Site-specific observation in the breeding season improves the ability of checklist data to track population trends

E. H. Dunn, Auteur ; J. Larivee, Auteur ; A. Cyr, Auteur

Dans Journal of Field Ornithology (72(4) FAL 2001)

Checklist programs that compile birding observations are potentially useful for population monitoring. Previous analyses showed that trends in Quebec checklist data from migration seasons were significantly correlated With trends front the Breed[...]

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