Patuxent Wildlife Research Center (PWRC)    PWRC Breeding Bird Survey(BBS)    Comments/FAQ(comments)

Patuxent Wildlife Research Center - Bird Population Studies

********** BBS trends 1966-2017 **********

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Canada Goose [Branta canadensis]

Data:core(1966-2017) – Scale:US/Canada – Years: 1966-2017 – dfgdfg