Lisa Beth Saperstein
Published: 1993
Total Pages: 16
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"A fifty-seven mile stretch of the Dulbi River within the Koyukuk NWR was surveyed by canoe from 21-24 June 1993 to assess goose production in this area and to record observations of other wildlife. One hundred twelve adult and forty-six gosling white-fronted geese and thirty-nine adult and fifty-six gosling Canada geese were observed."--Leaf [1].