日本におけるオオハクガン Anser caerulescens atlanticus の初記録
1997 年 29 巻 2 号 p. 108-110
詳細
1997 年 29 巻 2 号 p. 108-110
An individual of subspecies of Snow Goose, Anser caerulescens atlanticus, was first observed in March and April 1994, and continued to be observed in November 1995, March and November 1996, and March 1997 in central and eastern Hokkaido, Japan. This bird moved with flocks of Whitefronted Goose Anser albifrons or Middendorf's Bean Goose Anser fabalis middendorffii.
