Nitchū-Kan zugurokamome kyōdō chōsa gyōmu hōkokusho
By: Yamashina Chōrui Kenkyūjo
Contributors: Japan. Kankyōshō
Publisher: Yamashina Chōrui Kenkyūjo
Published: 2012
Place of publication: Chiba-ken Abiko-shi
Language: jpn
Number of pages: 130
Subjects: Ecology; Gulls; Behavior
Notes: Cover title.

"Heisei 23-nendo Kankyōshō ukeoi gyōmu."

Summary also in English.