Umigarasu tō kaichō gunshū seisoku jittai chōsa hōkokusho, 1992-nen--1994-nen
Publisher: Hokkaidō Kankyō Kagaku Kenkyū Sentā
Published: 1995
Place of publication: [Sapporo-shi]
Language: jpn
Number of pages: 59
Subjects: Sea birds
Notes: Cover title.