Engan jūyō shigen itaku chōsa kekka hōkokusho
Subtitle: Shōwa 61-nendo
Publisher: Aomori-ken Suisan Shikenjō
Published: 1987
Place of publication: [Nishitsugaru-gun Ajigasawa-machi]
Language: jpn
Number of pages: 35
Subjects: Fishery resources; Statistics
Notes: Cover title.