Kaiyō chōsa
Subtitle: Hokkaidō-ku shigen chōsa yōhō dai 11-gō betsuzuri
Contributors: Suisanchō Hokkaidō-ku Suisan Kenkyūjo (Japan)
Publisher: Hokkaidōritsu Suisan Shikenjō; Hokkaiō-ku Suisan Kenkyūjo
Published: 1954
Place of publication: [Hokkaido]; [Hokkaidō Yoichi-gun Yoichi-chō]
Language: jpn
Number of pages: 38
Subjects: Marine resources; Oceanography; Research
Notes: Cover title.