Welcome to Japan Argo official site

Publications is updated. (January 14, 2009)

What's Argo?

Argo is a project that is conducted under the World Meteorological Organization (WMO), the Intergovernmental Oceanographic Commission of UNESCO (IOC) and other related institutions. The aim of the project is to build a real time, high resolution monitoring system for upper and middle layers of the world ocean.

Japan Argo is implemented under cooperation among the Ministry of Foreign Affairs (MOFA), the Ministry of Education, Culture, Sports, Science and Technology (MEXT) (operation : Japan Agency for Marine-Earth Science and Technology (JAMSTEC)), the Japan Fisheries Agency (JFA), the Ministry of Land, Infrastructure and Transport (MLIT), the Japan Coast Guard (JCG) and the Japan Meteorological Agency (JMA).

Global and Japanese float status

These images are based on Argo Information Centre's float status data.
Japanese floats are drawn as red circle.

A list of number of the active Argo floats (As of 2014-04-16)
Deployment
Country
USAAUSFRAJPNDEUGBRINDCHNKORCANEUOtherTotal
Active
Floats
20003862551871401289789747201323560

Vessels that have contributed in deploying
or retrieving the Japanese Argo floats

R/V mirai Oshoro-maru (Hokkaido Univ.), Umitaka-maru (Tokyo Univ. of Marine Science and Technology), Bosei-maru (Tokai Univ.), Shonan-maru (Misaki Fisheries High School), Nisshin-maru & Kaiko-maru (Institute of Cetacean Research), Shonan maru No.2 (International Whaling Commission, Institute of Cetacean Research), Shirase (National Institute of Polar Research), Shoyo-maru & Kaiyo-maru (Japan Fisheries Agency), Koyo-maru (National Fisheries Univ.), Hokko-maru (Hokkaido National Fisheries Res.Inst.), Wakatake-maru (Hokkaido National Fisheries Res.Inst. / Hokkaido Government board of education), Wakataka-maru (Tohoku National Fisheries Res.Inst.), Taka-maru (National Res.Inst. of Fisheries Engineering), Hakurei-maru No.8 (Marine Fisheries Res. and Dev. Center), Takuyo & Shoyo & Tenyo & Meiyo & Kaiyo (Japan Coast Guard), Ryofu-maru & Keifu-maru & Kofu-maru & Seifu-maru & Chofu-maru (Japan Meteorological Agency), Hakuho-maru & Tansei-maru (Ocean Research Institute / Univ. of Tokyo / JAMSTEC), Mirai & Kaiyo & Yokosuka (JAMSTEC)