Cruises and Field Surveys
Research Cruises

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-16-4

Period Leg 1 : Jul 11, 2016 - Oct 4, 2016
Objectives Research of spawning and migration of Eels and thier stock fluctuation mechanism in the North Equatorial Current Area
Area North Equatorial Current Area

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-13-06

Period Leg 1 : Oct 17, 2013 - Nov 12, 2013
Leg 2 : Nov 17, 2013 - Nov 28, 2013
Objectives Research of migration of Japanese eel Anguila japonica and oceanic structures in North Equatorial Current Area
Area North Equatorial Current Area

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-11-04 : Leg 1

Period Leg 1 : May 25, 2011 - June 5, 2011
Objectives Research of migration and spawning of Japanese eel Anguila japonica
Area Philippine Sea

Research Vessels of the Tokyo University Cooporative Marine Research : Tansei Maru
Cruise KT-09-23

Period Novermber 11 - 17, 2009
Objectives Researches of transportation process in planktonic larval period of sweetfish and abalone in shores of Sanriku
Area Offshore Sanriku

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-09-1,2

Period 1st Cruise:April 15, 2009 - May 5, 2009
2nd Cruise:May 14, 2009 - June 3, 2009
Objectives Research of spawning ecology of Japanese eel Anguila japonica
Area Philippine Sea

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-08-1 : Leg 1 & 2

Period Leg 1 : May 21, 2008 - June 15, 2008
Leg 2 : June 19, 2008 - July 14, 2008
Objectives Research of migration and spawning of Japanese eel Anguila japonica
Area Philippine Sea

Research Vessels of the Tokyo University Cooporative Marine Research : Tansei Maru
Cruise KT-07-12

Period May 31, 2007 - June 7, 2007
Objectives Research of spawning and eggs and larvae transportation environment of tunas and gobies
Area East ocean of Amami Oshima island

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-06-2 : Leg 2, 3 & 5

Period Leg 2 : June 26, 2006 - July 12, 2006
Leg 3 : July 15 - 27, 2006
Leg 5 : August 15, 2006 - September 6, 2006
Objectives Research of spawning ecology of Japanese eel Anguila japonica
Area Central-west Pacific, North and North-west Pacific

Research Vessels of the Tokyo University Cooporative Marine Research : Hakuho Maru
Cruises KH-05-1 : Leg 2 & 4

Period Leg 2 : May 27, 2005 - June 14, 2005
Leg 4 : June 28, 2005 - July 16, 2005
Objectives Research of spawning ecology of Japanese eel Anguila japonica
Area Central-west Pacific, North and North-west Pacific


Period 20010
Objectives Research of low-trophic biologival production system of Menai Strait, England
Area Menai Strait, England


Period 2009 -
Objectives Research of vertical migration behavior of tunas
Area Ishigaki (Okinawa) and Sagami bay


Period 2006 - 2008
Objectives Research of Dynamics structure and maintenance of high biological productivity system in heavy turbulent mixing area
Scientific Research (Overseas Academic Program)
Area Wales, England