Research Expeditions

A list of research voyages that I have participated in. The links take you to the relevant cruise reports (if available).

  1. R/V YOKOSUKA Cruise YK24-06C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc / Abyssal plains
    DSV SHINKAI 6500, Dived #1770
  2. R/V SHINSEI-MARU Cruise KS-24-3
    Yokosuka -> Yokosuka
    Izu-Ogasawara Vents
    ROV KAIKO (without launcher)
  3. R/V FALKOR (TOO) Cruise Fkt231024
    Golfito, Costa Rica -> Galápagos Islands -> Panama City, Panama
    Vents, Galápagos Rift
    ROV SuBastian
  4. R/V YOKOSUKA Cruise YK23-16S
    Yokosuka -> Naha
    Vents, Okinawa Trough / Seamounts
    DSV SHINKAI 6500, Dived #1727
  5. R/V YOKOSUKA Cruise YK23-12
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc
    DSV SHINKAI 6500, Dived #1704
  6. R/V KAIMEI Cruise KM23-08,09C
    Yokosuka -> Yokosuka
    Vents, Izu-Ogasawara Arc
    ROV KM-ROV
  7. R/V YOKOSUKA Cruise YK23-09C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc / Abyssal plains
    DSV SHINKAI 6500, Dived #1690
  8. R/V YOKOSUKA Cruise YK23-06
    Yokosuka -> Naha
    Hydrothermal vents, Okinawa Trough
    DSV SHINKAI 6500, Dived #1681
  9. R/V KAIMEI Cruise KM23-05
    Yokosuka -> Yokosuka
    Vents and serpentinite-hosted seeps
    ROV KM-ROV and BMS Drilling System
  10. R/V YOKOSUKA Cruise YK22-19C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc / Abyssal plains
    DSV SHINKAI 6500, Dived #1657, #1661
  11. R/V KAIMEI Cruise KM22-11C
    Yokosuka -> Yokosuka
    Vents, Izu-Ogasawara Arc
    ROV KM-ROV
  12. R/V SONNE Cruise SO293 “AleutBio”
    Dutch Harbor -> Vancouver
    Bering Sea abyssal plains, Aleutian Trench
    Agassiz Trawl, Epibenthic Sledge, Boxcore, Multicore, MOCNESS, CTD
  13. R/V YOKOSUKA Cruise YK22-10C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc / Abyssal plains
    DSV SHINKAI 6500, Dived #1634
  14. R/V YOKOSUKA Cruise YK22-05 ‘GACHINKO’ Cruise Episode #03
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc
    DSV SHINKAI 6500, Dived #1617
  15. R/V SHINSEI-MARU Cruise KS-22-2
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc
    ROV HYPER-DOLPHIN
  16. R/V YOKOSUKA Cruise YK21-18C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc
    DSV SHINKAI 6500, Dived #1602 & #1604
  17. R/V YOKOSUKA Cruise YK21-15C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay
    DSV SHINKAI 6500
  18. R/V YOKOSUKA Cruise YK21-08C
    Yokosuka -> Yokosuka
    Seep, Sagami Bay / Vents, Izu-Ogasawara Arc
    DSV SHINKAI 6500, Dived #1594 & #1596
  19. R/V YOKOSUKA Cruise YK21-04 ‘GACHINKO’ Cruise Episode #02
    Yokosuka -> Yokosuka
    Hydrothermal vents, Izu-Ogasawara Arc
    DSV SHINKAI 6500, Dived #1549
  20. R/V KAIMEI Cruise KM21-E02
    Yokosuka -> Yokosuka
    Sagami Bay (including hydrocarbon seeps)
    ROV KM-ROV
  21. R/V SHINSEI-MARU Cruise KS-21-2
    Tokyo -> Chichijima, Ogasawara
    Hydrothermal vents, Ogasawara Arc
    ROV Hyper-Dolphin
  22. R/V YOKOSUKA Cruise YK19-10 ‘GACHINKO’ Cruise Episode #1
    Tokyo -> Chichijima, Ogasawara
    Hydrothermal vents, Ogasawara Arc
    DSV SHINKAI 6500, Dived #1525
  23. R/V SHINSEI-MARU Cruise KS-19-1
    Naha -> Kagoshima
    Hydrothermal vents and CO2 sites
    ROV Hyper-Dolphin
  24. R/V YOKOSUKA Cruise YK18-E02C
    Beppu -> Yokosuka
    Cobalt rich crusts on seamounts in the Japanese EEZ
    DSV SHINKAI 6500, Dived #1525 (Single pilot operation)
  25. M/Y AXIS w/ Allen Exploration
    Freeport, Bahamas
    Underwater cliffs off Grand Bahamas Island
    3 dives in transparent hulled submersible TRITON 3300/3 Mk. II
  26. R/V KAIMEI Cruise KM18-07C
    Yokosuka -> Kagoshima
    Hydrothermal vents, Okinawa Trough
    KAIMEI ROV & VMPS
  27. R/V KAIREI Cruise KR18-03C
    Yokosuka -> Kagoshima
    Hydrothermal vents, Okinawa Trough
    ROV KAIKO (w/ vehicle Mk-IV)
    PI: Hidenori Kumagai, PSO: Shinsuke Kawagucci
  28. R/V MIRAI Cruise MR17-07C
    Hachinohe -> Nakagusuku
    Hydrothermal vents, Okinawa Trough
    Vertical Multi-layer Plankton Sampler
    PI: Hiroyuki Yamamoto, PSO: Shinsuke Kawagucci
  29. R/V YOKOSUKA Cruise YK17-17
    Naha -> Ishigaki
    Hydrothermal vents, Okinawa Trough
    DSV SHINKAI6500
    PI/PSO: Hiroko Makita
  30. R/V KAIREI Cruise KR16-16
    Nov 18, 2016 Naha -> Dec 5, 2016 Kagoshima (18 days)
    Seeking and hunting hydrothermal activities in the Southern Okinawa Trough”
    Hydrothermal vents, Okinawa Trough
    ROV KAIKO w/ vehicle Mk-IV
    PI: Hidenori Kumagai; PSO: Junichi Miyazaki
  31. R/V KAIREI Cruise KR16-14
    Oct 26, 2016 Saipan -> Nov 3, 2016 Naha (11 days)
    Comprehensive understanding of the Shinkai Seep Field in the  Southern Mariana Forearc based on super-detailed bathymetry data”
    Shinkai Seep Field (Mariana Trench), Serpentinite-hosted
    ROV KAIKO w/ vehicle Mk-IV
    PI/PSO: Yasuhiko Ohara
  32. R/V KAIMEI Cruise KM16-04
    Jun 30, 2016 JAMSTEC -> Jul 5, 2016 JAMSTEC (6 days)
    Operation training of the ROV Hyper-Dolphin and ROV KM-ROV”
    Sagami Bay, Suruga Bay, Izu-Ogasawara
    ROV HYPER-DOLPHIN, KAIMEI ROV
    PI/PSO: Kazuki IIjima
  33. R/V KAIMEI Cruise KM16-01
    Apr 13, 2016 JAMSTEC -> Apr 26, 2016 JAMSTEC (14 days)
    Operation training of R/V KAIMEI and ROV KM-ROV”
    Sagami Bay and Suruga Bay
    KAIMEI ROV
    PI/PSO: Kazuki IIjima
  34. R/V YOKOSUKA Cruise YK16-E02
    Feb 4, 2016 Port Louis -> Mar 2, 2016 Port Louis (27 days)
    Geochemical, Geomicrobiological and Biogeographical Investigation of Deep Sea Hydrothermal Activities in the Central and Southwestern Indian Ridges”
    DSV SHINKAI 6500 (Dived on Edmond Field, Dive #1457), Yokosuka Deep-Tow
    PIs: Ken Takai, Tomo-o Watsuji; PSO: Ken Takai
  35. R/V YOKOSUKA Cruise YK16-E01
    Jan 11, 2016 Port Louis -> Jan 31, 2016 Port Louis (20 days)
    Hydrothermal vent survey at Central Indian Ridge: 8-17 degrees S with AUV Urashima”
    Hydrothermal vents, Central Indian Ridge
    AUV URASHIMA
    PIs: Shinsuke Kawagucci, Takuro Nunoura; PSO: Shinsuke Kawagucci
  36. R/V KAIREI Cruise KR15-17
    Nov 9, 2015 Naha -> Nov 15, 2015 Naha (7 days)
    SIP Project for Development of New-Generation Research Protocol for Submarine Resources: Protocol development for environmental assessment of hydrothermal vent area”
    Hydrothermal vents, Okinawa Trough, Japan
    ROV KAIKO w/ vehicle Mk-IV
    PI/PSO: Hiroyuki Yamamoto
  37. R/V KAIREI Cruise KR15-16
    Oct 26, 2015 Naha -> Nov 7, 2015 Naha (13 days)
    ROV survey of new hydrothermal vent(s) at mid- andsouthern-Okinawa Trough, as a part of Cross-ministerial Strategic Innovation Promotion Program (SIP)”
    Hydrothermal vents, Okinawa Trough, Japan
    ROV KAIKO w/ vehicle Mk-IV
    PI: Hidenori Kumagai; PSO: Shinsuke Kawagucci
  38. R/V NATSUSHIMA Cruise 15-13
    Jul 27, 2015 Kumamoto -> Aug 6, 2015 Kagoshima (11 days)
    Summer Tour of deep-sea hydrothermal vent fields in mid Okinawa Trough and investigation of their geochemical and (micro)biological diversity”
    Hydrothermal vents, Okinawa Trough, Japan
    ROV HYPER-DOLPHIN
    PI/PSO: Ken Takai
  39. R/V KAIYO Cruise KY14-02
    Feb 2, 2014 Naha -> Feb 13, 2014 Naha (12 days)
    ROV investigation into seafloor hydrothermal fluid and high-level CO2 venting systems, Okinawa Trough”
    Hydrothermal vents, Okinawa Trough, Japan
    ROV HYPER-DOLPHIN
    PIs: Akira Ijiri, Tatsuo Nozaki, Masahiro Yamamoto; PSO: Shinsuke Kawagucci
  40. R/V KAIYO Cruise KY14-01
    Jan 8, 2014 Yokohama -> Jan 31, 2014 Naha (24 days)
    Post-drilling investigation of hydrothermal activities and ecosystem in Iheya North field and exploration of hydrothermal activities in the Iheya North Knoll”
    Hydrothermal vents, Okinawa Trough, Japan
    ROV HYPER-DOLPHIN
    PI/PSO: Ken Takai
  41. RRS James Cook Cruise 80 
    Dec 2, 2012 Punta Arenas -> Dec 30, 2012 Montevideo (29 days)
    Cruise 4 of the NERC Consortium Grant ‘Chemosynthetically-driven ecosystems in the Southern ocean: Ecology and Biogeography’ (ChEsSo)”
    Hydrothermal vents, East Scotia Ridge and the Kemp Caldera
    ROV Isis
    PI/PSO: Paul Tyler
  42. RRS James Cook Cruise 67
    Nov 27, 2011 Indian Ocean -> Nov 30, 2011 Indian Ocean (4 days)
    Biogeography and ecology of the first known deep-sea hydrothermal vent field on the ultraslow-spreading SW Indian Ridge”
    Hydrothermal vents, Longqi Vent Field, South West Indian Ridge
    ROV Kiel 6000
    PI/PSO: Jon Copley
  43. RRS James Cook Cruise 66
    Nov 7, 2011 Cape Town -> JC67 -> Dec 21 Port Elizabeth (41 days)
    Benthic biodiversity of seamounts in the southwest Indian Ocean”
    Seamounts, South West Indian Ridge
    ROV Kiel 6000
    PI/PSO: Alex D. Rogers
Total: 267 days on-board

* PI = Principal Investigator (scientist leading a funded proposal)
* PSO = Principal Scientific Officer (chief scientist of the research cruise)