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Status of ocean observations in the Indian Sector of the Southern Ocean Elementa, 2025 (Ref: 17359)
Authors:
Halfter S.Brokensha H.Cotté C.Eriksen R.Friscourt N.Green D.B.Heil P.Hellessey N.Herraiz Borreguero L.Hirawake T.Hobbs W.Jansen J.Mahajan A.S.Makhado A.B.McMahon C.R.von der Meden C.E.O.Raes E.Stirnimann S.Subramaniam R.Sundaram S.Tagliabue A.Wynn-Edwards C.Verhaegen G.Tripathy S.C.Shadwick E.H.
Category 1: Peer-reviewed literature

One of the largest sectors of the Southern Ocean is the Indian Sector, which plays an important role in regulating the Earth's climate and supports a diverse ecosystem. To understand how climate change impacts the environment in this sector…

Algal enrichment process for newly formed sea ice in the Dalton polynya off East Antarctica during the late summer–early autumn Elementa: Science of the Anthropocene, 2025 (Ref: 17345)
Authors:
Takahashi K.D.Ito M.Nojiro N.Nomura D.Sano M.Aoki S.Wongpan P.Williams G.D.Yamamoto-Kawai M.Tamura T.Moteki M.Hirawake T.Makabe R.
Category 1: Peer-reviewed literature

Newly formed sea ice can incorporate considerable amounts of organic matter including phytoplankton during its freezing and growth. This initial incorporation influences the standing stocks of ice algae, a fundamental component of high-latitude marine ecosystems.

Variations of net primary productivity and phytoplankton community composition in the Indian sector of the Southern Ocean as estimated from ocean color remote sensing data. Biogeosciences, 2012 (Ref: 14803)
Authors:
Takao S.Hirawake T.Wright S.W.Suzuki K.
Category 1: Peer-reviewed literature

Estimating the biodiversity of the East Antarctic shelf and oceanic zone for ecoregionalisation: example of the ichthyofauna of the CEAMARC (Collaborative East Antarctic Marine Census) CAML surveys. Polar Science, 2010 (Ref: 14238)
Authors:
Koubbi P.Ozouf-Costaz C.Goarant A.Moteki M.Hully P-ACausse R.Dettai A.Duhamel G.Pruvost P.Tavernier E.Post A.Beaman R.J.Rintoul S.Hirawake T.Hirano D.Ishimaru T.Riddle M.Hosie G.
Category 1: Peer-reviewed literature

A series of cyclonic eddies in the Antarctic Divergence off Adélie Coast Journal of Geophysical Research, 2007 (Ref: 13383)
Authors:
Aoki S.Fukai D.Hirawake T.Ushio S.Rintoul S.R.Hasumoto H.Ishimaru T.Sasaki H.Kagimoto T.Sasai Y.Mitsudera H.
Category 1: Peer-reviewed literature

The spatial and temporal characteristics of cyclonic eddies in the Antarctic … Divergence off Ade´lie Coast are described using repeated in situ observations between … 2001 and 2003, satellite observations, and results of a high-resolution ocean general … circulation model.

First deployment of CPR on board Shirase during the JARE-41 cruise in the Indian Ocean sector of the Antarctic Ocean. Abstracts of XXIII Symposium on Polar Biology, 2000 (Ref: 9716)
Authors:
Umeda H.Hamada C.Hirawake T.Odate T.Hosie G.W.Fukuchi M.
Category 3: Abstract

The Japan-Australia collaborative Southern Ocean CPR survey: results of the first year. Abstracts of XXIII Symposium on Polar Biology, 2000 (Ref: 9715)
Authors:
Hosie G.W.Fukuchi M.Kawaguchi S.Reid P.C.Kitchener J.Umeda H.Takahashi K.Hirawake T.Odate T.Tanimura A.Toda T.Kudoh S.
Category 3: Abstract

>The Southern Ocean is characterised by the unique Antarctic Circumpolar Current (ACC) which flows eastward uninterrupted around the Antarctic continent. In theory then, the species composition of zooplankton would be expected to be the same in any part of the current…

Plankton sampling on board Shirase in 1999-2004. JARE Data Reports., 2006 (Ref: 12297)
Authors:
Takahashi K.T.Hosie G.W.Umeda H.Hirawake T.Fukuchi M.
Category 1: Peer-reviewed literature

Report of "Workshop on Science Data Management at the National Institute of Polar Research". Antarctic Record, 2005 (Ref: 12079)
Authors:
Fukuchi M.Belbin L.Watts D.Hirawake T.
Category 1: Peer-reviewed literature

The Workshop on Science Data Management was held at the National Institute of Polar Research (NIPR) from February 25-27, 2004. The Manager and Senior Applications developer from the Antarctic Data Centre (AADC)…

Eddies revealed by SeaWiFS ocean colour images in the Antarctic Divergence zone near 140°E. Geophysical Research Letters, 2003 (Ref: 12063)
Authors:
Hirawake T.S.Kudoh S.Aoki S.Rintoul S.R.
Category 1: Peer-reviewed literature

Eddy-like distributions of chlorophyll a were clearly … detected in the Antarctic Divergence zone around 140E … by SeaWiFS ocean color images. The distribution was also … supported by in-situ measurements.

Comparison of zooplankton abundance revealed by Continuous Plankton Recorder (CPR) and Optical Plankton Counter (OPC) in the Southern Ocean. 24th Symposium on Polar Biology, NIPR, Tokyo. Abstracts., 2001 (Ref: 11551)
Authors:
Umeda H.Kudoh S.Odate T.Hirawake T.Fukuchi M.
Category 3: Verbal presentation

Recent progress in marine biological monitoring of JARE program. The Ninth International Symposium on Antarctic Science. 8-10 October, 2002. Ansan, Korea., 2002 (Ref: 11097)
Authors:
Fukuchi M.Takahashi K.Umeda H.Hosie G.Hirawake T.Watanabe K.
Category 3: Conference paper

An overview of the biological/oceanographic survey by the RTV Umitaka-Maru III off Adelie Land, Antarctica in January-February 1996 Deep-Sea Research Part II, 2000 (Ref: 9505)
Authors:
Chiba S.Hirawake T.Ushio S.Horimoto N.Satoh R.Nakajima Y.Ishimaru T.Yamaguchi Y.
Category 1: Peer-reviewed literature

A biological/oceanographic survey was conducted around the Antarctic Divergence (AD) off Adelie Land, Antarctica by the RTV Umitaka-Maru III of Tokyo University of Fisheries in the 1995/1996 Austral summer. Investigations were included (1) characteristics of oceanic structure, (2)…

Continuous Plankton Recorder (CPR) observation in the Indian sector of the Southern Ocean in 1999/2000. Symposium on the occasion of the 70th Anniversary of the CPR survey. Edinburgh, August 2001., 2001 (Ref: 11091)
Authors:
Umeda H.Hosie G.W.Hirawake T.Odate T.Fukuchi M.
Category 3: Poster

The Japan-Australia collaborative Southern Ocean CPR survey: results of the first year. VIII SCAR International Biology Symposium. August 27 - September 1, 2001. The Netherlands., 2002 (Ref: 11093)
Authors:
Hosie G.W.Fukuchi M.Kawaguchi S.Reid P.C.Kitchener J.Umeda H.Takahashi K.Hirawake T.Odate T.Tanimura A.Toda T.Kudoh S.
Category 3: Conference paper

First deployment of CPR on board Shirase during the JARE-41 cruise in the Indian sector of the Antarctic ocean in 1999/2000 VIII SCAR International Biology Symposium, August 27-September 1, 2001, The Netherlands, 2001 (Ref: 10535)
Authors:
Umeda H.Hosie G.W.Hirawake T.Odate T.Fukucki M.
Category 3: Conference paper

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