Marine Biogeochemistry

AORI BBQ party was held for the first time in 4 years

A BBQ party was held on 9/29 (Friday) for the first time in 4 years. Many people participated for the first ti [...][...]

Farwell Party for Dr.Sano was held on Sep. 12th

On September 12th we held a farewell party for Dr. Masayoshi Sano who is leaving this group the end of t [...][...]

Farewell party for Ms. Jo Li(M2)was held

As Ms. Chan Jo Li (M2), who has been studying from Canada since 2021 graduated in March, and returned to Canad [...][...]

‘Roughness’ of Marine Bacterial Surfaces Facilitates Colloid Capture

Yosuke Yamada and collaborators have published a paper on interactions between marine bacteria and colloids in [...][...]

D3 Ms. Akiko Ebihara received the “Young Excellent Presentation Award” at the 2022 Autumn Meeting of The Oceanographic Society of Japan

D3 student Ms. Akiko Ebihara received the “Young Excellent Presentation Award” in recognition of h [...][...]

Viruses are not always the villain (The research results were introduced in a Canadian scientific magazine)

Viruses are not always the villain (The research results were introduced in a Canadian scientific magazine) Th [...][...]

Viral-bacterial disturbance caused by a large earthquake and tsunami

The great earthquake and tsunami that occurred on March 11, 2011 caused enormous damage to the Sanriku coastal [...][...]

Marine snow observation was conducted on the R/V Shinsei-maru voyage (KS-21-4)

During the R/V Shinsei-maru voyage (KS-21-4) conducted from March 11 to 21, 2021, marine snow observations wer [...][...]

Seminar by Dr. J. Leichter from Scripps Institution of Oceanography

Dr. James LEICHTER is visiting AORI for three months from October, 2019 under a “AORI Overseas Researchers (In [...][...]

Publication:Giant underwater waves keep corals cool

Alex Wyatt and authers including Professor Toshi Nagata published a paper in Nature Geoscience, on November 1 [...][...]

Welcome Party for New Student on 17, September

On September 17th, we held a welcome party for a new member at the Marine Biogeochemistry Group. Ms. Akiko Ebi [...][...]

Summer Party for Professor Ogawa and Dr. Wyatt on July 26th

On July 26th, we held a Summer Party to celebrate Professor Ogawa’s promotion and for the send-off party for M [...][...]

Publication: Wakame is a recorder of oceanographic conditions

The sea off Sanriku coast, northeastern Japan, is characterized by seasonal influence of the prevailing water [...][...]

The 8th AORI Table Tennis Tournament was held!

The 8th AORI table tennis tournament was held over two weeks from November 27th. Each team played doubles, the [...][...]

Publication: Ocean giant gets a health check : Combination of blood and tissue test reveals whale shark diets

Alex Wyatt and colleagues published a paper in Ecological Monographs, one of the leading ecology journals in t [...][...]

Kashiwa Open Campus 2018 was held on Oct. 26th and 27th.

Kashiwa Open Campus 2018 was held on Oct. 26th and 27th. and many people visited our campus. The Marine Biogeo [...][...]

The award lecture of the Oceanographic Society of Japan 2018 was given by Prof. Nagata

The award lecture of the Oceanographic Society of Japan 2018 was given by Prof. Nagata at Fall meeting on Sept [...][...]

Welcome party for a research student on Sep. 20th

We held a welcome party for Mr. Hiryu Kuroyanagi who is a research student from Niigata University on Septembe [...][...]

Farewell Party for Mr. Katayama and Mr. Kishinami was held on Sep.12th

We held farewell party for Mr. Katayama and Mr. Kishinami on Sep. 12th. We had so much fun talking about many [...][...]

Prof. Nagata was interviewed for JST monthly magazine

On August 9 th (Thursday), JST (Japan Science and Technology Agency) Public Affairs Division visited AORI and [...][...]

Celebration for Prof. Nagata on June 11th.

We held a celebration on June 11th for Prof. Nagata’s Japan Oceanographic Society Award and his 60th birthday. [...][...]

Welcome party for new secretary on May 13th.

On May 13th, we weld a welcome party for a new secretary at the Marine Biogeochemistry Group. While academic s [...][...]

The Prize of the Oceanographic Society of Japan was awarded to Prof. Toshi Nagata

The Prize of the Oceanographic Society of Japan was awarded to Prof. Toshi Nagata. The award-winning subject i [...][...]

Global analysis reveals how sharks travel the oceans to find food

A major international collaboration, including AORI researcher Dr. Alex Wyatt and authors from 20 other countr [...][...]

Welcome Party for New Researcher on 13, February

On February 13th, we held a welcome party for a new member at the Marine Biogeochemistry Group. Dr. Raghab Ray [...][...]

Seminar by Dr. J. Leichter from Scripps Institution of Oceanography

Dr. James LEICHTER is visiting AORI for two months from October, 2017 under a “AORI Overseas Researchers (Invi [...][...]

Transparent exopolymer particles (TEP) in the deep ocean: full-depth distribution patterns and contribution to the organic carbon pool

Transparent exopolymer particles (TEP) produced by phytoplankton and bacteria are abundant in seawater. They p [...][...]

Open Campus at Kashiwa has been held on 27th and 28th, October

On the 27th and 28th of October the annual Open Campus was held at Kashiwa Campus. The event aims to deepen un [...][...]

Welcome Party for New Staff and Student on 27, September

On September 27th, we held a welcome party for Mr. Katayama, a new staff member, and Mr. Ishiyama, a new stude [...][...]

Activity report – Dongsha Atoll

In May 2017 Dr Wyatt spent two weeks on Dongsha Atoll in the northern South China Sea conducting pilot studies [...][...]

Professor Nagata was invited as a guest speaker for a workshop which was held at Ocean University of China

On June 23, Professor Nagata gave an oral presentation as an invited guest speaker for a workshop which was he [...][...]

Farewell Party for Dr. Yamaguchi on 26, June

On June 26th, we held a farewell party for Dr. Yasuhiko Yamaguchi who will be starting his new career at the L [...][...]

Report on the research cruise by the Shinsei Maru – KS-16-18 & KS-17-1

The Shinsei Maru sailed the coast of the Tohoku region for research from November 10th to 17th , 2016 (KS-16-1 [...][...]

Field surveys of Funauki Bay, Iriomote-jima: Internal waves and mesophotic coral ecosystems

During November 2016 and March 2017 we conducted field surveys of Funauki Bay, Iriomote-jima. The main focus o [...][...]

Farewell Party for Dr. Yamada on 13, March

In the evening of March 13th , we held a farewell party for Dr. Yosuke Yamada who will be starting his new car [...][...]

Seminar by Dr. J. Leichter from Scripps Institution of Oceanography

Dr. James LEICHTER is visiting AORI for two months from October, 2016 under a “JSPS Invitation Fellowship for [...][...]

Report on loading and preparation for the research cruise by the Shinsei Maru

The Shinsei Maru will make a voyage for a research from November 10th to 17th, 2016. The ship will leave port [...][...]

Changes to the Arctic ecosystem induced by global warming—Increased production in heterotrophic microbial communities triggered by strong autumn winds

The progression of global warming is considered to be responsible for the rapid decline in the extent of Arcti [...][...]

Attending the AORI-SIO Symposium for Building Strategic Partnership in San Diego

I presented a poster focusing bacterial regulation of gel particle coagulation in seawater at AORI-SIO symposi [...][...]

Dr. Chia-Jung Lu Completed Her Doctoral Course in September 2016!

Chia-Jung Lu has completed her doctoral course and earned the PhD in September 2016! Her thesis on “Dynamics o [...][...]

Dr. Yamada has been awarded the Young Researcher Oral Presentation Award at the JOS!!

Dr. Yamada has been awarded the Young Researcher Oral Presentation Award at the JOS (The Oceanographic Society [...][...]

My Research: Operation of Total Organic Carbon Analyzer – M1 Koh Kishinami

Hi, I am Koh Kishinami, a 1st grade student of master course in this lab since this April. This is my first re [...][...]

Attending the JOS 2016 Fall Meeting at Kagoshima University

I presented a poster focusing the distribution of gel particle in meso- and bathypelagic ocean at JOS (The Oce [...][...]

Poster presentation @ the 26th Goldschmidt Conference

The 26th Goldschmidt Conference was held in Yokohama on 26th June to 1st July. Goldschmidt Conference is an in [...][...]

My Research : Production and dissolution of colloidal biogenic silica in the ocean – D2 Koji Kiyama

In the marine ecosystem, diatom, which utilize silicon essentially to construct their cell walls, are the most [...][...]

The 13th International Coral Reef Symposium was held in Honolulu, Hawaii 19-24th June 2016

The 13th International Coral Reef Symposium was held in Honolulu, Hawaii 19-24th June 2016. Sanctioned by the [...][...]

Poster Presentation @ Meeting of the Tohoku Ecosystem-Associated Marine Sciences Project (TEAMS)

Professors, researchers and students who belog to Marine Biogeochemistry group has presented their research pr [...][...]

Marine bacteria in the twilight zone responded to organic matter addition and temperature elevation

Twilight zone is an oceanic realm where heterotrophic bacteria mineralize large amounts of organic matter deli [...][...]

Water samplings were carried out on board the R/V Shinsei-maru cruise (KS-16-1)

Water samplings were carried out on board the R/V Shinsei-maru cruise (KS-16-1) between 16th and 22nd of March [...][...]

IsoEcol 2016 (The 10th International Conference on the Applications of Stable Isotopes to Ecological Studies) has ended

IsoEcol 2016 was held at Ito Hall on Hongo Campus of The University of Tokyo from April 3 to 8, 2016. About 16 [...][...]

Meeting: Attending the 2016 Ocean Sciences Meeting in New Orleans

I presented my poster focusing on the distribution of transparent exopolymer particles (TEP) in meso- and bath [...][...]

My Research:Role of Viruses in the Dynamics and Functions of Marine Microbial Communities-Research Fellow Yanhui Yang

Microorganisms constitute more than 90% of the living biomass in the sea, and are a major force of the transfe [...][...]

Poster Presentation：“International Symposium on Restoration after Great East Japan Earthquake—our Knowledge on the Ecosystem and Fisheries”

Poster presentation at the “International Symposium on Restoration after Great East Japan Earthquake—our Knowl [...][...]

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