Breakout Sessions (Oral)

[R6_O] Marine Ecosystems

Thu. Mar 9, 2023 1:00 PM - 4:15 PM Venue 5 (K301)

Chair: Atsushi Yamaguchi, Jacqueline Grebmeier, Russell Hopcroft, Yoko Mitani, Franz Mueter, Jean-Baptiste Thiebot

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1:00 PM - 1:15 PM

[R6-O01] Diatoms Contributing to New Production in Surface Waters of the Northern Bering and Chukchi Seas During Summer with Reference to Water Column Stratification

*Koji Suzuki, Yuta Yoshino, Yuichi Nosaka, Jun Nishioka, Stanford Hooker, Toru Hirawake

1:15 PM - 1:30 PM

[R6-O02] Characteristics of autumn diatom communities in the Chukchi Sea unraveled by combined DNA metabarcoding and scanning electron microscope techniques

*Yuri Fukai, Kohei Matsuno, Amane Fujiwara, Koji Suzuki

1:30 PM - 1:45 PM

[R6-O03] Long-term changes in Arctic Zooplankton communities

*Russell Hopcroft

1:45 PM - 2:00 PM

[R6-O04] Distribution of Polar cod, Boreogadus saida, in the Chukchi Sea inferred from environmental DNA analysis

*Tatsuya Kawakami, Aya Yamazaki, Hai-Chao Jiang, Hiromichi Ueno, Akihide Kasai

2:00 PM - 2:15 PM

[R6-O05] Balance between human economic activities and the impacts on ecosystem by Atlantic salmon escape into the Pacific Ocean and Pacific salmon invasion of the Atlantic Ocean

*Ikutaro Shimizu

2:15 PM - 2:30 PM

[R6-O06] International regulation of fur sealing in the North Pacific : The role of non-state actors in marine living resource management and conservation

*Marina Lomaeva, Yoko Mitani, Juha Saunavaara

2:45 PM - 3:00 PM

[R6-O07] Seasonal movement and habitat use of ringed seals in northwestern Greenland

*Yuta Sakuragi, Aqqalu Rosing-Asvid, Shin Sugiyama, Yoko Mitani

3:00 PM - 3:15 PM

[R6-O08] Diet of seals in northwest Greenland determined by stomach contents analysis

*Monica Ogawa, Yuta Sakuragi, Mayuko Otsuki, Shin Sugiyama, Aqqalu Rosing-Asvid, Yoko Mitani

3:15 PM - 3:30 PM

[R6-O09] Seabird community response to contrasting levels of subglacial meltwater plume activity in NW Greenland

*Jean-Baptiste Thiebot, Mayuko Otsuki, Atsushi Yamaguchi, Yutaka Watanuki, Shin Sugiyama

3:30 PM - 3:45 PM

[R6-O10] Bird-colony dynamics revealed by sound monitoring (Siorapaluk, Greenland)

*Evgeny Podolskiy, Monica Ogawa, Jean-Baptiste Thiebot

3:45 PM - 4:00 PM

[R6-O11] Assessing Vulnerability of the Arctic Marine Ecosystems Under the Multiple Environmental and Anthropogenic Stressors

*Takafumi Hirata, Keiko Sato, Irene Alabia, Jorge Garcia-Molinos, Hiromichi Ueno, Eiji Watanabe

4:00 PM - 4:15 PM

[R6-O12] Activities of the ICES-PICES-PAME working group on Integrated Ecosystem Assessment for the Central Arctic Ocean (WGICA)

Lis Jorgensen, *Sei-Ichi Saitoh, Martine Heuvel-Greve

Poster Session Core Time

[R6_P-Core1] Marine Ecosystems

Wed. Mar 8, 2023 8:20 AM - 9:20 AM Poster Session (Zoom)

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[R6-P01] Degradation of phthalates and camphor by the deep-marine halophilic bacteria Halomonas titanicae and their relevance to the order Oceanospirillales

*Mizuki Igarashi, James Fleming, Haruo Suzuki, Josephine Galipon

[R6-P02] Sea ice melt timing and ammonium concentration can alter autumn phytoplankton composition in the Pacific Arctic

Kohei Sumiya, *Kohei Matsuno, Kazutoshi Sato, Akihiko Murata, Shigeto Nishino, Atsushi Yamaguchi

[R6-P03] Biological features of Calanus glacialis in the Pacific sector of the Arctic Ocean during autumn in 2019

*Minami Ishihara, Kohei Matsuno, Koki Tokuhiro, Yasuhiro Ando, Kazutoshi Sato, Atsushi Yamaguchi

Cancelled

[R6-P04] Spatial shifts in fish and macroalgae abundance and distribution in coastal areas of High-Arctic fjords due to cryosphere changes