The 13th Symposium on Polar Science (15 – 18 November 2022)

Oral sessionPoster session

[OB] Polar Biology

Scopes

This session covers the following research topics.
Polar marine ecosystem -biogeochemistry, environmental DNA, and ecology of phytoplankton to apex predators
Polar terrestrial ecosystem -environment, biodiversity, and biological responses

Real-time Oral presentations (10:00 – 11:35, 14:25 – 16:00)

Date: Wed. 16 November

Note: [I] represents an invited talk.

Chair: Tohru Hirawake (NIPR)
  10:00 - 10:05 Opening remark
OBo1 10:05 - 10:35 [I] The thermophilization of Arctic marine ecosystems from climate change *Jorge García Molinos (Hokkaido Univ.)
Chair: Sakae Kudoh (NIPR)
OBo2 10:35 - 10:55 Discrepancies of fungi and plants in the pattern of beta-diversity with environmental gradient imply a comprehensive community assembly rule *Shota Masumoto (Univ. of Tsukuba), Ryo Kitagawa (Kansai Research Center, Forestry and Forest Products Research Institute), Ryo Kaneko (National Institute of Polar Research), Keita Nishizawa (The Univ. of Tokyo), Shunsuke Mastsuoka (Kyoto Univ.), Masaki Uchida (NIPR & SOKENDAI), Akira Mori (The Univ. of Tokyo)
OBo3 10:55 - 11:15 Recovery of Soil Fungal Community: Monoculture Plantation versus Natural Regeneration *Minagi Naka (Yokohama National Univ.), Keita Nishizawa (Univ. of Tokyo), Shota Masumoto (Univ. of Tsukuba), Yuta Kobayashi (Univ. of Tokyo), Kureha Suzuki (Yokohama National Univ.), Tomoya Kawakami (Hokkaido Univ. ), Noboru Katayama (Otaru Univ. of Commerce), Makoto Kobayashi (Hokkaido Univ. ), Keichi Okada (Tokyo Univ. of Agriculture ), Shinichi Tatsumi (Forestry and Forest Products Research Institute), Shunsuke Matsuoka (Yokohama National Univ.), Uchida Masaki (NIPR & SOKENDAI), Takagi Kentaro (Hokkaido Univ.), Akira S Mori (Univ. of Tokyo)
OBo4 11:15 - 11:35 Fungi in the Arctic and Antarctic's ice cores, and new attempts to use fungi in polar regions *Masaharu Tsuji (National Institute of Technology, Asahikawa College)
Lunch
Chair: Nobuo Kokubun and Ryosuke Makabe (NIPR)
  12:45 - 13:05 1-minute poster appeal (10 short talks of OBp1 – OBp10)
  13:05 - 13:40 Poster session core time_1
  13:40 - 14:15 Poster session core time_2
  14:15 - 14:25 Break
Chair: Akinori Takahashi (NIPR)
OBo5 14:25 - 14:55 [I] Inter-specific overlap in foraging habitat use and diet but segregation in utilization of winds in Antarctic fulmarine petrels *Nina Dehnhard (Norwegian Institute for Nature Research)
OBo6 14:55 - 15:15 Eat-in or take-away? Quantification of Antarctic resident and non-resident seabirds in the pelagic ecosystem in the eastern Indian sector of the Southern Ocean *Nobuo Kokubun (NIPR & SOKENDAI), Kohei Hamabe (Japan Fisheries Research and Education Agency (FRA) & TUMSAT), Nodoka Yamada (Hokkaido Univ.), Hiroko Sasaki (FRA), Bungo Nishizawa (Hokkaido Univ. & FRA), Yutaka Watanuki (Hokkaido Univ.), Hiroto Murase (TUMSAT & FRA)
OBo7 15:15 - 15:35 The choice of prey for parents own and for chicks in Rhinoceros Auklet *Jumpei Okado (Hokkaido Univ.), Motohiro Ito (Toyo Univ.), Yutaka Watanuki (Hokkaido Univ.)
OBo8 15:35 - 15:55 Biologging reveals behavioral coordination of Adélie penguins traveling in groups *Toshitaka Imaki (SOKENDAI), Nobuo Kokubun (NIPR & SOKENDAI), Kozue Shiomi (Tohoku Univ.), Akinori Takahashi (NIPR & SOKENDAI)
15:55 - 16:00 Closing remark
Chair: Nobuo Kokubun and Ryosuke Makabe (NIPR)
  16:00 - 16:20 1-minute poster appeal (12 short talks of OBp11 – OBp22)
  16:20 - 16:55 Poster session core time_3
  16:55 - 17:30 Poster session core time_4

Real-time Poster presentations (12:45 – 14:15, 16:00 – 17:30)

Date: Wed. 16 November

  Core time Chair: Nobuo Kokubun and Ryosuke Makabe (NIPR)
OBp1 13:05 - 13:40 DEHP degrading bacteria isolated from Antarctica

*Yudai Inagaki (Shibaura Institute of Technology), Siti Aqlima Ahmad (Universiti Putra Malaysia), Azham Zulkharnain (Shibaura Institute of Technology)

OBp2 13:05 - 13:40 Bacterial microbiota associated with Umbilicaria spp. lichens in continental and maritime Antarctic, Arctic and Alpine regions *Zichen He (Hiroshima Univ.), Takeshi Naganuma (Hiroshima Univ.), Ryosuke Nakai (AIST), Megumu Tsujimoto (Keio Univ.), Hiroshi Kanda (NIPR), Satoshi Imura (NIPR), Jun Uetake (Hokkaido Univ.), Martin W. Hahn (Univ. of Innsbruck), Peter Convey (BAS)
OBp3 13:05 - 13:40 Meteorological features of Syowa station and ice-free areas for bryophyte ecosystem. *Shunichi Arai (SOKENDAI), Satoshi Imura (NIPR & SOKENDAI), Koyomi Nakazawa (Toyama Prefectural Univ.), Tomotake Wada (NIPR & SOKENDAI), Sakae Kudoh (NIPR & SOKENDAI & ROIS)
OBp4 13:05 - 13:40 Characterization of Polylactic Acid Degrading Bacterium strain N-3 from Antarctic Soil *Kenta Sato (Shibaura institute of technology), S. A. Ahmad (Universiti Putra Malaysia), A Zulkharnain (Shibaura institute of technology)
OBp5 13:05 - 13:40 Applying ATR-FTIR spectroscopy to Characterize and Discriminate Tundra Plant Leaves *Takashi Osono (Doshisha Univ.), Weitong Lin (Doshisha Univ.), Motohiro Hasegawa (Doshisha Univ.), Masaki Uchida (NIPR & SOKENDAI)
OBp6 13:40 - 14:15 Microbial diversity around Syowa Station in 2021 *Sakae Kudoh (ROIS & NIPR & SOKENDAI), Shu Kuan Wong (AERC & NIPR), Kenichi Watanabe (NIPR), Mizuho Mori (NIPR), Koyomi Nakazawa (Toyama P. Univ.)
OBp7 13:40 - 14:15 Outbreaks of bdelloid rotifers in and at adjacent wetland of a marine relict lake, Mago Ike on Soya Coast, East Antarctica: climate and limnological conditions *Sakae Kudoh (ROIS & NIPR & SOKENDAI), Kunio Takahashi (NIPR & SOKENDAI), Tomotake Wada (SOKENDAI)
OBp8 13:40 - 14:15 Bacterial community structures of environmental sample and enrichment cultures of the hyper-saline lake Zakuro in the Langhovde, East Antarctica. *Kaori Iiyama (Soka Univ.), Hanae Seki (Soka Univ.), Akinori Kawamata (EPSM), Satoshi Imura (NIPR & SOKENDAI), Hiroyuki Sakai (Soka Univ.), Norio Kurosawa (Soka Univ.)
OBp9 13:40 - 14:15 Seasonal changes of chytrid infection of glacier algae in Alaska *Kino Kobayashi (Chiba Univ.), Nozomu Takeuchi (Chiba Univ.), Maiko Kagami (Yokohama National Univ.)
OBp10 13:40 - 14:15 Influences of ground moss cover and summer precipitation on the occurrence of tar spot disease of polar willow in Ny-Ålesund, Spitsbergen Is., Norway *Motoaki Tojo (Osaka Metropolitan Univ.), Masahiro Suzuki (Osaka Metropolitan Univ.), Shota Masumoto (Univ. of Tsukuba), Masaki Uchida (NIPR & SOKENDAI)
OBp11 16:20 - 16:55 Tooth morphologies of Pusa and Phoca seals and its relation to their diet *Uno Ishihara (SOKENDAI), Yuuki Watanabe (NIPR & SOKENDAI)
OBp12 16:20 - 16:55 Thermal sensitivity of metabolic rate mirrors different biogeographies between teleosts and elasmobranchs *Yuuki Watanabe (NIPR & SOKENDAI), Nicholas Payne (Trinity College Dublin)
OBp13 16:20 - 16:55 Animal-borne video camera provides new insights into predator-prey interactions between the Adélie penguin Pygoscelis adeliae and the prey fish Pagothenia borchgrevinki *Soma Tokunaga (SOKENDAI), Yuuki Kawabata (Nagasaki Univ.), Akinori Takahashi (NIPR & SOKENDAI)
OBp14 16:20 - 16:55 Prokaryotic and eukaryotic community structures in East Antarctic coastal sediments *Hideaki Ochi (Soka Univ.), Ryo Matsuda (Soka Univ.), Ryosuke Makabe (NIPR & SOKENDAI & TUMSAT), Masayoshi Sano (NIPR & AORI, The Univ. of Tokyo), Shintaro Takao (NIES), Masato Ito (NIPR), Shin Sugiyama (ILTS, Hokkaido Univ.), Masato Moteki (NIPR & TUMSAT), Norio Kurosawa (Soka Univ.)
OBp15 16:20 - 16:55 Empirical equations and image analyses for estimating zooplankton biomass in the Southern Ocean *Shunji Yukawa (TUMSAT), Ryosuke Makabe (NIPR & SOKENDAI & TUMSAT), Masayoshi Sano (AORI, Univ. of Tokyo & NIPR), Masato Moteki (TUMSAT & NIPR)
OBp16 16:20 - 16:55 Particulate organic matters in sea ice floe in the Indian sector of the Southern Ocean *Ryosuke Makabe (NIPR & SOKENDAI & TUMSAT), Masayoshi Sano (AORI, Univ. of Tokyo & NIPR), Keigo Takahashi (SOKENDAI), Shintaro Takao (NIES), Ryo Matsuda (Soka Univ.), Masato Ito (NIPR), Michiyo Yamamoto-Kawai (TUMSAT), Daiki Nomura (Hokkaido Univ.), Norio Kurosawa (Soka Univ.), Masato Moteki (TUMSAT & NIPR)
OBp17 16:55 - 17:30 Transport of live Antarctic fishes from Syowa Station to Port of Nagoya Public Aquarium *Tsuyoshi Matsuda (Port of Nagoya Public Aquarium), Akinori Takahashi (NIPR), Kotaro Ichikawa (Kyoto Univ.), Hideaki Nishizawa (Kyoto Univ.), Saki Asai (TUMSAT), Yoshinori Miyamoto (TUMSAT), Kiyonori Nakajima (Port of Nagoya Public Aquarium), Masanori Kurita (Port of Nagoya Public Aquarium)
OBp18 16:55 - 17:30 Development of animal-borne dissolved oxygen loggers to examine the foraging behavior of northern elephant seals in the oxygen-limited mesopelagic zone *Atsuya Ogata (SOKENDAI), Arina Favilla (UCSC), Rachel Holser (UCSC), Theresa Keates (UCSC), Daniel Costa (UCSC), Akinori Takahashi (NIPR & SOKENDAI)
OBp19 16:55 - 17:30 King penguins adjust their fine-scale traveling and foraging behavior to spatial and diel changes in feeding opportunities *Hina Watanabe (SOKENDAI), Kozue Shiomi (Tohoku Univ.), Katsufumi Sato (AORI, The Univ. of Tokyo), Akinori Takahashi (NIPR), Yves Handrich (Université de Strasbourg, CNRS), Bost Charles-André (CEBC, UMR 7372 CNRS-Université de la Rochelle)
OBp20 16:55 - 17:30 Impacts of climate change and variability on penguins: a review *Akinori Takahashi (NIPR & SOKENDAI)
OBp21 16:55 - 17:30 Temporal changes in protist fluxes during sea ice melt off Wilkes land, East Antarctica *Chiho Tsuchiya (TUMSAT), Keigo Takahashi (SOKENDAI), Masayoshi Sano (AORI, Univ. of Tokyo & NIPR), Ryosuke Makabe (NIPR & SOKENDAI & TUMSAT), Shintaro Takao (NIES), Masato Moteki (TUMSAT & NIPR)
OBp22 16:55 - 17:30 The occurrence of a dinoflagellate species Gyrodinium rubrum in sea ice in the Indian sector of the Southern Ocean *Ryo Matsuda (Soka Univ.), Masayoshi Sano (AORI, The Univ. of Tokyo & NIPR), Keigo D. Takahashi (SOKENDAI), Shintaro Takao (NIES), Ryosuke Makabe (NIPR & SOKENDAI & TUMSAT), Michiyo Yamamoto-Kawai (TUMSAT), Masato Moteki (TUMSAT & NIPR), Norio Kurosawa (Soka Univ.)