International Conference/Symposium

★主要なものを示しています

19. Noguchi N, Nishizawa H, Shimizu T, Okuyama J, Kobayashi S, Tokuda K, Tanaka H, Kondo S. Automatic detection and abundance estimation of green turtles from video footages of unmanned aerial vehicle. 42nd International Sea Turtle Symposium. Pattaya, Thailand. Mar 28, 2024. Oral

18. Nishizawa H, Ijichi T, Hyodo S, Kondo S. Non-invasive heart rate measurement of green turtle embryos. 42nd International Sea Turtle Symposium. Pattaya, Thailand. Mar 27, 2024. Poster

17. Tajima H, Nishizawa H, Kume M, Okuyama J, Mitamura H. Role of sea turtle eggs as a marine originated organic matter in the diet of terrestrial invertebrate ghost crabs. 42nd International Sea Turtle Symposium. Pattaya, Thailand. Mar 26, 2024. Poster

16. Okuyama J, Noguchi N, Nishizawa H, Tanita I, Sasano S, Tamaki M. Seagrass meadow collapse due to overgrazing green turtles in the Ryukyu Islands, Japan. 42nd International Sea Turtle Symposium. Pattaya, Thailand. Mar 26, 2024. Poster

15. Okuyama J, Kishida N, Nishizawa H, Obe Y, Mogi T, Koizumi T, Noda T, Yasuda T, Kawabata Y, Yokota T, Ichikawa K, Mitsunaga Y, Arai N. Voluntary feeding of gravid green turtles during the reproductive period: Implications for breeding strategy of marine reptilian herbivores. 42nd International Sea Turtle Symposium. Pattaya, Thailand. Mar 26, 2024. Oral

14. Ichikawa K, Nishizawa H, Asai S, Arai N, Mitamura H, Miyamoto Y. Behavior of the nototheniid fish, Trematomus spp., under the sea ice around the Syowa Station in Antarctica. 5th International Conference on Fish Telemetry. Arendal, Norway. Jun 27, 2019. Oral

13. Fujita K, Nishizawa H, Okuyama J, Takuma S, Narazaki T, Watabe A. Dive behavior during post-nesting migration of loggerhead turtles nesting in Japan. 38th International Sea Turtle Symposium. Kobe, Japan. Feb 20, 2018. Poster ☆学生ポスター賞受賞（Archie Carr Student Awards: Best Poster, Biology）

12. Okuyama J, Ishii H, Tanizaki S, Suzuki T, Abe O, Nishizawa H, Yano A, Tsujimura M, Ishigaki T, Ishigaki T, Kobayashi M, Kobayashi A, Maekawa S, Yanagida H, Sagawa T, Fujikura Y. Change in the species composition of sea turtles nesting at Ishigaki Island, Japan where the edges of nesting areas of three species are overlapped. 38th International Sea Turtle Symposium. Kobe, Japan. Feb 21, 2018. Poster

11. Hamabata T, Nishizawa H, Kawazu I, Kameda K, Kamezaki N, Hikida T. Foraging dynamics of green turtles around Japanese waters and distribution boundary observed between subtropical and temperate waters. 38th International Sea Turtle Symposium. Kobe, Japan. Feb 23, 2018. Oral

10. Nishizawa H, Joseph J, Chong YK, Syed Kadir SA, Isnain I, Ganyai TA, Jaaman S, Zhang X. Does historical connectivity reflect contemporary connectivity of green turtle (Chelonia mydas)? – A case in Pacific-Southeast Asia. 38th International Sea Turtle Symposium. Kobe, Japan. Feb 23, 2018. Oral

9. Nishizawa H, Mitamura H, Ishii M, Kajiyama M, Arai N, Hori M. Spawning and post-spawning movement and behavior of marbled flounder (Pseudopleuronectes yokohamae) in Tokyo Bay, Japan. 10th International Flatfish Symposium. Saint-Malo, France. Nov 13–15, 2017. Poster

8. Joseph J, Nishizawa H, Chong YK. Green turtle (Chelonia mydas) mixed stocks in the Celebes Sea. 35th Annual Symposium on Sea Turtle Biology and Conservation. Dalaman, Turkey. Apr 20–22, 2015. Poster

7. Nishizawa H, Hayashi R, Kinoshita M, Arai N. Genetic diversity of turtle barnacles (Chelonibia testudinaria) within a host sea turtle. 35th Annual Symposium on Sea Turtle Biology and Conservation. Dalaman, Turkey. Apr 20–22, 2015. Poster

6. Nishizawa H, Joseph J, Wong LM, Anak Ganyai T. Genetic structure and diversity of green turtle populations in Malaysia. The 3rd Design Symposium on Conservation of Ecosystem (SEASTAR2000). Kyoto, Japan. Mar 15, 2015. Poster

5. Nishizawa H, Tabata R, Hori T, Mitamura H, and Arai N. Comparison of feeding kinematics of freshwater turtles: Implication for advantage in invasive species. The 2nd Design Symposium on Conservation of Ecosystem (SEASTAR2000). Kyoto, Japan. Mar 19, 2014. Oral

4. Nishizawa H, Okuyama J, Yasuda T, Arai N, Kobayashi M. Flipper beating modulation of green turtles in water and on land: implications for aquatic adaptation and locomotor trade-off. 33th Annual Symposium on Sea Turtle Biology and Conservation. Baltimore, MA, USA. Feb 4–8, 2013. Poster

3. Nishizawa H, Okuyama J, Yasuda T, Arai N, Kobayashi M. Difference in flipper beating frequency of green turtles in water and on land. The 1st Design Symposium on Conservation of Ecosystem (SEASTAR2000). Kyoto, Japan. Mar 19, 2013. Oral

2. Nishizawa H, Asahara M. Bite force allometry in green turtles (Reptilia) and masked palm civets (Mammalia): a feeding adaptation? The 3rd International Symposium of the Biodiversity and Evolution Global COE project. Kyoto, Japan. Jul 1, 2009. Poster

1. Nishizawa H, Okuyama J, Abe O, Kobayashi M, Yoseda K, Arai N. Mitochondrial DNA haplotype frequencies in green turtle nesting populations in Yaeyama Archipelago, Japan. The 4th International Symposium on SEASTAR2000 and Asian Bio-logging Science (8th SEASTAR2000 Workshop). Phuket, Thailand. Dec 15, 2007. Oral

国内学会発表

★そのうち整理します、、、

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招待講演・市民講座など

5. 西澤秀明．久米島にアオウミガメはどれくらいいるのか？ 町民公開シンポジウム「久米島における海草藻場とアオウミガメの共存の在り方を考える」．沖縄県久米島町．2025年3月24日

4. Nishizawa H. Unraveling Green Sea Turtle Migration in Southeast Asia through “Informatics”. Unit End-Year Workshop 2024: Data-Oriented Approaches to the Social Sciences and Humanities. Kyoto. 2024年3月7日

3. 西澤秀明．野生動物の保全と利用のための遺伝子解析：ウミガメ類の事例から．京都バイオ計測センター研究交流発表会2021．2021年12月16日

2. Nishizawa H. Stock structure and mixed stock analysis (MSA) of loggerhead and green turtles in Japan. Asia-Pacific Marine Turtle Genetic Working Group Workshop Series: Webinar 4. 2021年4月28日

1. Nishizawa H. Migration and habitat shift of green turtles in Japan: Insights through multiple approaches. INOS Seminar Series, Institute of Oceanography and Environment, Universiti Malaysia Terengganu. Terengganu, Malaysia. 2015年5月27日