Researcher Database - Koseki Yusuke |

（Last updated : 2024-04-16 19:44:23）

Koseki Yusuke

Department / Course Otsuma Women's University Faculty of Home Economics Department of Life design

Otsuma Women's University Graduate School Graduate School of Studies in Human Culture Studies in Human Life Sciences

Job Associate Professor

Business career
2024/04/01 ～	Associate Professor Otsuma Women's University Graduate School Graduate School of Studies in Human Culture Studies in Human Life Sciences
2015/04/01 ～	Associate Professor Otsuma Women's University Faculty of Home Economics Department of Life design

Home Page
YUSUKE KOSEKI

Journal
2022	scientific journal Small giants: Tributaries rescue spatially structured populations from extirpation in a highly fragmented stream
2021	research institution The freshwater fish fauna of Sado Island: a review of changes over 60 years, with an updated species list
2020	scientific journal Spatial covariation of fish population vital rates in a stream network
2019	scientific journal Lime application techniques for invasive fish eradication in drained farm ponds
2019	research institution An evaluation of environmental DNA metabarcoding approach for monitoring stream fish species
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BooK
2018/10	dictionary or encycropedia Chapter 5-22: Alternative reproductive strategy、「Encyclopedia of Ichthyology」
2014/01	scholarly book Column: Rice-fish culture: the contemporary significance of a traditional practice、「Social-Ecological Restoration in Paddy-Dominated Landscapes」
2012/03	scholarly book Chapter 2: Spatial population dynamics in fresh waters、「Frontiers of Freshwater Ecology」
2004/10	scholarly book Chapter 5: Reproductive behavior and phenotypic characteristics of mature male parr in a salmon、「Social Behavior of Fishes Vol. 3」
2004/04	scholarly book Chapter 2-2: The evolution of alternative life histories as reproductive strategies: sexual selection and alternative reproductive phenotypes、「Ecology and Evolution of Salmonids」

Presentation
2024/03	A new amplicon error filtering method for environmental DNA-based population genetic research
2023/12	A novel amplicon filtering approach for environmental DNA-based haplotype analysis
2020/03	Environmental DNA metabarcoding of stream fish communities across the Sado Island
2012/03	Early growth of sexual and asexual forms of the Japanese crucian carp in paddy fields
2006/07	Alternative phenotypes in the variable environment: frequency dynamics in coho salmon (Oncorhynchus kisutch)
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Research topic, funded research, and department laboratory expense
2023/04 ～ 2026/03	Are local populations of rare marine fish, Lates japonicus isolated? Grant-in-Aid for Scientific Research (B)
2021/04 ～ 2025/03	Development of simultaneous multispecies genetic polymorphism analysis using environmental DNA and its application to freshwater fish metacommunity research Grant-in-Aid for Scientific Research (C)
2020/10 ～ 2024/03	E mergent effects of landscape heterogeneity on life history variation and population stability Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
2020/04 ～ 2023/03	Estimating the absolute number of individuals of Lates japonicus using the CKMR method Grant-in-Aid for Scientific Research (B)
2016/04 ～ 2019/03	Understanding ecosystem processes underlying high productivity of traditional "rice-fish culture" system Grant-in-Aid for Scientific Research (C)

Present specialized field
Ecology, Biodiversity, Environmental Conservation