Research field (3):
Ecology and environmental science
, Marine/Aquatic life sciences
, Animals: biochemistry, physiology, behavioral science
Research keywords (7):
Natural history
, 行動生態学
, 動物行動学
, 睡眠
, 淡水魚
, Winter ecology
, 生活史
Research theme for competitive and other funds (1):
2022 - 2024 睡眠パタンの種間・種内変異と適応的意義:サケ科魚類における野外実証
Papers (11):
Chiharu Furusawa, Yuma Takeuchi, Natsuki Hara. Notes on reproductive ecology of Pseudaspius nakamurai in the Agano River. Ichthyological Research. 2025
Ryota Hasegawa, Yasuhiko Otsuki, Yohsuke Uemura, Chiharu Furusawa, Masahiro Naka, Yoichiro Kanno, Itsuro Koizumi. Positive feedback between parasite infection and poor host body condition reduces host survival in the wild. Functional Ecology. 2025
Léa Daupagne, Chiharu Furusawa, Hironori Mieda, Osamu Kishida, Emilien Lasne, édric Tentelier, Itsuro Koizumi. Form-assortative mating behaviors of individuals from parasitic and non-parasitic populations of Arctic lamprey (Lethenteron camtschaticum). Behavioral Ecology. 2024
Chiharu Furusawa, Itsuro Koizumi. Behavioural sleep in salmonid fish with flexible diel activity. Animal Behaviour. 2024
Ryota Hasegawa, Yasuhiko Otsuki, Yohsuke Uemura, Chiharu Furusawa, Masahiro Naka, Itsuro Koizumi. Disentangling the causality between parasite infections and poor host conditions in the wild population. 2023
古澤千春, 武内優真, 原成月. Notes on the spawning habitat of the cyprinid fish (Pseudaspius nakamurai) in the Agano River system. 日本魚類学会年会講演要旨. 2024. 58th (CD-ROM)
古澤千春, 小泉逸郎. Elucidating adaptive significance of sleep: relationship between individual sleep pattern and fitness components in brown trout. 日本生態学会大会講演要旨(Web). 2024. 71st
三枝弘典, 古澤千春, 岸田治, 小泉逸郎. Is a lamprey sneaker interrupt a pair spawning or increase female’s reproductive success?. 日本生態学会大会講演要旨(Web). 2024. 71st