研究業績

Adaptive aggregation behavior of the scallop Mizuhopecten yessoensis in response to predation risk

Novel insights into sex-specific differences in heart rate variability and autonomic nervous system regulation during spawning behavior in chum salmon (Oncorhynchus keta) revealed by re-analysis of ECG logger data

Movement patterns of Japanese crayfish revealed by long-term tracking with a passive integrated transponder tag system

Changes in courtship prior to oviposition in chum salmon (Oncorhynchus keta) and male preference for female body size

Mapping spatial memory in teleosts: a new Frontier in neural logging techniques

Juvenile semi-wild fish have a higher metabolic rate than farmed fish

Acclimation to seawater allows activation of spermatozoa of a euryhaline fish Oryzias latipes

Wireless logging of extracellular neuronal activity in the telencephalon of free-swimming salmonids

Chum salmon migrating upriver accommodate to environmental temperatures through metabolic compensation

海鳥類とサケ科魚類のバイオロギングとナビゲーション

Increase in serum noradrenaline concentration by short dives with bradycardia in Indo-Pacific bottlenose dolphin Tursiops aduncus

Sperm allocation in relation to female size in a semelparous salmonid

Short term effects of relative tag size and surgical implantation on feeding behaviour, survival rate, plasma lactate and growth rate in juvenile to adult rainbow trout (Oncorhynchus mykiss)

Sex differences in metabolic rate and swimming performance in pink salmon (Oncorhynchus gorbuscha): The effect of male secondary sexual traits

Reproductive investment patterns and comparison of sperm quality in the presence and absence of ovarian fluid in alternative reproductive tactics of masu salmon, Oncorhynchus masou

小型記録計・発信機を用いた魚類の行動・生理解析

Take-off performance of flying fish Cypselurus heterurus doederleini measured with miniature acceleration data loggers

Detection of feeding behaviour in common carp Cyprinus carpio L. by using an acceleration data logger to identify mandibular movement

Local movement pattern and habitat preference of the Taiwan salmon (Oncorhynchus masou formosanus) tracked with nano-tag radio telemetry

EMG telemetry studies on upstream migration of chum salmon in the Toyohira River, Hokkaido, Japan

ラジオテレメトリー手法によるシシャモの産卵遡上行動の解析

Cardiac Arrest during Gamete Release in Chum Salmon Regulated by the Parasympathetic Nerve System

Site fidelity and habitat use of Formosan landlocked salmon (Oncorhynchus masou formosanus) during typhoon season in the Chichiawan stream, Taiwan assessed by nano-tag radio telemetry

Effects of external and surgically implanted dummy radio transmitters on mortality, swimming performance and physiological status of juvenile masu salmon Oncorhynchus masou (Brevoort)

Migratory behaviour of adult chum salmon (Oncorhynchus keta Walbaum) in a reconstructed reach of the Shibetsu River, Japan

Upstream migration of adult chum and pink salmon in the Shibetsu River

Upstream migration of chum salmon through a restored segment of the Shibetsu River

産まれた川まで3000kmの旅　サケ

産卵行動

空を飛ぶ魚

サケの回帰ナビゲーションとバイオロギング

空を飛ぶ魚の力と技をデータで解明する──トビウオの飛翔行動の計測に初めて成功

魚類の繁殖行動　水族館と海の生き物たち

蛇行復元がサケ科魚類の遡上行動およびエネルギー消費に与える影響

産卵中に心臓停止？ 動物たちの不思議に迫るバイオロギング

サケだって、たまには休憩したくなる 動物たちの不思議に迫るバイオロギング

Biotelemetry research on upstream migration behavior of adult chum and pink salmon in a remeandered segment of the Shibetsu River, Japan

標津川におけるEMG発信機を用いたシロザケ親魚の遡上行動解析

心拍ロガーを用いたシロザケ親魚の遊泳行動解析

Estimation of fish struggle energetics using branch line movement in longline

Biotelemetry study on movement pattern and habitat use of Formosan landlocked salmon (Oncorhynchus masou formosanus) and masu salmon (O. masou)

Energy use and swimming behavior of pink salmon during upstream migration in the reconstructed segment of the Shibetsu River, Japan assessed by electromyogram (EMG) transmitter

Effects of the river reconstruction in the Shibetsu River on upstream migration behavior of chum salmon assessed by EMG radio telemetry