J. Okuyama

发表

State dependence of climatic instability over the past 720,000 years from Antarctic ice cores and climate modeling

F. Pattyn, T. Kameda, Shuhei Takahashi, 2017, Science Advances.

Monitoring beak movements with an acceleration datalogger: a useful technique for assessing the feeding and breathing behaviors of sea turtles

Y. Naito, N. Arai, J. Okuyama, 2009 .

The regularity of dive performance in sea turtles: a new perspective from precise activity data

Nobuaki Arai, Masato Kobayashi, Junichi Okuyama, 2012, Animal Behaviour.

Monitoring attitude and dynamic acceleration of free-moving aquatic animals using a gyroscope

N. Arai, J. Okuyama, Masato Kobayashi, 2012 .

Composition of green turtle feeding aggregations along the Japanese archipelago: implications for changes in composition with current flow

N. Arai, J. Okuyama, Masato Kobayashi, 2013 .

Post-release horizontal and vertical behavior and philopatry of deepwater longtail red snapper Etelis coruscans around a bank

T. Hayashibara, J. Okuyama, H. Shishidou, 2019, Fisheries Science.

Quarter-Century (1993–2018) Nesting Trends in the Peripheral Populations of Three Sea Turtle Species at Ishigakijima Island, Japan

J. Okuyama, O. Abe, H. Nishizawa, 2020, Chelonian Conservation and Biology: Celebrating 25 Years as the World's Turtle and Tortoise Journal.

Pressure drop of slush nitrogen flow in converging–diverging pipes and corrugated pipes

K. Ohira, J. Okuyama, Koichi Takahashi, 2012 .

A validation of abstracted dive profiles relayed via the Argos satellite system: a case study of a loggerhead turtle

J. Okuyama, Y. Mitsunaga, H. Nishizawa, 2022, Animal Biotelemetry.

Simultaneous measurements of breaths and energy expenditure reveal the dive tactics of sea turtles

N. Arai, J. Okuyama, Masato Kobayashi, 2014 .

Changes in dive patterns of leatherback turtles with sea surface temperature and potential foraging habitats

P. Dutton, J. A. Seminoff, S. Benson, 2021, Ecosphere.

Physical properties of the P96 ice core from Penny Ice Cap, Baffin Island, Canada, and derived climatic records

H. Narita, R. Koerner, T. Hondoh, 2003 .

Latitudinal cline in the foraging dichotomy of loggerhead sea turtles reveals the importance of East China Sea for priority conservation

K. Shirai, Kentaro Tanaka, Naoko Murakami-Sugihara, 2022, Diversity and Distributions.

Heart rate and cardiac response to exercise during voluntary dives in captive sea turtles (Cheloniidae)

D. Shiode, J. Okuyama, Maika Shiozawa, 2020, Biology Open.

Heart rate and its relationship with activity in free-ranging Cheloniidae sea turtles

D. Shiode, J. Okuyama, Maika Shiozawa, 2019, bioRxiv.

Comparative Phylogeny and Historical Perspectives on Population Genetics of the Pacific Hawksbill (Eretmochelys imbricata) and Green Turtles (Chelonia mydas), Inferred from Feeding Populations in the Yaeyama Islands, Japan

N. Arai, J. Okuyama, Masato Kobayashi, 2010, Zoological science.

Wild versus head-started hawksbill turtles Eretmochelys imbricata: post-release behavior and feeding adaptions

N. Arai, J. Okuyama, O. Abe, 2010 .

Dispersal processes of head-started hawksbill turtles (Eretmochelys imbricate) in the Yaeyama Islands waters, Okinawa, Japan

N. Arai, J. Okuyama, O. Abe, 2005 .

Random Mate Searching: Male Sea Turtle Targets Juvenile for Mating Behavior

N. Arai, J. Okuyama, Shiro Kagawa, 2014 .

Genetic diversity of the green turtle nesting populations in Yaeyama Archipelago, Japan

N. Arai, J. Okuyama, Masato Kobayashi, 2009 .

Comparison of the activity budget between wild and reared juvenile hawksbill turtles

N. Arai, J. Okuyama, Masato Kobayashi, 2009 .

Title The Relationship between the Number of Breaths and DivingProfile of a Nesting Green Turtle

N. Arai, J. Okuyama, Masato Kobayashi, 2018 .

Surfacers change their dive tactics depending on the aim of the dive: evidence from simultaneous measurements of breaths and energy expenditure

N. Arai, J. Okuyama, Masato Kobayashi, 2014, Proceedings of the Royal Society B: Biological Sciences.

The Relationship between the Number of Breaths and Diving Profile of a Nesting Green Turtle, Chelonia mydas

N. Arai, J. Okuyama, Masato Kobayashi, 2014 .

Preliminary result of the relationship between the breathing frequency and dynamic body acceleration

Y. Naito, N. Arai, J. Okuyama, 2010 .

Spawning aggregation of white-streaked grouper Epinephelus ongus: spatial distribution and annual variation in the fish density within a spawning ground

Taku Sato, J. Okuyama, Yuuki Kawabata, 2017, PeerJ.

Seasonal fluctuation in the length-weight relationship of groupers in the Goto Islands, Japan

M. Nakagawa, J. Okuyama, 2022, Thalassas: An International Journal of Marine Sciences.

Decision tree classification of behaviors in the nesting process of green turtles (Chelonia mydas) from tri-axial acceleration data

N. Arai, J. Okuyama, Masato Kobayashi, 2013, Journal of Ethology.

Post-release horizontal and vertical behavior and philopatry of deepwater longtail red snapper Etelis coruscans around a bank

T. Hayashibara, J. Okuyama, H. Shishidou, 2019, Fisheries Science.

Preliminary study on homing, site fidelity, and diel movement of black rockfish Sebastes inermis measured by acoustic telemetry

Yoshinori Miyamoto, Nobuaki Arai, Toshiharu Kakihara, 2009, Fisheries Science.

Effects of a tropical cyclone on the distribution of hatchery-reared black-spot tuskfish Choerodon schoenleinii determined by acoustic telemetry.

N. Arai, J. Okuyama, K. Yoseda, 2010, Journal of fish biology.

Individual spawning performance and mating pair combinations in captive grouper aggregations

J. Okuyama, Tomofumi Yamaguchi, 2022, Environmental Biology of Fishes.

The post‐release process of establishing stable home ranges and diel movement patterns of hatchery‐reared black‐spot tuskfish Choerodon schoenleinii

N. Arai, J. Okuyama, Yuuki Kawabata, 2008 .

Pressure drop reduction and heat transfer deterioration of slush nitrogen in triangular and circular pipe flows

K. Ohira, J. Okuyama, Koichi Takahashi, 2017 .

Ontogeny of the dispersal migration of green turtle (Chelonia mydas) hatchlings

N. Arai, J. Okuyama, Masato Kobayashi, 2009 .

Observation of low-temperature object by phase-contrast x-ray imaging : Nondestructive imaging of air clathrate hydrates at 233 K

S. Takeya, A. Yoneyama, K. Hyodo, 2006 .

Composition of green turtle feeding aggregations along the Japanese archipelago: implications for changes in composition with current flow

N. Arai, J. Okuyama, Masato Kobayashi, 2013, Marine Biology.

Population genetic structure and implications for natal philopatry of nesting green turtles Chelonia mydas in the Yaeyama Islands, Japan

N. Arai, J. Okuyama, Masato Kobayashi, 2011 .

Ontogenetic changes in the flipper-beating behavior in free-range versus tank-housed green turtle (Chelonia mydas) juveniles

J. Okuyama, O. Abe, H. Nishizawa, 2010 .

Vertical migration patterns linked to body and environmental temperatures in chub mackerel

J. Okuyama, T. Yasuda, J. Kinoshita, 2023, Progress in Oceanography.

Ethogram of Immature Green Turtles: Behavioral Strategies for Somatic Growth in Large Marine Herbivores

N. Arai, J. Okuyama, Masato Kobayashi, 2013, PloS one.

Behavioural characteristics of loggerhead turtles ( Caretta caretta ) in a submerged bag net of a setnet observed in a bycatch simulation and the development of a turtle releasing device

D. Shiode, F. Hu, J. Okuyama, 2019, Aquatic Conservation: Marine and Freshwater Ecosystems.

Application of a computer vision technique to animal-borne video data: extraction of head movement to understand sea turtles’ visual assessment of surroundings

Yuichi Nakamura, K. Kondo, N. Arai, 2015, Animal Biotelemetry.

Fine-Scale Monitoring of Routine Deep Dives by Gravid Leatherback Turtles during the Internesting Interval Indicate a Capital Breeding Strategy

P. Dutton, S. Benson, J. Okuyama, 2016, Front. Mar. Sci..

Metamorphism of stratified firn at Dome Fuji, Antarctica: A mechanism for local insolation modulation of gas transport conditions during bubble close off

S. Fujita, T. Hondoh, A. Hori, 2009 .

Post-release movement and diel activity patterns of hatchery-reared and wild black-spot tuskfish Choerodon schoenleinii determined by ultrasonic telemetry

H. Mitamura, N. Arai, J. Okuyama, 2007, Fisheries Science.

Diel behavioral pattern of hatchery-reared black-spot tuskfish determined by acoustic telemetry in the natural environment and video observation in a fish tank

N. Arai, J. Okuyama, Yuuki Kawabata, 2009 .

Population genetic structure and implications for natal philopatry of nesting green turtles Chelonia mydas in the Yaeyama Islands, Japan

N. Arai, J. Okuyama, Masato Kobayashi, 2011 .

Trans-Pacific dispersal of loggerhead turtle hatchlings inferred from numerical simulation modeling

Y. Sasai, H. Sasaki, S. Kimura, 2011 .

Difference in Flipper Beating Frequency of Green Turtles in Water and on Land

N. Arai, J. Okuyama, Masato Kobayashi, 2014 .