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Yasuhiko Naito
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Journal Articles

Acceleration-triggered animal-borne videos show a dominance of fish in the diet of female northern elephant seals

Kaori Yoshino, Akinori Takahashi, Taiki Adachi, Daniel P. Costa, Patrick W. Robinson, Sarah H. Peterson, Luis A. Hückstädt, Rachel R. Holser, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2020) 223 (5): jeb212936.
https://doi.org/10.1242/jeb.212936
Published: 28 February 2020
View article titled, Acceleration-triggered animal-borne videos show a dominance of fish in the diet of female northern elephant seals
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Includes: Supplementary data
Journal Articles

Penguin head movement detected using small accelerometers: a proxy of prey encounter rate

Nobuo Kokubun, Jeong-Hoon Kim, Hyoung-Chul Shin, Yasuhiko Naito, Akinori Takahashi
Journal: Journal of Experimental Biology
J Exp Biol (2011) 214 (22): 3760–3767.
https://doi.org/10.1242/jeb.058263
Published: 15 November 2011
View article titled, Penguin head movement detected using small accelerometers: a proxy of prey encounter rate
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Journal Articles

Body density affects stroke patterns in Baikal seals

Yuuki Watanabe, Eugene A. Baranov, Katsufumi Sato, Yasuhiko Naito, Nobuyuki Miyazaki
Journal: Journal of Experimental Biology
J Exp Biol (2006) 209 (17): 3269–3280.
https://doi.org/10.1242/jeb.02402
Published: 1 September 2006
View article titled, Body density affects stroke patterns in Baikal seals
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Journal Articles

Emperor penguins adjust swim speed according to the above-water height of ice holes through which they exit

Katsufumi Sato, Paul J. Ponganis, Yoshiaki Habara, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2005) 208 (13): 2549–2554.
https://doi.org/10.1242/jeb.01665
Published: 1 July 2005
View article titled, Emperor penguins adjust swim speed according to the above-water height of ice holes through which they exit
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Includes: Multimedia, Supplementary data
Journal Articles

Regulation of stroke and glide in a foot-propelled avian diver

Yutaka Watanuki, Akinori Takahashi, Francis Daunt, Sarah Wanless, Mike Harris, Katsufumi Sato, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2005) 208 (12): 2207–2216.
https://doi.org/10.1242/jeb.01639
Published: 15 June 2005
View article titled, Regulation of stroke and glide in a foot-propelled avian diver
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Journal Articles

Stroke patterns and regulation of swim speed and energy cost in free-ranging Brünnich's guillemots

James R. Lovvorn, Yutaka Watanuki, Akiko Kato, Yasuhiko Naito, Geoffrey A. Liggins
Journal: Journal of Experimental Biology
J Exp Biol (2004) 207 (26): 4679–4695.
https://doi.org/10.1242/jeb.01331
Published: 15 December 2004
View article titled, Stroke patterns and regulation of swim speed and energy cost in free-ranging Brünnich's guillemots
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Journal Articles

Why do macaroni penguins choose shallow body angles that result in longer descent and ascent durations?

Katsufumi Sato, Jean-Benol̂t Charrassin, Charles-André Bost, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2004) 207 (23): 4057–4065.
https://doi.org/10.1242/jeb.01265
Published: 1 November 2004
View article titled, Why do macaroni penguins choose shallow body angles that result in longer descent and ascent durations?
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Journal Articles

Factors affecting stroking patterns and body angle in diving Weddell seals under natural conditions

Katsufumi Sato, Yoko Mitani, Michael F. Cameron, Donald B. Siniff, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2003) 206 (9): 1461–1470.
https://doi.org/10.1242/jeb.00265
Published: 1 May 2003
View article titled, Factors affecting stroking patterns and body angle in diving Weddell seals under natural conditions
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Journal Articles

Swimming speeds and buoyancy compensation of migrating adult chum salmon Oncorhynchus keta revealed by speed/depth/acceleration data logger

Hideji Tanaka, Yasuaki Takagi, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2001) 204 (22): 3895–3904.
https://doi.org/10.1242/jeb.204.22.3895
Published: 15 November 2001
View article titled, Swimming speeds and buoyancy compensation of migrating adult chum salmon Oncorhynchus keta revealed by speed/depth/acceleration data logger
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Journal Articles

Maintenance of Neutral Buoyancy by Depth Selection in the Loggerhead Turtle Caretta Caretta

Shingo Minamikawa, Yasuhiko Naito, Katsufumi Sato, Yoshimasa Matsuzawa, Takeharu Bando, Wataru Sakamoto
Journal: Journal of Experimental Biology
J Exp Biol (2000) 203 (19): 2967–2975.
https://doi.org/10.1242/jeb.203.19.2967
Published: 1 October 2000
View article titled, Maintenance of Neutral Buoyancy by Depth Selection in the Loggerhead Turtle Caretta Caretta
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Journal Articles

Behavioural Thermoregulation of Chum Salmon During Homing Migration in Coastal Waters

Hideji Tanaka, Yasuaki Takagi, Yasuhiko Naito
Journal: Journal of Experimental Biology
J Exp Biol (2000) 203 (12): 1825–1833.
https://doi.org/10.1242/jeb.203.12.1825
Published: 15 June 2000
View article titled, Behavioural Thermoregulation of Chum Salmon During Homing Migration in Coastal Waters
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