Dr Takashi Iwata

Visiting Scholar


Iwata studies about foraging behaviour of Antarctic fur seals, humpback whales, and Bryde's whales with animal-attached devices.



  • Iwata T., Akamatsu T., Thongsukdee S., Cherdsukjai P., Adulyanukosol K., and Sato K. 2017. Tread-water feeding of Bryde's whales. Current Biology 27: 1154-1155.


  • Iwata. T., Sakamoto. K. Q., Edwards. E. W. J., Staniland. I. J., Trathan. P. N., Goto. Y., Sato. K., Naito. Y. and Takahashi. A. 2015. The influence of preceding dive cycles on the foraging decisions of Antarctic fur seals. Biology Letters 11: 20150227.


  • Iwata. T., Yonezaki. S., Kohyama. K. and Mitani. Y. 2013. Detection of grooming behaviours with an acceleration data logger in a captive northern fur seal (Callorhinus ursinus). Aquatic Mammals 39: 378-384.


  • Iwata. T., Hayashi. T., Takasawa-Kasamatsu. N. 2013. Report of seabird observation in the Indian sector of the Southern Ocean during the austral summer of 2005-2008. Czech Polar Reports 3: 82-86.


  • Sakamoto. Q. K., Takahashi. A., Iwata. T., Yamamoto. T., Yamamoto. M. and Trathan. P. N. 2013. Heart rate and estimated energy expenditure of flapping and gliding in black-browed albatrosses. The Journal of Experimental Biology 216: 3175-3182.


  • Iwata. T., Sakamoto. K. Q., Takahashi. A., Edwards. E. W. J., Staniland. I. J., Trathan. P. N. and Naito. Y. 2012. Using a mandible accelerometer to study fine-scale foraging behavior of free-ranging Antarctic fur seals. Marine Mammal Science 28: 345-357.


  • Watanabe. Y. Y., Sato. K., Watanuki. Y., Takahashi. A., Mitani. Y., Amano. M., Aoki. K., Narazaki. T., Iwata. T., Minamikawa. S. and Miyazaki. N. 2011. Scaling of swim speed in breath-hold divers. Journal of Animal Ecology 80: 57-68.


  • Sakamoto. K. Q., Takahashi. A., Iwata. T., and Trathan. P. N. 2009. From the eye of the albatrosses: A bird-borne camera shows an association between albatrosses and a killer whale in the Southern Ocean. PLoS ONE 4: e7322.


  • Iwata T., Mitani Y., Yonezaki S., Kohyama K. and Takahashi A. 2009. Validation of acceleration records to monitor swimming and prey-capture behavior in the captive northern fur seal. NIPPON SUISAN GAKKAISHI 75: 989-994.
Dr Takashi Iwata
Biomedical Sciences Building
University of St Andrews
North Haugh
St Andrews
KY16 9ST

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