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絞り込み条件

Resource Type

  • journal article (18)
  • conference paper (2)
  • departmental bulletin paper (2)
  • book part (1)

Version Type

  • VoR (13)
  • AM (10)

Language

  • eng (21)
  • jpn (2)

Organization

  • Hokkaido University (23)
Displaying 1 - 20 of 23
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Biotransport of metallic trace elements from marine to terrestrial ecosystems by seabirds

Shoji, A. | Elliott, K. H. | Aris-Brosou, S. | Mizukawa, H. | Nakayama, S. M. M. | Ikenaka, Y. | Ishizuka, M. | Kuwae, T. | Watanabe, K. | Escoruela Gonzalez, J. | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Albatross chicks reveal interactions of adults with artisanal longline fisheries within a short range

Thiebot, Jean-Baptiste | Nishizawa, Bungo | Sato, Fumio | Tomita, Naoki | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Albatross-borne loggers show feeding on deep-sea squids: implications for the study of squid distributions

Nishizawa, Bungo | Sugawara, Takanori | Young, Lindsay C. | Vanderwerf, Eric A. | Yoda, Ken | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Contamination status and accumulation characteristics of heavy metals and arsenic in five seabird species from the central Bering Sea

Ishii, Chihiro | Ikenaka, Yoshinori | Nakayama, Shouta M. M. | Mizukawa, Hazuki | Yohannes, Yared Beyene | Watanuki, Yutaka | Fukuwaka, Masaaki | Ishizuka, Mayumi

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Seasonal distribution of short-tailed shearwaters and their prey in the Bering and Chukchi seas

Nishizawa, Bungo | Matsuno, Kohei | Labunski, Elizabeth A. | Kuletz, Kathy J. | Yamaguchi, Atsushi | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Distribution of Arctic and Pacific copepods and their habitat in the northern Bering and Chukchi seas

Sasaki, Hiroko | Matsuno, Kohei | Fujiwara, Amane | Onuka, Misaki | Yamaguchi, Atsushi | Ueno, Hiromichi | Watanuki, Yutaka | Kikuchi, Takashi

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Diets and body condition of polar cod (Boreogadus saida) in the northern Bering Sea and Chukchi Sea

Nakano, Tsubasa | Matsuno, Kohei | Nishizawa, Bungo | Iwahara, Yuka | Mitani, Yoko | Yamamoto, Jun | Sakurai, Yasunori | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Mercury concentrations in primary feathers reflect pollutant exposure in discrete non-breeding grounds used by Short-tailed Shearwaters

Watanuki, Yutaka | Yamamoto, Takashi | Yamashita, Ai | Ishii, Chihiro | Ikenaka, Yoshinori | Nakayama, Shouta M. M. | Ishizuka, Mayumi | Suzuki, Yuya | Niizuma, Yasuaki | Meathrel, C. E. | Phillips, R. A.

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Telomere length is a strong predictor of foraging behavior in a long-lived seabird

Young, Rebecca C. | Kitaysky, Alexander S. | Barger, Chris P. | Dorresteijn, Ine | Ito, Motohiro | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Contamination status and accumulation characteristics of metals and a metalloid in birds on Teuri Island, Hokkaido, Japan

Ishii, Chihiro | Ikenaka, Yoshinori | Nakayama, Shouta M. M. | Suzuki, Yuya | Watanuki, Yutaka | Watanabe, Yuji | Yohannes, Yared Beyene | Mizukawa, Hazuki | Ishizuka, Mayumi

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Consistent individual variations in aggressiveness and a behavioral syndrome across breeding contexts in different environments in the Black-tailed Gull

Kazama, Kentaro | Niizuma, Yasuaki | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Physical and chemical effects of ingested plastic debris on short-tailed shearwaters, Puffinus tenuirostris, in the North Pacific Ocean

Yamashita, Rei | Takada, Hideshige | Fukuwaka, Masa-aki | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Factors affecting individual variation in nest-defense intensity in colonially breeding Black-tailed Gulls (Larus crassirostris)

Kazama, Kentaro | Niizuma, Yasuaki | Sakamoto, Kentaro Q. | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

The relationship between pink salmon biomass and the body condition of short-tailed shearwaters in the Bering Sea : can fish compete with seabirds?

Toge, Kanako | Yamashita, Rei | Kazama, Kentaro | Fukuwaka, Masaaki | Yamamura, Orio | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Climate variability and the timing of breeding and reproduction in seabirds

Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Individual differences in nest defense in the colonial breeding Black-tailed Gulls

Kazama, Kentaro | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Seasonal and inter-annual oceanographic changes induce diet switching in a piscivorous seabird

Ito, Motohiro | Minami, Hiroshi | Tanaka, Yuzan | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Climate-forced seasonal mismatch between the hatching of rhinoceros auklets and the availability of anchovy

Watanuki, Yutaka | Ito, Motohiro | Deguchi, Tomohiro | Minobe, Shoshiro

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Can Ethograms Be Automatically Generated Using Body Acceleration Data from Free-Ranging Birds?

Sakamoto, Kentaro Q. | Sato, Katsufumi | Ishizuka, Mayumi | Watanuki, Yutaka | Takahashi, Akinori | Daunt, Francis | Wanless, Sarah

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

Forage fish of the Pacific Rim as revealed by diet of a piscivorous seabird: synchrony and relationships with sea surface temperature

Thayer, Julie A. | Bertram, Douglas F. | Hatch, Scott A. | Hipfner, Mark J. | Slater, Leslie | Sydeman, William J. | Watanuki, Yutaka

Hokkaido University Collection of Scholarly and Academic PapersHokkaido University

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