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The first record of egg masses in tunicates deposited by the snubnose sculpin, Orthonopias triacis , from the Northeastern Pacific: evidence for convergent evolution of an unusual reproductive strategy

Satoshi Awata, Takeshi Ito, Karen D. Crow, Yasunori Koya, Hiroyuki Munehara

Journal of Fish Biology, 100(1) 82-91, Jan, 2022 Peer-reviewed
Fertilization modes drive the evolution of sperm traits in Baikal sculpins

T. Ito, I. Kinoshita, D. Tahara, A. Goto, S. Tojima, V. G. Sideleva, A. B. Kupchinsky, S. Awata

Journal of Zoology, 314(1) 20-30, May, 2021 Peer-reviewedLead authorCorresponding author
Optimal methods to fix fish sperm for optical microscopic observation: comparisons among different fixative solutions using sperms of copulatory and non-copulatory marine fishes

Takeshi Ito, Satoshi Awata

Ichthyological Research, 66(2) 307-315, Apr 24, 2019 Peer-reviewedLead authorCorresponding author
Identification of the reproductive mode for internal gamete association in Vellitor centropomus (Cottidae): gonadal histological analysis.

Koya Yasunori, Mitsuhashi Naoya, Awata Satoshi, Ito Takeshi, Munehara Hiroyuki

Japanese Journal of Ichthyology, 62(2) 121-131, Nov, 2015 Peer-reviewed