About the Authors

Junko Yaguchi

Affiliation Shimoda Marine Research Center, University of Tsukuba, Shizuoka, Japan

Noriyo Takeda

Current address: Research Center for Marine Biology, Graduate School of Life Sciences, Tohoku University, Asamushi, Aomori, Japan

Affiliation Shimoda Marine Research Center, University of Tsukuba, Shizuoka, Japan

Kazuo Inaba

Affiliation Shimoda Marine Research Center, University of Tsukuba, Shizuoka, Japan

Shunsuke Yaguchi

yag@shimoda.tsukuba.ac.jp

Affiliation Shimoda Marine Research Center, University of Tsukuba, Shizuoka, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JY SY. Performed the experiments: JY NT KI SY. Analyzed the data: JY NT SY. Contributed reagents/materials/analysis tools: JY SY. Wrote the paper: JY SY.