テナガホンヤドカリ
Pagurus middendorffii (Brandt, 1851)
レア度:いつでも見られる
形態:体は全体的に緑~茶褐色。右のはさみ脚が著しく長く、先端は白い。また、背甲も白っぽい。歩脚の長節と腕節に茶褐色の縦縞がある。眼柄と第1、第2触覚は一様に赤い。若齢個体は全体的に赤みが強い。体に毛は生えず、全体につるっとした印象。葛登支に生息するヤドカリとしては特徴的な見た目なので、他種と間違えることはない…とおもう。
水路にて
背負わねば滅ぶと我が身知るなればブドウガイでもよしと思いし(りった)
ガードペア
ガードペア
本種に関わる研究業績
Yasuda C. I. and S. Wada, 2015. Regeneration of major cheliped after the mating season in the hermit crab Pagurus middendorffii. Crustacean Research 44: 29-38.
Matsuo, K., C.I. Yasuda and S. Wada, 2014. Effect of cheliped loss due to autotomy on shell selection behavior in the hermit crab Pagurus middendorffii. Crustacean Research 43: 41-46.
Yasuda, C.I., K. Matsuo, Y. Hasaba and S. Wada, 2014. Hermit crab, Pagurus middendorffii, males avoid the escalation of contests with familiar winners. Animal Behaviour 96: 49-57.
Yasuda, C.I., K. Matsuo and S. Wada, 2014. Rapid regeneration of major cheliped related to its function in male-male contests in the hermit crab Pagurus middendorffii. Plankton and Benthos Research 9: 122-131.
Yasuda, C., F. Takeshita and S. Wada, 2012. Assessment strategy in male-male contest of the hermit crab Pagurus middendorffii. Animal Behaviour 84: 385-390.
Oba, T., S. Wada and S. Goshima, 2008. Shell partitioning of two sympatric hermit crabs, Pagurus middendorffii and P. brachiomastus, in northeastern Hokkaido, Japan. Journal of the Marine Biological Association of the United Kingdom 88: 103-109.
Wada, S., 1999. Environmental factors affecting sexual size dimorphism in the hermit crab Pagurus middendorffii. Journal of the Marine Biological Association of the United Kingdom 79: 953-954.
Wada, S., K. Tanaka, and S. Goshima, 1999. Precopulatory mate guarding in the hermit crab, Pagurus middendorffii (Decapoda: Paguridae): effects of population parameters on male guarding duration. Journal of Experimental Marine Biology and Ecology 239: 289-298.
Wada, S., H. Ohmori, S. Goshima, and S. Nakao, 1997. Shell-size preference of hermit crabs depends on their growth rate. Animal Behaviour 54: 1-8.
Wada, S., T. Sonoda, and S. Goshima, 1996. Temporal size covariation of mating pairs of the hermit crab Pagurus middendorffii (Decapoda: Anomura: Paguridae) during a single breeding season. Crustacean Research 25: 158-164.
Wada, S., S. Goshima, and S. Nakao, 1995. Reproductive biology of the hermit crab Pagurus middendorffii Brandt (Decapoda: Anomura: Paguridae). Crustacean Research 24: 23-32.