Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Naoya Ohtsuchi"'
Publikováno v:
Species Diversity. 25:237-250
Autor:
Masafumi Kodama, Takayuki Kanki, Takashi Kitagawa, Jun Hayakawa, Naoya Ohtsuchi, Tomohiko Kawamura, Kenta Nakamoto, Yoshiro Watanabe
Publikováno v:
Marine Ecology Progress Series. 634:63-76
Publikováno v:
Estuarine, Coastal and Shelf Science. 222:43-52
Food utilization and cellulose digestion abilities of six crab species were examined to clarify the mechanisms driving trophic and spatial segregation among species within a mangrove estuary on the Urauchi River, Iriomote Island, southern Japan. Dual
Publikováno v:
Crustaceana. 92:577-583
For the first time the occurrence of Porcellanopagurus nihonkaiensis Takeda, 1985 is reported both from Sagami Bay and Otsuchi Bay. The use of an empty shell of a true limpet of the family Lottiidae Gray, 1840 by Porcellanopagurus sp. is herein also
Autor:
Jun Hayakawa, Naoya Ohtsuchi, Tomohiko Kawamura, Takashi Kitagawa, Kenta Nakamoto, Yoshiro Watanabe, Hideaki Yamada
Publikováno v:
Journal of the Marine Biological Association of the United Kingdom. 99:1119-1125
Various herbivorous invertebrates in seagrass beds are considered to be generalists in food use and their diets may temporally fluctuate according to the availability of food sources. We assessed whether food sources of herbivorous gastropods vary in
Publikováno v:
Fisheries Science. 84:201-209
A field survey and a laboratory experiment were conducted to examine ontogenetic shifts in habitat and diet of the turban snail Turbo cornutus. The main habitat of turban snail juveniles smaller than 10 mm shell height (SH) was turfs of articulated c
Publikováno v:
Fisheries Science. 84:211-225
Population dynamics of the kelp crab Pugettia quadridens, a potential predator of juvenile abalone, were investigated on the coast of Nagai, Sagami Bay, to examine its cryptic ontogenetic habitat shift. Monthly quantitative sampling over 2 years, whi
Autor:
Naoya Ohtsuchi, Tomohiko Kawamura
Publikováno v:
Zootaxa. 4672
Pugettia quadridens (De Haan, 1837) and its closely similar congener, P. intermedia Sakai, 1938, are redescribed and illustrated and their possible infraspecific variations related to sexual, ontogenetic, and environmental differences are discussed.
Autor:
NAOYA OHTSUCHI1 ohtsuchi@aori.u-tokyo.ac.jp, TOMOHIKO KAWAMURA1, JUN HAYAKAWA1, HIROAKI KUROGI2, YOSHIRO WATANABE1
Publikováno v:
Crustaceana. 2016, Vol. 89 Issue 6/7, p645-667. 23p.
Publikováno v:
Food Webs. 26:e00180
The low digestibility of cellulose-rich detritus in primary consumers has been considered to limit its incorporation by higher level consumers. A recent study revealed, however, that the sesarmid crab Parasesarma bidens, which is a dominant benthic c