Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Takahisa, NEMOTO"'
Publikováno v:
Antarctic Record, Iss 73, Pp 103-112 (1981)
Euphausiids often form dense swarm in the sea. The surface swarms of Euphausia superba, E. pacifica and some species of Thysanoessa are often observed in the polar waters. The size and density of swarms of euphausiids are various. The average size of
Externí odkaz:
https://doaj.org/article/28681bdbb56b4c27a53aec40080b13ab
Autor:
Atsushi Tsuda, Takahisa Nemoto
Publikováno v:
Deep Sea Research Part A. Oceanographic Research Papers. 39:S219-S229
A salp bloom, accounting for 47% of the macrozooplankton wet weight in the upper 200 m, was observed in a Kuroshio warm-core ring and adjacent areas during September 1987. Although salps had wide distribution and high biomass in the ring and adjacent
Autor:
Late Takahisa Nemoto
Publikováno v:
Journal of the Oceanographical Society of Japan. 47:240-248
Publikováno v:
Marine Biology. 109:241-244
Vertical distribution, chlorophylla (chla) and phaeopigment concentrations in the gut, and natural nitrogen isotope ratio (δ 15N) were investigated for pelagic amphipodsThemisto japonica (Bovallius) collected from the Sea of Japan in July 1987. Diff
Publikováno v:
Marine Biology. 111:207-212
A typical subarctic copepod,Neocalanus cristatus, occurred in the mesopelagic layer (500 to 1000 m) in Sagami Bay, central Japan, throughout the year. Specimens were collected from 1982 to 1986. A small number of adult females were distributed from 8
Publikováno v:
Marine Ecology Progress Series. 79:267-273
Autor:
Masaki Miya, Takahisa Nemoto
Publikováno v:
Deep Sea Research Part A. Oceanographic Research Papers. 38:67-89
Life histories and vertical distribution patterns of the three dominant species of the genus Cyclothone in Sagami Bay ( C. alba, C. pseudopallida and C. atraria ) are compared and discussed. These three species are non-migrants and occur in different
Publikováno v:
Journal of Oceanography. 46:237-249
The life history ofEuphausia similis G.O. Sars in Sagami Bay, central Japan, has been studied by examining the abundance, size distribution, and occurrence of each growing stage from egg to adult. Three cohorts were laid within the period from July 1
Publikováno v:
Journal of Crustacean Biology. 10:293-305
The gross morphology and fine structure of the mouthparts and foregut of the rock lobster Jasus edwardsii were studied in its late larval and early juvenile stages. The stage-XI phyllosoma has third maxillipeds with specialized setae, second maxillip
Publikováno v:
Journal of Experimental Marine Biology and Ecology. 132:41-52
Diel variations of grazing rate of micro- and macrozooplankton were examined at a subsurface chlorophyll maximum in the subtropical North Pacific (28°N, 136°E) using gut fluorescence measurements. Hydrocasts and vertical net hauls were carried out