Resultados de la búsqueda
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To the problem of spawning character for certain fish species
Abstract: The present paper presents the brief results of the research in reproductive biology of ... the Antarctic greinadier M. whitsoni in the Ross Sea. It was stated that the eggs were released by ... batches. It was supposed that the similar character of spawning might be for some other Antarctic fish ... species. Some peculiar features of the reproductive biology Moray cod M. evseenkoi, Antarctic toothfish D ...
Meeting Document : WG-FSA-11/18 : Autor(es): V. Prutko and A. Petrov (Russia)
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THE SOUTHERN OCEAN OBSERVING SYSTEM (SOOS) MEETING REPORT (St Petersburg, Russia, 5 to 7 July 2008)
Abstract: This paper reports on the Southern Ocean Observing System (SOOS) planning meeting held ... by the SCAR/SCOR Oceanography Expert Group, 5-7th of July in St Petersburg. The main aim of the ... meeting was to present some specific plans for different aspects of the SOOS and to agree on key ... recommendations and actions to move the process forward. The object of a SOOS is to develop the means to observe ...
Meeting Document : CCAMLR-XXVII/BG/43 : Autor(es): SCAR Observer to CCAMLR (G. Hosie, Australia)
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An assessment of the conservation status of albatrosses
Abstract: The conservation status of albatrosses has been re-evaluated using the recent suggested ... taxonomic revisions of albatrosses and the new IUCN criteria for identification of threatened taxa. The ... critically reviewed and endorsed by Birdlife International. This evaluation reveals albatrosses to have the ... the 24 albatross species recognized in the new taxonomy, two species (Amsterdam Albatross and Chatham ...
Meeting Document : WG-FSA-97/59 : Autor(es): Croxall, J.P., Gales, R.
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys
around the coasts of the South Shetland and South Orkney Islands. Krill catches in these zones are shown ... , probably as a result of oceanographic conditions. About 50% of the catch in Subarea 48.1 from December to ... March was taken within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 ... 75% of the catch in Subarea 48.2 between December and March was taken within 80 km of colonies in the ...
Meeting Document : SC-CAMLR-X/BG/07 : Autor(es): Secretariat
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys, 1987-1990
around the coasts of the South Shetland and South Orkney islands. Krill catches in these zones are shown ... result of oceanographic conditions. About 50% of the catch in 48.1 from December to March was taken ... within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 75% of the catch ... in 48.2 between December and March was taken within 80km of colonies in the South Orkneys. Estimates ...
Meeting Document : WG-CEMP-91/25 : Autor(es): D.J. Agnew (Secretariat)
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Some aspects of the by-catch fish spawning and oogenesis
Abstract: On the basis of the biological material collected on some by-catch fishes during ... Antarctic toothfish fishery from 2002 till 2008 in different areas of the Southern Ocean (Collaboration Sea ... occurred on the continental slope and raisings at depths about 1000-1500 m, C. antarcticus- on the ... continental shelf at depth of 300-600 m during summer season (may be autumn for sp. X) of the southern ...
Meeting Document : WG-FSA-10/51 : Autor(es): V. Prutko (Ukraine) and D. Chmilevsky (Russia)
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
the Ross Sea, Antarctica. Biological data, including fish length, weight, sex, gonad maturity, liver ... von Bertalanffy growth parameters. The species is relatively slow-growing with a moderate longevity ... ; the maximum estimated age was 14.3 years. Von Bertalanffy parameters derived for both sexes combined ... are: L, 22.1 cm SL; K, 0.167 y-1; t 0,-0.4 years. Parameter estimates were also derived for the sexes ...
Meeting Document : WG-FSA-10/20 : Autor(es): C.P. Sutton and P.L. Horn (New Zealand)
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Proposal of the Russian Federation to open Subarea 88.3 for exploratory fishery of Dissostichus spp.
“Chio Maru 3”. Totally, during the work period 44 longlines were set at a depth from 625 to 2336 m ... . Collected in research fishing data contributes to the achievement of the main objectives of research for the ... of hypotheses about the ratio of fish in the area and the total stock as well as studying of ... calculated by the accepted in SC-CCAMLR-XXX/5 p.2.40 (ii) formula. Value of toothfish`s stock by SSRUs and ...
Meeting Document : WG-FSA-13/12 : Autor(es): Delegation of the Russian Federation
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 random stratified trawl survey
Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79° 20’ E ... using standard CCAMLR methods. A large cohort of fish, estimated to be 3+, dominates the population in ... the population, and a projection accounting for the fact that the abundant 3+ year class is likely to ...
Meeting Document : WG-FSA-13/23 : Autor(es): D.C. Welsford (Australia)
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Quantifying the impacts of ice on demersal longlining; a case study in CCAMLR Subarea 88.1
Abstract: The effect of sea ice is acknowledged as a major influence on fishing operations in ... fisheries research and management. Using the toothfish fishery in CCAMLR Subarea 88.1 as a case study we ... provide a method to quantify the effect of sea-ice on fishing. We discuss the ways in which ice effects ... fishing operations and the result of these impacts on fishing such as the time required to reach the catch ...
Meeting Document : WG-FSA-14/55 Rev. 1 : Autor(es): J.M. Fenaughty and S.J. Parker (New Zealand)