Resultados de la búsqueda
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A preliminary assessment and revised growth model of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2017 random stratified trawl survey
, abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... 2018/19 season respectively satisfied the CCAMLR decision rules. Given their apparent plasticity in ... Abstract: The annual random stratified trawl survey was undertaken in Division 58.5.2 in the ... growth model based on recent cohort progressions indicated an increase in size-at-age compared to the ...
Meeting Document : WG-FSA-17/22 : Autor(es): D. Maschette, P. Burch, P. Yates and D. Welsford
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Demography of Antarctic krill in the Elephant Island area (Antarctic Peninsula) during austral summer 2001
absolute index was RI1 = 131.4 * 1000 m-3, which is among the highest values for the past 20 years. The ... success of the 2000/01 year-class. The spatial extent of the station grid is discussed in the light of a ... Abstract: A net sampling survey was carried out for krill in an established standard station grid ... during the past years (between 198 and 230 krill 1000 m-3, i.e. between 40 and 46 m-2 or 11.3 g m-2). The ...
Meeting Document : WG-EMM-01/10 : Autor(es): V. Siegel (Germany), B. Bergström (Sweden), U. Mühlenhardt-Siegel (Germany) and M. Thomasson (Sweden)
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Predation release of Antarctic silverfish (Pleuragramma antarctica) in the Ross Sea
contributed to the increase in Adélie penguin numbers. This paper brings together information on the biomass ... adeliae) at breeding colonies in the southern Ross Sea more than doubled from about 235 000 to more than ... predation release hypothesis. In particular, the examination of 422 Antarctic toothfish stomachs showed that ... . These Antarctic toothfish were sampled over three years, between 2011/12 and 2013/14. The mass of ...
Meeting Document : WG-EMM-15/53 : Autor(es): M.H. Pinkerton, P. Lyver, D. Stevens, J. Forman, R. Eisert and S. Mormede (New Zealand).
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Aspects of the distribution and interannual variations in larval fish assemblages at South Georgia, Antarctica
past 30 years. Author(s): M.G. White (United Kingdom) Title: Aspects of the distribution and ... important forms. The larval stages occur in succession throughout the year suggesting niche separation to ... life histories as pelagic larval and juvenile phases. Only 30 larval stages of the 103 fish species ... abundant with greater proximity to the coast. Studies on ichthyoplankton temporal distribution in the fjord ...
Meeting Document : WG-FSA-93/09 : Autor(es): M.G. White (United Kingdom)
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Results of E.L. Holmberg 1995 fish survey in Subarea 48.3
presence of krill aggregations in larger quantities than in last years survey. Author(s): Marschoff, E ... aggregation of stations in a nested ANOVA model. An increase over last year's values was observed in the ... Abstract: The survey comprised 48 bottom trawl hauls taken in subarea 48.3. About 80% of the ... hauls were intended as replicates of the position of hauls in the 1994 survey, allowing site by site ...
Meeting Document : WG-FSA-95/35 : Autor(es): Marschoff, E., Madirolas, A., Balestrini, C., Tossonotto, G., Gonzalez, B., Calcagno, J.
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The principal results of YugNIRO complex studies in the Indian sector of the Antarctic
Abstract: In 1997 it was 30 years from the moment of launching YugNIRO fisheries studies in the ... Antarctic. Two essential points should be emphasized in the ideology and methodology of the studies carried ... out. Firstly, complex monitoring is their basis: in addition to the determination of the commercial ... B.G. Trotsenko (Ukraine) Title: The principal results of YugNIRO complex studies in the Indian sector ...
Meeting Document : WG-EMM-98/12 : Autor(es): V.I. Bondarenko, V.A. Bibik, V.V. Gerasimchook, E.P. Goubanov, A.V. Romanov and B.G. Trotsenko (Ukraine)
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Pygoscelis penguin colonies census in the Vernadsky Antarctic station area (Statistical Subarea 48.1)
provided during 2017-2018 breeding season. The Pygoscelis penguins in the region of research are mainly ... , which has been observed throughout the area during recent years. The nesting of the Antarctic penguin in ... Abstract: The Pygoscelis penguin colonies census in the Vernadsky Antarctic station area has been ... about 780 immature penguins. The Adelie specie is much less common in the area and formed 8 nesting ...
Meeting Document : WG-EMM-18/25 : Autor(es): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy and G.P. Milinevsky
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Pygoscelis penguin census in the Vernadsky Antarctic station area
been provided during 2017-2018 breeding season. The most abandoned Pygoscelis penguin species in the ... Abstract: The Pygoscelis penguin colonies census in the Vernadsky Antarctic station area has ... pairs total and about 780 immature penguins. The Adelie species is much less common in the area and ... species family, there is a significantly higher percentage of birds which not involved in the reproduction ...
Meeting Document : SC-CAMLR-XXXVII/BG/06 : Autor(es): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy, G.P. Milinevsky and E.O. Dykyy
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Results of phase I of the Russian research program for toothfish fishery in Subarea 88.3 during the 2010/11 season
onboard longliner Sparta (company “Morskoi Voron”). In total, 20 trotline sets at different depths have ... Abstract: In accordance with decision of SC-CCAMLR in 2010, the Russian Federation conducted ... research fishery on toothfish in Subarea 88.3 in the season 2010/11. The researches were carried out ... D of Subarea 88.3. In SSRU A longlines were not investigated because ice conditions were difficult ...
Meeting Document : WG-FSA-11/36 : Autor(es): Delegation of Russia
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Analysis of seamount-specific catch and tagging data in the Amundsen Sea, SSRU 88.2H
liberty for less than 2 years, and that data from the Amundsen Sea slope SSRUs (88.2C–G) are included in ... the stock assessment along with 88.2H. Fishing has occurred on almost every seamount in every year ... features in SSRU 88.2H were analysed to compare multiple raw indicators of biomass trends in isolated local ... -2 years before fish depart from these seamounts, presumably back to the slope SSRUs. Therefore, it ...
Meeting Document : WG-SAM-14/27 : Autor(es): S.J. Parker (New Zealand)