Search results
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A proposal for large scale sampling of krill in the diet of predators across Area 48 to coincide with the CCAMLR synoptic survey
Abstract: There is a high degree of spatial and temporal variability in the population of ... South Georgia krill in the diet of Antarctic fur seal Arctocephalus gazella show a good level of ... concordance with scientific net samples. In order to examine the potential of using krill in the diet of ... between krill in the diet or predators and from net hauls, to compare the timing of temporal changes in ...
Meeting Document : WG-EMM-99/33 : Author(s): K. Reid (United Kingdom)
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Susceptibility to oxidative stress in different species of Antarctic birds: preliminary results
Abstract: The antioxidant defences in aerobic organisms represent the detoxification pathway ... condition, generally termed as oxidative stress, may arise. In this preliminary work, susceptibility to ... oxidative stress has been compared in Adélie penguin (Pygoscelis adeliae) and South polar skua (Catharacta ... cycle very stressful. In the framework of the Italian Research Program in Antarctica (PNRA), blood ...
Meeting Document : WG-EMM-99/59 : Author(s): S. Corsolini, F. Regoli, S. Olmastroni, M. Nigro and S. Focardi (Italy)
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ANALYSIS OF KRILL OBSERVER COVERAGE IN SUBAREA 48.3
fishing for krill in Subarea 48.3 were analysed using Variance Components Analysis. Krill mean and median ... length and larval fish bycatch were analysed. In Subarea 48.3, a partial coverage sampling programme has ... been implemented since 2002. Observers have been placed on approximately 50% of vessels fishing in any ... rate of sampling equivalent to 18% of total hauls taken in a season being sampled for krill and 11% for ...
Meeting Document : WG-EMM-09/25 : Author(s): D.J. Agnew, P. Grove, T. Peatman, R. Burns and C. Edwards (United Kingdom)
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TEMPORAL CLARIFICATION OF THE TRANSITION FROM BLUE PHASE FINGERLING TO EARLY JUVENILE BROWN PHASE IN NOTOTHENIA ROSSII FROM THE SOUTH SHETLAND ISLANDS
rossii caught in Potter Cove, South Shetland Islands, in summer of years 2003-2006 and 2008. The sample ... the interpretation of the rings, particularly in the central area of the scale. To clarify two issues ... of controversy in the literature: 1) we believe that the duration of the pelagic fingerling stage at ... defined ring in scales corresponds to the first annulus, while a contiguous nearby ring is a secondary ...
Meeting Document : WG-FSA-09/32 : Author(s): E. Barrera-Oro, E. Moreira, N. Alescio and E. Marschoff (Argentina)
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ANALYSIS OF VME DATA COLLECTED BY UK VESSELS FISHING IN THE ROSS SEA DURING THE 2008/09 CCAMLR SEASON
Abstract: Analysis of VME data collected in 2008/09 by UK vessels and national and international ... observers onboard was carried out to explore evidence of VMEs in the Ross Sea. 2008/09 data corroborated ... areas in 88.1I, E and F identified in our previous analysis of data collected by observers on UK vessels ... established between VME Indicator Units and CPUE data collected in 2008/09, in order to understand better the ...
Meeting Document : WS-VME-09/05 : Author(s): Peatman, T., Mitchell, R.E., Pearce, J., Agnew, D.J.
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Hydrographic conditions in the Elephant Island plateau region during December 1996
) Islands and the Antarctic Peninsula Region. A data set sampled during December 1996 in the Elephant Island ... collected by German research vessels in this region. By means of a new interactive software water mass ... circulation. Compared to krill abundance data, the thermal and the dynamic fields indicate some correlation in ... paper reiterates a recommendation as given in a previous SC-CAMLR paper by the same author, to do a co ...
Meeting Document : WG-EMM-97/06 : Author(s): Stein, M.
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Report of the Second International Workshop for identifying Marine Protected Areas (MPAs) in Domain 1 of CCAMLR (Palacio San Martín, Buenos Aires, Argentina, 25 to 29 May 2015)
Marine Protected Areas (MPAs) in Domain 1 of CCAMLR. The workshop was held in Buenos Aires, Argentina ... , from 25 to 29 May 2015. During the workshop, discussions were concentrated in reviewing and analyzing ... new and updated georeferenced data, and in further developing conservation objectives´ argumentation ... were also focused in the analysis of the cost layer, reviewing all available data on human activities ...
Meeting Document : WG-EMM-15/42 : Author(s): Second WS-MPA Domain 1
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Scientific observations in CCAMLR fisheries – past, present and future
are difficult and expensive to conduct. In addition, the size of the Convention Area, its remoteness ... and prevailing inclement weather have complicated matters. Therefore, in addition to the standard ... aboard fishing vessels has assumed prominence in the collection of essential data for fisheries ... management purposes. The Scheme of International Scientific Observation, adopted by CCAMLR in 1992, is ...
Meeting Document : WG-FSA-04/64 : Author(s): Secretariat
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KRILL FISHERY BEHAVIOUR IN THE SOUTHWEST ATLANTIC
behaviour of krill fishery. Analysis of travel distance in relation to catch level revealed a pattern that ... to year variability in the probabilities of operating within a local range after a number of tows. In ... only 0.1, but in the 2004/05 season it was 0.7. Fishery behaviour differentiates between market type ... /operational requirements in an area. These kinds of analysis show the importance of good year-round data from ...
Meeting Document : WG-EMM-08/39 : Author(s): S. Kawaguchi (Australia)
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The incidence of plastic in the diets of Antarctic seabirds
Abstract: We investigated the diets of seabirds at sea in the Antarctic from 1976 to 1988. During ... the study period, on eight cruises in the Ross, southern Scotia, and Weddell Seas and Drake Passage ... Antarctic, incidence of plastic in the diet decreased with increased latitude. These results indicate either ... that the Antarctic Convergence blocks plastic debris, which is commonly found a t the sea surface in ...
Meeting Document : SC-CAMLR-X/BG/18 : Author(s): Delegation of USA