Search results
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Detection of anti-brucella antibodies in Weddell seals (Leptonychotes weddellii) from Cape Shirreff, Antarctica
from 12 Weddell Seals (Leptonychotes weddellii) at the Site of Special Scientific Interest (SSSI) Nº 32 ... gazella" of the “Instituto Antártico Chileno” (INACH) and the laboratory analysis at the Departamento ... Abstract: A serological study was initiated to determine the presence of anti-Brucella antibodies ... on marine mammals of Antarctica. For this study, blood and extra vascular fluid samples was taken ...
Meeting Document : WG-EMM-01/48 : Author(s): O. Blank, P. Retamal, P. Abalos and D. Torres (Chile)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
of empty stomachs were found at South Georgia and Shag Rocks, close to the values reported for the ... Abstract: The diet composition of the icefish Champsocephalus gunnari caught in the Subarea 48.3 ... in February/March 1994 was analyzed using the frequency of occurrence (%) method. Krill (Euphausia ... superba) followed by the amphipod hyperiid Themisto gaudichaudii were the main prey items at South Georgia ...
Meeting Document : WG-FSA-94/27 : Author(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
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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
) whereas temporal changes have been addressed using time-series of samples from the diet of predators. At ... determine the level of concordance at other sites. Samples of krill from South Georgia, the South Orkney ... Abstract: There is a high degree of spatial and temporal variability in the population of ... Antarctic krill Euphausia superba across the Scotia Sea. Resolution of the spatial component of this ...
Meeting Document : WG-EMM-99/33 : Author(s): K. Reid (United Kingdom)
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Options for CCAMLR meeting duration and timing
Abstract: At CCAMLR-XXXVII, the Commission agreed that the timing and arrangements for its ... meetings could be a subject for further discussion at its meeting in 2019. This paper reviews past ... , and options for timing of the meetings that avoid any dates in November. Author(s): CCAMLR ...
Meeting Document : CCAMLR-38/BG/18 : Author(s): CCAMLR Secretariat
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Results of reading tests of TOP otolith sections and time schedule of reading for Dissostichus otoliths caught in regions of data-poor fisheries
-at-age models in 2015 and later. Author(s): K. Taki and T. Ichii (Japan) Title: Results of reading ... Abstract: The correct age-length keys are essential for the stock assessment of Dissostichus spp ... regions of data-poor fisheries. Therefore the analysis is an urgent task. We have made five reading tests ... using images of thin-sectioned TOP otoliths in December 2012 and May 2013. The coefficient of variation ...
Meeting Document : WG-SAM-13/19 : Author(s): K. Taki and T. Ichii (Japan)
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Abundance and richness of key Antarctic seafloor fauna correlates with modelled food availability
show that fluctuating seabed currents are crucial in the redistribution of surface productivity at the ... Abstract: Most seafloor communities at depths below the photosynthesis zone rely on food that ... sinks through the water column. However, the nature and strength of this pelagic–benthic coupling and ... its influence on the structure and diversity of seafloor communities is unclear, especially around ...
Meeting Document : WS-SM-18/P01 : Author(s): J. Jansen, N.A. Hill, P.K. Dunstan, J. McKinlay, M.D. Sumner, A.L. Post, M.P. Eléaume, L.K. Armand, J.P. Warncock, B.K. Galton-Fenzi and C.R. Johnson
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Summary of the seabird and marine mammal observations during observed toothfish (Dissostichus spp.) longline fishing operations in CCAMLR Subareas 88.1 and 88.2
composition reported each year because of variation in the spatial distribution of the seabirds. At-sea ... Abstract: Twenty-eight species of seabird were reported from observations during longline setting ... distribution of fishing effort was dictated by the presence of sea ice and there are differences in the seabird ... identification of some species is difficult and some of the species that were reported from outside their known ...
Meeting Document : WG-FSA-04/42 : Author(s): S.J. Baird (New Zealand)
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A new approach to selecting Marine Protected Areas (MPAs) in the Southern Ocean
and containing approximately 140 000 records of seabird sightings at sea, this study assesses the ... . At-sea ranges, species diversity and the distributions of endangered species may be appropriate ... Abstract: Conservation of the high seas marine environment poses a significant challenge to ... policy-makers and managers. Marine conservation efforts are often hindered by the lack of data and the ...
Meeting Document : WS-BSO-07/P3 : Author(s): Harris, J., M. Haward, J. Jabour and E.J. Woehler
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Coastal weather drives foraging behaviour of chinstrap penguins, Pygoscelis antarctica
Peninsula, undertook fewer, longer foraging trips during the downwelling-affected season compared ... their breeding colonies on Powell Island, Antarctic Peninsula, undertook fewer, longer foraging trips during ...
Meeting Document : WG-EMM-18/P14 : Author(s): A.D. Lowther, P. Trathan, A. Tarroux, C. Lydersen and K.M. Kovacs
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Modifications to the Generalised Yield Model in 2004, version GYM501E.EXE
Abstract: The Generalised Yield Model is used by the WG-FSA in the assessments of Champsocephalus ... of reviewing the methods for estimating the time series of recruitments of D. elegionoides for WG-FSA ... in 2004 an error in the calculation of the recruitment series from survey data was detected. This ... error does not affect the assessments undertaken in recent years. This paper presents the nature of the ...
Meeting Document : WG-FSA-04/91 : Author(s): A.J. Constable (Australia)