Search results
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003
. This initial comparison was somewhat confounded by the depth of the grounds fished by the trawl and ... for a more comprehensive comparison, and to sample greater depths that fished by the long line ...
Meeting Document : WG-FSA-03/33 : Author(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)
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The Generalised Yield Model version 5: structure, specifications and examples for validation
the Krill Yield Model, which was based on the method for evaluating yield developed by Beddington & ... catches set by a proportion of an estimate of pre-exploitation biomass (as in krill), a specified catch in ... alternative functions. Finally, some examples are presented to show how the GYM can be validated by the user ...
Meeting Document : WG-FSA-SAM 03/14 : Author(s): A. Constable (Australia)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season
records started. Two animals (15 %) were entangled in polypropylene straps, down by 50 % on the 1997 ... %) was down by half on the previous summer and represents the lowest adult total recorded. The proportion ... highest total of 1988/89. Overall occurrence of entanglement in summer and winter is still down by 80-90 ...
Meeting Document : SC-CAMLR-XVIII/BG/05 : Author(s): Delegation of the United Kingdom
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The ‘CAML/SCAR-MarBIN Biogeographic Atlas of the Southern Ocean’
extensive biodiversity exploration and assessment by the Census of Antarctic Marine Life (www.caml.aq), with ... of biogeographic data by the SCAR-Marine Biodiversity Information Network (www.scarmarbin.be), a new ... extended by a dynamic online version on the SCAR-MarBIN portal. Contacts: co-chief editors: Dr Claude De ...
Meeting Document : WS-MPA-11/15 : Author(s): C. De Broyer (Belgium) and P. Koubbi (France)
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GROUNDFISH SURVEY IN CCAMLR SUB-AREA 48.3 IN APRIL 2008 WITH PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH
of 30,050. Catch-weighted length frequencies indicated that icefish population was dominated by 2 ... tonnes in Years 1 & 2 respectively. The Patagonian toothfish population was dominated by the same ... cohort that has been detected by surveys since 2003, with no evidence of new recruitment since. Biomass ...
Meeting Document : WG-FSA-08/28 : Author(s): M.A. Collins, R.E. Mitchell, C.E. Main, J. Lawson, J. Watts, J. Slakowski, L. Featherstone and O. Rzewuski (UK)
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Science supporting the joint New Zealand–United States proposal for the establishment of a marine protected area in the Ross Sea Region
organize our summary by linking spatial data to the specific protection and scientific objectives of the ... redistribute catches taken by the longline fishery for Antarctic toothfish. About 20% of the historical catch ... taken by the fishery was removed from within the boundaries of the proposed MPA. Although it is not ...
Meeting Document : SC-CAMLR-IM-I/08 : Author(s): Delegations of the USA and New Zealand
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Potential climate change effects on the habitat of Antarctic krill
projections suggest that further widespread warming of 0.27° to 1.08°C will occur by the late 21st century. We ... that the direct effects of warming could reduce the area of growth habitat by up to 20%. The reduction ... production within this range could be reduced by up to 68%. Sensitivity analysis suggests that a 50% change ...
Meeting Document : WG-EMM-13/20 : Author(s): S.L. Hill, T. Phillips and A. Atkinson (United Kingdom)
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Semi-automated software to count and validate Adélie penguin colonies from aerial photographs
user interface program. Previously, this task had been accomplished by manual marking of printed images ... ground) from the guano-covered colony area, followed by morphological image processing operators to ... counts. Validation of the counts against an experienced human counter is assisted by facilities to ...
Meeting Document : WG-EMM-14/54 : Author(s): S.J. McNeill, K.J. Barton and P.O’B. Lyver (New Zealand)
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Korean research plan in Subarea 88.3 in 2016/17
). Previous three research surveys conducted by the New Zealand and the Russian flagged vessels since 1998. It ... was noted that 8 D. Mawsoni were tagged by the New Zealand in the 2004/05 season and 123 D. Mawsoni ... were tagged by Russian flagged vessels in the 2010/11 and 2011/12 season (WG-FSA-05/53, WG-FSA-11/36 ...
Meeting Document : WG-SAM-16/11 : Author(s): Delegation of the Republic of Korea
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Demersal finfish distribution, abundance and their biological characteristics in Statistical Subareas 48.1 (northern part) and 48.2 (2018–2020)
2020. Based on the experience gained in the first phase of research and recommendations made by WG-SAM ... the same approximate geographic coordinates as those used by the R/V Polarstern around Elephant Island ... , 2009). This will provide valuable information that will allow a comparison with the data collected by ...
Meeting Document : WG-SAM-17/18 : Author(s): Delegation of Chile