Search results
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CHINSTRAP PENGUINS: MISUNDERSTOOD AND VULNERABLE MONITORS OF ECOSYSTEM CHANGES IN THE SCOTIA SEA REGION OF ANTARCTICA
area directly. A paradigm guiding recent research in the Western Antarctic Peninsula (WAP) region of ... the SS, the “sea-ice hypothesis”, suggests that declines in the seasonal extent and duration of sea ... , 30 years of field studies in the WAP, coupled with more regional surveys throughout the Scotia Sea ... increases and decreases in penguin abundance as a result of changes in abundance of Antarctic krill ...
Meeting Document : WG-EMM-09/17 : Author(s): W.Z. Trivelpice, J.T. Hinke, A.K. Miller, C. Reiss, S.G. Trivelpiece and G.M. Watters (USA)
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AERIAL SURVEYS OF WEDDELL SEALS DURING 2007-08, WITH NOTES ON THE HISTORY OF AERIAL CENSUSES IN THE ROSS SEA AND RECOMMENDATIONS FOR CONTINUED COUNT EFFORT
Abstract: Weddell seals (Leptonychotes weddellii) have proved to be an important predator of ... , in November 2007, and summarize historical results of aerial surveys made along the coast of Victoria ... successfully be used to document changes in distribution and abundance of Weddell seals. Ground counts of ... Erebus Bay colonies made annually, 1974-2007, demonstrate the sensitivity of count data to environmental ...
Meeting Document : WG-EMM-08/23 : Author(s): D. Siniff and D. Ainley (USA)
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Information on illegal fishing in Statistical Area 58 Assessment of illegal fishing in French waters around Kerguelen and Crozet Islands Report of observations and inspections in the CCAMLR Area 2011/2012 season (1 July 2011 – 15 July 2012)
Abstract: This document summarises French observations of illegal fishing for the past year ... Crozet EEZs are now protected, as shown in the report of the POKER 2 fisheries research survey (2010 ... five weeks are observed on the edges of the continental shelves outside the French EEZs. This season ... the more scattered seamounts (Ob and Lena), and sometimes at the boundaries of the Crozet, Kerguelen ...
Meeting Document : CCAMLR-XXXI/35 : Author(s): Délégation française
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A comparative morphometric analysis of sagittal otoliths of three icefishes (Channichthyidae) in Antarctic waters
Abstract: In the present study a comparative morphometric analysis of sagittal otoliths was ... binarized images of left and right otoliths for fish ranging from 20 to 67 cm TL. To test for significant ... from the 20 harmonics analyzed were homoscedastic and normal, and showed very low level of correlation ... showed a high discriminatory power to distinguish the left and right otoliths, with a total percentage of ...
Meeting Document : WG-FSA-18/47 : Author(s): G. Plaza, C. Rodríguez-Valentino and P.M. Arana
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THE RISKS OF NOT DECIDING TO ALLOCATE THE PRECAUTIONARY KRILL CATCH LIMIT AMONG SSMUS AND ALLOWING UNCONTROLLED EXPANSION OF THE KRILL FISHERY UP TO THE TRIGGER LEVEL
risks associated with three options for a Stage-1 allocation of the precautionary krill catch limit ... among SSMUs in Subareas 48.1-48.3, it was suggested that a comprehensive assessment of the risks that ... might be incurred by not deciding on such an allocation (i.e., a risk assessment of status quo ... results provided from multiple parameterizations of the same model, and present such a risk assessment ...
Meeting Document : WG-EMM-09/12 : Author(s): G.M. Watters (USA), S. Hill (United Kingdom), J.T. Hinke (USA) and P. Trathan (United Kingdom)
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Proposals for study of spatial-temporal dynamics of krill distribution for management applications
providing sufficient information with the aim of quantitative understanding regularities and trends of krill ... are shown. Practical implementation of these proposals will contribute to attaining CCAMLR goals in ... krill stocks management. Author(s): Delegation of Russia Title: Proposals for study of spatial ... -temporal dynamics of krill distribution for management applications Approval: Approved ...
Meeting Document : SC-CAMLR-XXX/BG/09 : Author(s): Delegation of Russia
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Developing conceptual models of elements of the Antarctic marine ecosystem: marine mammals
Abstract: The Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... currently considering plausible models of the Southern Ocean ecosystem within the Working Group on Ecosystem ... Monitoring and Management (WG-EMM). This paper describes properties for two groups of marine mammals that may ... be included in future ecosystem models of the Southern Ocean: cetaceans and pack-ice breeding seals ...
Meeting Document : WG-EMM-04/65 : Author(s): N. Gales and C. Southwell (Australia)
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NEW DATA ON MIGRATIONS OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) OBTAINED DURING IMPLEMENTATION OF THE PROGRAM ON DISSOSTICHUS SPECIES TAGGING IN THE LONGLINE FISHERY IN THE D’URVILLE SEA, 2008/09
Abstract: In fishing season, 2008/09, at implementation of the program on Dissostichus spp ... . tagging aboard Korean longliner “22 INSUNG”, in the D’Urville Sea for the short, period of time the new ... data on migration of one individual D.mawsoni were obtained. Supposedly, the speed of migration was ... OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) OBTAINED DURING ...
Meeting Document : WG-FSA-09/P01 : Author(s): A.F. Petrov and V.A. Tatarnikov (Russia)
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Analytical data on determination of reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3), Indian Ocean (SSRUs 58.4.1 and 58.4.2) and Atlantic (SSRU 48.6) Antarctic areas
Abstract: Analytical data on determination of reproductive potential of Antarctic toothfish D ... 48.6) Antarctic areas are presented. Morphological indices of females and males, indices of gonads ... discussing. Author(s): S.V. Piyanova and A.F. Petrov (Russia) Title: Analytical data on determination of ... reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3), Indian Ocean ...
Meeting Document : WG-FSA-13/25 : Author(s): S.V. Piyanova and A.F. Petrov (Russia)
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OPTIMISING THE DESIGN OF LARGE-SCALE GROUND SURVEYS OF ADÉLIE PENGUIN ABUNDANCE USING VIRTUAL SIMULATION IN A GEOGRAPHIC INFORMATION SYSTEM
Abstract: One of the recommendations for future work from the 2008 Predator Survey Workshop was ... use of satellite imagery and the use of GPS receivers to accurately map colony areas from which ... approach is illustrated using a case study of a large-scale ground survey of Adélie penguins. The findings ... aircraft. Author(s): C. Southwell, R. Driessen and S. Candy (Australia) Title: OPTIMISING THE DESIGN OF ...
Meeting Document : WG-EMM-11/42 : Author(s): C. Southwell, R. Driessen and S. Candy (Australia)