Search results
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 2000–2001
longline fishing for Patagonian toothfish Dissostichus eleginoides in South Africa’s Exclusive Economic ... Zone around the Prince Edward Islands. There was a slight increase in the number of fishing trips and ... hooks set in 1999/2000. The number of seabirds killed dropped dramatically from 268 in 1999/2000 to 76 ... in 2000/2001. White-chinned petrels Procellaria aequinoctialis accounted for 85.5% of the six species ...
Meeting Document : WG-FSA-01/61 : Author(s): P.G. Ryan and B.P. Watkins (South Africa)
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Preliminary Results of a Bottom Trawl Survey Around Elephant Island in October and December 1987
Abstract: A total of 40 bottom trawl hauls was carried out fromboard RV "Polarstern" in ... October and December 1987. Preliminary results indicate a rather stable stock compositions in ... Chaenocephalus aceratus, Notothenia gibberifrons and N. neglecta at least since February 1985. In N. rossii the ... proportion of larger (= older) fish in the catches increased. Composition of the catches of C. gunnari ...
Meeting Document : WG-FSA-88/31 : Author(s): K.-H. Kock (FRG)
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Summary of scientific observations in the CAMLR Convention Area for 2011/12
Observers operating in the Convention Area on board longline and trawl fishing vessels during the 2011/12 ... season. Only data processed by the Secretariat up until 21 September 2012 has been used in this paper ... , covering longline observations in Subarea 48.4, 48.6 and Area 88, and trawl observations in Area 48 and ... Division 58.5.2. This paper will be updated in full prior to the start of WG-FSA when all of the available ...
Meeting Document : WG-FSA-12/66 Rev. 2 : Author(s): Secretariat
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Revised South African work plan for 2013/14 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... of this research in 2013/14 and is to be read in conjunction with WG-SAM-13/11. Author(s): R.W ... Japan/South Africa research on Dissostichus spp. in Subarea 48.6 Approval: Approved ...
Meeting Document : WG-FSA-13/47 : Author(s): R.W. Leslie and S. Somhlaba (South Africa)
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South African work plan for 2015/16 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... research in 2015/16 and is to be read in conjunction with progress report. Author(s): Delegation of South ... Dissostichus spp. in Subarea 48.6 Microsoft Word File: sam-15-39.docx Approval: Approved Secretariat Workflow ...
Meeting Document : WG-SAM-15/39 : Author(s): Delegation of South Africa
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Revised assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005–2014
300 m) CASAL models for stock status assessments of Dissostichus eleginoides in the research block ... . Among them three runs were carried out using the latest information on age-length relationship in this ... fish tagged in 2012, and a catch at age model including the data with a single age length key applied ... released in 2012 for ELAN_len, ELAN_age and ELAN_lenOB models reflected a large number of recaptures of the ...
Meeting Document : WG-FSA-15/22 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Spatial patterns of temporal relationships in the Southern Ocean
Abstract: Phytoplankton production during the austral summer in the Southern Ocean is known to be ... modelled variables and show that this covariance in time between the mixed layer depth (MLD), sea surface ... . Statistically significant spatial patterns in the covariance between MLD, SST and Chl-a show that the physical ... factors controlling phytoplankton production in the Southern Ocean change in a predictable manner. Well ...
Meeting Document : WS-BSO-07/5 : Author(s): M. Kahru and B.G. Mitchell (USA)
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An unmanned aerial vehicle as a platform for aerial photography of land-based predator populations in Antarctica: specifications and suitability of the Aerosonde Mark III
land-based predators in Antarctica. Such surveys are likely to rely heavily on recent technological ... developments, such as satellites and unmanned aerial vehicles (UAVs), which may allow cost-effective survey in ... one such UAV, the ‘Aerosonde’, which is manufactured by Aerosonde™ in Melbourne, Australia. The ... advantages in this role would be long-distance capability and low noise levels. Its disadvantages include ...
Meeting Document : WG-EMM-03/50 : Author(s): L. Irvine and C. Southwell (Australia)
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Off the hook? Initiatives to reduce seabird by-catch in longline fisheries
Abstract: The recent history of global initiatives to reduce seabird by-catch in longline ... fisheries are reviewed, highlighting in turn the activities of environmental and industry non-governmental ... , especially albatrosses and petrels, are affected, with unsustainable mortality rates in a number leading to ... population decreases. An International Plan of Action for Reducing Incidental Catch of Seabirds in Longline ...
Meeting Document : WG-FSA-99/6 : Author(s): J. Cooper (South Africa), J.P. Croxall (United Kingdom) and K.S. Rivera (USA)
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Status and trends of Adelie penguin populations in the Ross Sea region
Abstract: Aerial reconnaissance and photography were used in the Ross Sea sector of Antarctica to ... half the world population. Some rookeries were photographed in all, or most, of the seven seasons to ... study the pattern of natural fluctuations in Adé1ie populations, and comparisons have been made with ... earlier counts. Populations at nearly all rookeries have increased in size over the last 10–20 years ...
Meeting Document : WG-CEMP-92/23 : Author(s): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)