Search results
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By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Divisions 58.4.3a and 58.4.4b by Japan and France during 2012/13–2016/17
Abstract: This paper reports the preliminary results of by-catch analysis as a part of progress ... report for the research fishery of Dissostichus spp. in Division 58.4.3a and 58.4.4b by Japan and France ... . Although the by-catch occurred in most longline research operations, the number of by-catch individuals was ... less than 50 individuals in most of the operations. In most of longline operation, by-catch weight was ...
Meeting Document : WG-SAM-17/45 : Author(s): T. Okuda, A. Rigaud, R. Sinegre and T. Ichii
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A Marine Protected Area scenario by New Zealand for the Ross Sea region
Abstract: New Zealand has been an active contributor to the CCAMLR MPA planning process, and with ... the USA submitted to the CCAMLR MPA Workshop paper WS-MPA-25 (Sharp and Watters 2011), including a ... draft New Zealand MPA scenario for the Ross Sea region. This paper presents the New Zealand scenario and ... the planning method by which the scenario was developed, and provides supplemental information ...
Meeting Document : SC-CAMLR-XXX/10 : Author(s): Delegation of New Zealand
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Some thoughts on the CCAMLR risk assessment for seabird–fishery interactions
Abstract: The CCAMLR system for assessing risk of fisheries mortalities to seabirds has been ... applied for 10 years and helps to define mitigation and monitoring requirements for fisheries within the ... waters of the CCAMLR convention area. Annual review of the information by used CCAMLR Working Group on ... Incidental Mortality Associated with Fishing for the assessments of risk, and performance of fisheries within ...
Meeting Document : WG-FSA-06/33 : Author(s): S. Waugh (New Zealand)
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Preliminary review of Antarctic toothfish maturity in the Ross Sea
toothfish Dissostichus mawsoni caught by Russian longliners in the Ross Ross Sea of the Pacific sector in ... gonads, fecundity, and condition by Fulton are described. The criteria of assessment of maturity stages ... of ovaries, cytological indices of oocytes, and the type of toothfish oogenesis are determined. It ... was established that in the period of fishing, females and males with gonads at maturity stage III ...
Meeting Document : WG-FSA-11/27 : Author(s): S.V. Piyanova and A.F. Petrov (Russia)
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Predicting changes in the Antarctic krill Euphausia superba population at South Georgia
Abstract: Variability in the Southern Ocean is frequently reflected in changes in the abundance ... of Antarctic krill Euphausia superba and subsequent effects on dependent predators. However, the ... length ill the diet of predators at South Georgia from 1991-1997, allowed predictions to be made about ... the abundance and population structure of krill in 1998 and the consequences for predators. Consistent ...
Meeting Document : WG-EMM-99/37 : Author(s): K. Reid, K.E. Barlow, J.P. Croxall and R.I. Taylor (UnitedKingdom)
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Candidate baseline data for ecosystem indicators in the Ross Sea region
Abstract: The research and management plan for the Ross Sea region MPA is currently under ... development. That plan will identify key research questions that aid in assessing the MPA’s efficacy in ... indicate the current status of marine ecosystems in the Ross Sea region. These data could then be used as ... species which were identified in the draft Research and Monitoring Plan presented to the Scientific ...
Meeting Document : WS-SM-18/02 : Author(s): A. Dahood and G.M. Watters
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Shipboard line transect surveys of crabeater seal abundance in the pack-ice off East Antarctica: evaluation of assumptions
Abstract: The extent to which the assumptions underlying line transect sampling are satisfied in ... shipboard surveys of crabeater seals hauled-out on the Antarctic pack-ice is examined. Crabeater seals ... showed little movement in response to the approaching ship. Movement away from the ship by seals close to ... the ship’s track was partially responsible for a relative lack of sightings close to the transect-line ...
Meeting Document : WG-EMM-04/64 : Author(s): C. Southwell, W. de la Mare (Australia), D. Borchers and L. Burt (United Kingdom)
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Potential impacts of climate change on the Southern Ocean ecosystem
Abstract: Global climate change has the potential to disrupt the delicately poised themal balance ... in surface waters of the Southern Ocean around Antarctica, threatening this highly productive system ... with severe and permanant collapse. Pivotal to this process is a diminution of the important (but ... little studied) CO2 sink in the Southern Ocean, resulting in a series of feedback loops accelerating ...
Meeting Document : CCAMLR-VIII/BG/21 : Author(s): R.G. Chittleborough (Australia)
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Testing for genetic differentiation between two size classes of the starry skate (Amblyraja georgiana)
in the catch data from the Ross Sea fisheries. We extracted DNA from A. georgiana samples from both ... size classes collected by Scientific Observers in the Ross Sea. We determined the DNA sequences of five ... mitochondrial DNA (mtDNA) gene sequences and tested whether the two size classes represented genetically ... among the samples of A. georgiana that were collected in the Ross Sea region, and the data did not ...
Meeting Document : WG-FSA-12/53 : Author(s): P. Ritchie and A. Fleming (New Zealand)
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Proposal of the Russian Federation to establish research TAC for closed SSRU in Subareas 88.1 and 88.2
Abstract: Over the last three years at the meetings of WGs and CCAMLR SC a question about ... research TAC in open and closed SSRUs of the Ross Sea has been raised. In accordance with established ... practice, as a rule, if research goes on in open SSRU then the necessary catch limits are taken from the ... unit`s TAC. If research fishing goes on in closed SSRU then as a rule catch limits are taken from the ...
Meeting Document : WG-SAM-15/20 : Author(s): Delegation of the Russian Federation