Search results
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in May 2004
in the vicinity of Heard Island in May 2004 to provide the information for an assessment of short ... -term annual yield in the 2004/2005 CCAMLR season. This paper provides a preliminary assessment of yield ... Abstract: A survey of Mackerel Icefish, Champsocephalus gunnari,was undertaken in Division 58.5.2 ... using the assessment methods of CCAMLR for SAFAG 21. Author(s): C.R. Davies, T. Lamb, A.J. Constable ...
Meeting Document : WG-FSA-04/77 : Author(s): C.R. Davies, T. Lamb, A.J. Constable and R. Williams (Australia)
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Summary of scientific observations in the CAMLR Convention Area for 2011/12
Division 58.5.2. This paper will be updated in full prior to the start of WG-FSA when all of the available ... 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 ... observations in the CAMLR Convention Area for 2011/12 Approval: Approved ...
Meeting Document : WG-FSA-12/66 Rev. 2 : Author(s): Secretariat
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Annual report of research fishing operations at Subarea 48.6 in the 2018/19 fishing season
quantity of data and samples collected. The research operations at 48.6 have not yet been completed in the ... of research fishing operations at Subarea 48.6 in the 2018/19 fishing season Approval: Approved ... Abstract: This paper represents the annual report of a multi-member longline survey on Antarctic ... toothfish (Dissostichus mawsoni) at Subarea 48.6 in the 2018/19 fishing season by Japan, Spain, and South ...
Meeting Document : WG-FSA-2019/22 : Author(s): Delegations of Japan, Spain and South Africa
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Competition-mediated prey availability drives Adélie penguin (Pygocelis adeliae) chick size, mass and condition at colonies of differing size in the southern Ross Sea
, mass and condition at colonies of differing size in the southern Ross Sea Approval: Approved ... Abstract: Understanding the relative effects of biotic and abiotic drivers of survival, and the ... interactions between them, is a key component in understanding the factors driving changes in animal ... breeding colonies of different sizes on Ross Island during a period of high environmental variability. The ...
Meeting Document : WG-EMM-13/31 : Author(s): A.L. Whitehead (Australia), P. O’B. Lyver (New Zealand), G. Ballard (USA), K. Barton, B.J. Karl (New Zealand), D.G. Ainley, K. Dugger, S. Jennings (USA), A. Lescroël (France) and P.R. Wilson (New Zealand)
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
: Review of CCAMLR activities on monitoring marine debris in the Convention Area Approval: Approved ... Abstract: The current status of national surveys on monitoring of marine debris and their impact ... on marine mammals and seabirds in the Convention Area has been reviewed. The CCAMLR Marine Debris ... Database contains data from 11 sites, all within the Area 48 of which there are 3 sites that have data form ...
Meeting Document : SC-CAMLR-XXII/BG/25 : Author(s): Secretariat
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ESTIMATING THE SWEPT AREA OF DEMERSAL LONGLINES BASED ON IN-SITU VIDEO FOOTAGE
, the section of line visible to the camera swept sideways, interacting with sessile benthic organisms ... before leaving the seafloor. Based on an estimate of the rate of sideways movement, the total time ... sideways movement occurred before the line lifted off the seafloor, the total length of the line and the ... total time to retrieve the line, we estimate that up to 0.122 km2 of seafloor was swept by the line ...
Meeting Document : WG-FSA-08/58 : Author(s): D. Welsford and R. Kilpatrick (Australia)
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Unnatural selection of Antarctic toothfish in the Ross Sea, Antarctica
Abstract: The current management strategy of the Ross Sea Antarctic toothfish fishery in an MSY ... growth rate of smaller fish. The literature is reviewed to reveal why this strategy has failed in the ... , J.T. Eastman and M. Massaro Title: Unnatural selection of Antarctic toothfish in the Ross Sea ... effects of removing large fish but such fisheries, in a process called longevity overfishing, has ...
Meeting Document : WG-FSA-12/P05 : Author(s): D.G. Ainley, C.M. Brooks, J.T. Eastman and M. Massaro
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The Norwegian SWARM project: from swarming behaviour to trophic interactions: modelling dynamics of Antarctic krill in ecosystem hotspots using behaviour-based models
Abstract: Norway is in the process of extending its monitoring efforts in the area around South ... will be used to parametrise models, in order to gain better understanding of the interaction between ... Orkneys by deploying acoustic moorings in a commercially exploited area. Data gathered from the moorings ... ocean physics and behaviour in driving krill biomass variation in the area. Author(s): T.A. Klevjer, G ...
Meeting Document : WG-EMM-17/26 : Author(s): T.A. Klevjer, G. Rieucau, A.H.H. Renner, G. Skaret and O.R. Godø
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Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area
: Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area Approval: Approved ... throughout the CCAMLR Convention Area. There are seven known species in the genus, but more work on the ... taxonomy of the group is needed and the number of species is uncertain. The few biological studies ... published suggest a relatively fast growing, semelparous, life history with a maximum age of 11 years. The ...
Meeting Document : WG-FSA-12/50 : Author(s): S. Parker, P. McMillan and P. Marriott (New Zealand)
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Diel vertical distribution of Antarctic krill around the South Shetland Islands in February 2019 and its potential effect on biomass estimation
vertical distribution of krill swarms around the South Shetland Islands in Subarea 48.1 were analyzed based ... . Zhao Title: Diel vertical distribution of Antarctic krill around the South Shetland Islands in ... Abstract: To address the potential effect of DVM behavior on krill biomass estimates, diel ... on data collected by the Chinese fishing vessel participating in the international 2019 Area 48 ...
Meeting Document : SG-ASAM-2019/05 : Author(s): X. Wang, X. Yu, J. Zhang and X. Zhao