Search results
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Congruent, decreasing trends of Gentoo Penguins and Crozet Shags at sub-Antarctic Marion Island suggest food limitation through common environmental forcing
Abstract: Numbers of Gentoo Penguins Pygoscelis papua and Crozet Shags Phalacrocorax [atriceps ... ] melanogenis breeding annually at Marion Island, one of South Africa’s Prince Edward Islands in the south-west ... -2000s were associated with improved breeding success. At a colony of Gentoo Penguins, breeding success ... was negatively correlated with the date of arrival of adults to breed. Gentoo Penguins and Crozet ...
Meeting Document : WG-EMM-14/P09 Rev. 1 : Author(s): R.J.M. Crawford, B.M. Dyer, L. Upfold and A.B. Makhado
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Progress report of the CEMP Special Fund overwinter penguin tracking project
Abstract: We provide a brief update on the progress of our project “Tracking the overwinter ... habitat use of krill-dependent predators from Subarea 48.1”. The project was initiated with support from ... the CEMP Special Fund in 2015/16. With the assistance of the Secretariat, we purchased 150 ARGOS-based ... tags). Data collection continues for one juvenile penguin and 50 adult penguins as of 13 June 2017. In ...
Meeting Document : WG-EMM-17/07 : Author(s): J. Hinke, G. Watters, M. Santos, M. Korczak-Abshire, G. Milinevsky and V. Lytvynov
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The use of Port State measures to improve fisheries compliance at the international levelIssues and instruments – the CCAMLR case
approaches to port State control in order to avoid the development of “ports of convenience” and improve ... fisheries compliance. Possible approaches include the development of regional Memoranda of Understanding ... ) fishing. CCAMLR is generally regarded as a good regional model in the area of port State control. Hence ... , to encourage the application of similar approaches in those Regional Fisheries Management ...
Meeting Document : CCAMLR-XXV/BG/29 : Author(s): Submitted by ASOC
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The diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula
Abstract: The diet of the Antarctic Blue-eyed Shag Phalacrocorax atriceps bransfieldensis was ... analyzed based on the identification of the prey items in 50 regurgitated casts collected at Duthoit Point ... . Fish remains occurred in 100% of the casts and represented 68% by number and 90% by weight of the total ... prey items. From a total of 2112 otoliths found, 1176 fish specimens were identified belonging to 4 ...
Meeting Document : WG-CEMP-93/26 Rev. 1 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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Identification of important benthic areas for conservation – using shared data from the Domain 1 MPA planning process
located west of the Antarctic Peninsula in the Bransfield Strait and north of the South Shetland Islands ... , and around the South Orkney Islands. Data layers shared with all CCAMLR Members as part of the Domain ... demonstrates the value of shared datasets in facilitating additional, supporting analyses for MPA planning. The ... range of available data also has relevance to a wide variety of other CCAMLR work, in addition to MPA ...
Meeting Document : WG-EMM-16/35 : Author(s): M. Bristow, S. Grant, M. Santos and A. Capurro
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Research program to examine the life-cycle and resource potential of Dissostichus species in the Special Research Zone within the Ross Sea region Marine Protected Area (RSRMPA) in 2017–2027
program in the frame of the research and monitoring associated with the RSRMPA. Russian research program ... stock structure of Dissostichus species in the eastern part of the Ross Sea over shelf and continental ... study area covered by proposed investigations is located in the Special Research Zone of the RSRMPA ... during 2017–2027 or the first reference period for existence of the RSRMPA. This program provides ...
Meeting Document : WG-FSA-17/26 : Author(s): Delegation of the Russian Federation
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Genetic identification of fish caught as by-catch in the Antarctic krill fishery and comparison with observer records
identifications made on vessels by scientific observers. A total of 344 fish (primarily in the families ... ; however, DNA results show several less common Notothenidae species were identified as L. larseni. All of ... DNA barcoding. Many of the specimens (n=136) were recorded to family-level by observers; genetic ... barcoding markers allowed these specimens to be assigned to species level. The diversity of fish identified ...
Meeting Document : WG-EMM-18/30 : Author(s): A. Polanowski, J. Clark, D. Maschette, D. Welsford and B. Deagle
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Spatial distribution and population structure of juvenile Antarctic toothfish (Dissostichus mawsoni) in the South Shetland Islands (Subarea 48.1)
structure of juvenile D. mawsoni caught during bottom trawl survey on the shelves around the South Shetland ... abundant between 100 and 300 m depth. The sampled population was composed of 150 specimens measuring ... between 22 and 78 cm TL, equally distributed between sexes, most of them with gonads at immature stage of ... factor. Based on counts of annual growth increments from sagittal otolith sections, age estimates ranged ...
Meeting Document : WG-FSA-18/45 : Author(s): M. La Mesa, E. Riginella and C.D. Jones
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Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophrys and D. chrysostoma at Campbell Island, New Zealand, 1942–96
Abstract: The numbers of Black-browed Albatrosses Diomedea melanophrys and Grey-headed ... increasing slightly at average rates of 1.1% and 2.1% per annum at two colonies. The long-term downward trend ... in numbers of the Grey-headed Albatross has continued into the 1990s, averaging annually between 3.0 ... Albatrosses show a typical biennial pattern of breeding. Both show low survival from fledging to first ...
Meeting Document : WG-FSA-04/58 : Author(s): S.M. Waugh (New Zealand), H. Weimerskirch (France), P.J. Moore and P.M. Sagar (New Zealand)
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On possible impact of new continuous krill fishing technology on juvenile fish and larvae
powerful pumping system for continuous pumping the catch out of the trawl bag. It was discussed the ... potential threats of new technology to Antarctic marine ecosystem. It was shown that application of this ... fishing technology may result in considerable by-catch of the juvenile fish and larvae in krill fishery ... . Author(s): S.M. Kasatkina Title: On possible impact of new continuous krill fishing technology on ...
Meeting Document : WG-FSA-06/23 : Author(s): S.M. Kasatkina