Search results
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Distribution and abundance of Antarctic krill (Euphausia superba) off East Antarctic (30–80°E) in January–March 2006
to WG-EMM in 2006 (WG-EMM-06/16) because a reanalysis of the data has resulted in amendments to the ... % of intervals registered densities of 10 g m-2 or less. Mean densities were highest in the waters to ... the south of the Southern Boundary of the Antarctic Circumpolar Current, particularly in waters to the ... transects surveyed. The majority of acoustic krill detections were in the top 100 m of the water column ...
Meeting Document : WG-EMM-07/33 : Author(s): T. Jarvis, N. Kelly, E. van Wijk, S. Kawaguchi and S. Nicol (Australia)
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Distribution, abundance and acoustic properties of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea
community of top predators in the shelf waters of the Ross Sea. In spite of their abundance and important ... role in Antarctic food chains, very little is known of many ecological and biological aspects of this ... . Tangaroa in February–March 2008. Multi-frequency acoustic data (12, 38, 70 and 120 kHz) allowed ... times present close to the bottom, where they were frequently caught in demersal trawls shallower than ...
Meeting Document : WG-FSA-10/P04 : Author(s): R.L. O’Driscoll, G.J. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet
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Spatial distribution of predator/prey interactions in the Scotia Sea: implications for measuring predator/fisheries overlap
for Antarctic krill Euphausia superba in the South Shetland Islands have used different measurement ... the CCAMLR 2000 krill survey were used to identify the areas of potential overlap with fisheries in ... overlap. Despite distinct differences in foraging ecology a group of krill-dependent species including ... -specific differences in the characteristic scales which were of the order of 50- 100 km. Antarctic krill ...
Meeting Document : WG-EMM-02/14 : Author(s): K. Reid, M. Sims, R.W. White and K.W. Gillon (United Kingdom)
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INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS
longline fishery is exposed to high levels of depredation by killer and sperm whales. In this context, this ... belonging to four different pods were involved in 81.3% of the interaction events. We also estimated that a ... total of 64 sperm whales interacted with the fishery on the Crozet EEZ in 2008. Significant variations ... . Based on the analyse of killer whales movements in relation to fishing vessel, when facing depredation ...
Meeting Document : WG-IMAF-09/12 : Author(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)
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Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E. chrysocome penguins at Marion Island
Abstract: Haematozoan infections cause the death of penguins in captivity, but seldom in the wild ... . No haematozoa were found in 89 blood smears taken from macaroni penguins Eudyptes chrysolophus or 80 ... (South Africa) Title: Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E ...
Meeting Document : WG-EMM-03/19 : Author(s): A. Schultz and S.L. Petersen (South Africa)
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A proposed research plan for an exploratory fishery for Dissostichus spp. in Division 58.4.3
Abstract: A new fishery was declared for Dissostichus spp in Division 58.4.3 for the 1996197 ... proposal for an exploratory fishery in Division 58.4.3 is presented. This involves a random stratified ... trawl survey to be undertaken in parallel with commercial exploration, and the collection of a ... proposed research plan for an exploratory fishery for Dissostichus spp. in Division 58.4.3 Approval ...
Meeting Document : WG-FSA-97/31 : Author(s): Williams, R.
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Proposal to amend the fishing season for longline vessels fishing for Dissostichus eleginoides in Subarea 48.3 and trial two further 5 day season extensions
in Subarea 48.3 (26th April in 2009/10 and 21st April in 2010/11) this paper summarises the results ... fishing for Dissostichus eleginoides in Subarea 48.3 and trial two further 5 day season extensions ...
Meeting Document : WG-IMAF-11/09 : Author(s): J. Brown (United Kingdom)
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Catch Uncertainty in Krill Fisheries
CCAMLR. However, given the currently reported variability in conversion factors for krill, a nominal ... reported catch of 600 000t could actually represent a catch in ‘green weight’ of 2.5 million tonnes ... . Quantifying the level of uncertainty in reported catches of krill would require information on product ... well as the product composition of catches. Author(s): Secretariat Title: Catch Uncertainty in Krill ...
Meeting Document : WG-EMM-08/46 : Author(s): Secretariat
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Preliminary tag-recapture based population assessment of Antarctic toothfish in Subarea 48.4
Abstract: The stock of Antarctic toothfish (D. mawsoni) in CCAMLR subarea 48.4 was conservatively ... estimated from tagging returns to be 1068.7 tonnes. In previous years the harvest rate used for Patagonian ... toothfish (D. Eleginoides) in Subarea 48.3 (γ = 0.038) has been used as a precautionary harvest rate which ... of Antarctic toothfish in Subarea 48.4 Approval: Approved Secretariat Workflow Status: Content ...
Meeting Document : WG-FSA-16/39 : Author(s): S. Wright, N. Walker, M. Söffker and T. Earl
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Оn seasonal and interannual dynamics of ice conditions in the Weddell Sea and its relation to the WSMPA proposal
Abstract: It is shown that the WS MPA boundaries should be revised in compliance with sea-ice ... research tasks in designated areas. Spatial planning in the Weddell Sea should make provisions that ice ... Federation Title: Оn seasonal and interannual dynamics of ice conditions in the Weddell Sea and its relation ...
Meeting Document : CCAMLR-XXXVII/BG/21 : Author(s): Delegation of the Russian Federation