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Midwater trawl catchability regarding quantitative estimation of krill biomass using the method of trawling surveys on abundance
taken as an example, proved the latters not to be suitable for krill biomass estimation using method of ... Abstract: Midwater trawl catchability is variable depending both on fishing object behaviour and ... distributional pattern end trawl parameters. Data on trawl catchability distribution parameters and krill ... analysis for catchability of fishery midwater trawls and small research trawls, when Isaaks-Kidd trawl was ...
Meeting Document : WG-KRILL-91/32 : Автор(ы): S.M. Kasatkina (USSR)
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STRONG EFFECTS OF ENVIRONMENTAL CONDITIONS ON REPRODUCTIVE SUCCESS OF PENGUINS AT KING GEORGE ISLAND
linear predictors based on local weather conditions and winter sea ice extent. Local weather variables ... selected by step-wise model fitting procedures corresponded to the incubation periods for each species. Sea ... ice extent measured during the winter prior to breeding also appears to be an important predictor of ... size, krill density at sea, and chlorophyll a concentrations appear less important, except for ...
Meeting Document : WG-EMM-09/43 : Автор(ы): J. Hinke, C. Reiss and W. Trivelpiece (USA)
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Australian research on Antarctic bird and seal diets
Abstract: Many data on the diets of important vertebrate predator species in Prydz Bay and around ... the sub-Antarctic Heard and Macquarie Islands have been collected during the last seven years ... Bay, on which is centered the CCAMLR Ecosystem Monitoring Programme's priority study area ... the sub-Antarctic islands, the four penguin species feed more heavily on fish, especially myctophids ...
Meeting Document : SC-CAMLR-VII/BG/32 : Автор(ы): Delegation of Australia
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Information on incidental mortality of seabirds and other protected species in the US West Coast pelagic longline fishery
standing request from CCAMLR for information on incidental seabird mortality in fisheries adjacent to the ... Abstract: Although the IATTC does not have an established observer program in its longline ... fisheries, one does exist for a US-based pelagic longline fishery for tuna and swordfish. These vessels are ... S. Fougner (USA) Title: Information on incidental mortality of seabirds and other protected species ...
Meeting Document : WG-FSA-03/39 : Автор(ы): D. Petersen, L. Enriquez and S. Fougner (USA)
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Vast assembly of vocal marine mammals from diverse species on fish spawning ground
Abstract: This published paper utilizes data from an acoustic low frequency system to collect ... information on prey distribution and abundance as well as distribution and activity of their top predators ... swimbladdered fish and exploits their resonance frequency for sizing and identification purposes. To become ... suitable for krill and whale interaction we might need to increase the frequency range. However, the ...
Meeting Document : WG-EMM-16/P01 : Автор(ы): D. Wang, H. Garcia, W. Huang, D.D. Tran, A.D. Jain, D.H. Yi, Z. Gong, J.M. Jech, O.R. Godø, N.C. Makris and P. Ratilal
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Seabird abundance and by-catch on Brazilian longline fishing fleet
Abstract: Southern Brazil is an important foraging ground for several albatross and petrel ... species during breeding and non-breeding seasons. We present information on seabirds attending longline ... fishing vessels on Brazilian Exclusive Economic Zone and international waters of the Southwestern Atlantic ... Ocean (SW), based on 262 censuses. Spectacled Petrel (Procellaria conspicillata) was the most frequent ...
Meeting Document : WG-FSA-05/67 : Автор(ы): T.S. Neves, L. Bugoni, D.S. Monteiro, L. Nascimento and F. Peppes (Brazil)
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Update on work to estimate krill consumption by flying seabirds in CCAMLR Divisions 58.4.1 and 58.4.2
and 58.4.2 as part of a risk assessment for these Divisions. It complements similar work on other ... Abstract: We outline progress on current work aimed to improve estimates of flying seabird ... 58.4.2. We compiled information on the historical search effort in potential seabird breeding habitat in ... searched for breeding populations. We conclude that a compilation of historical population counts where ...
Meeting Document : WG-EMM-17/11 : Автор(ы): C. Southwell and L. Emmerson
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Can we improve the Scientific Committee’s ability to provide unequivocal management advice on fish stocks in the Convention Area?
Abstract: An outline is provided on data and analyses which would be required to improve the ... the World Ocean (e.g. the North Atlantic) has to be accepted and to be taken into account for ... Group on Fish Stock Assessment Title: Can we improve the Scientific Committee’s ability to provide ... unequivocal management advice on fish stocks in the Convention Area? Approval: Approved ...
Meeting Document : WG-FSA-90/25 : Автор(ы): Convener, Working Group on Fish Stock Assessment
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ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CPUE DATA
Abstract: An attempt to use CPUE data based on data of erussian observers in the assessment of ... Antarctic toothfish stock in division 58.4.1 is made. Unlike some previous results obtained for this ... : ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CPUE DATA Approval: Approved ...
Meeting Document : WG-SAM-09/12 : Автор(ы): D. Vasilyev, K. Shust, V. Tatarnikov, I. Istomin and A. Petrov (Russia)
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Southern royal albatross Diomedea epomophora census on Campbell Island, 4 January–6 February 1996, and a review of population figures
variability in counting effort between years. Nevertheless, numbers of nests have increased since the first ... Title: Southern royal albatross Diomedea epomophora census on Campbell Island, 4 January–6 February ...
Meeting Document : SC-CAMLR-XVII/BG/13 : Автор(ы): Delegation of New Zealand
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