Search results
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Proposal for a CCAMLR-sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea
the feasibility of developing a time series of longline surveys to monitor pre-recruit (<100 cm TL) toothfish ... of developing a time series of longline surveys to monitor pre-recruit (<100 cm TL) toothfish in the south ...
Meeting Document : SC-CAMLR-XXX/07 : Author(s): Delegation of New Zealand
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Decadal trends in the South Georgia demersal fish assemblage
research hauls conducted in depths < 350m during 19 research random stratified trawl surveys carried out ... conducted in depths < 350m during 19 research random stratified trawl surveys carried out on the Shag ...
Meeting Document : WG-FSA-13/26 : Author(s): M. Belchier (United Kingdom)
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ANALYSIS OF KRILL OBSERVER COVERAGE IN SUBAREA 48.3
that an efficient sampling proportion, at least for 48.3, should be >50% of vessels sampled each season, 20 ... that an efficient sampling proportion, at least for 48.3, should be >50% of vessels sampled each season, 20 ...
Meeting Document : WG-EMM-09/25 : Author(s): D.J. Agnew, P. Grove, T. Peatman, R. Burns and C. Edwards (United Kingdom)
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Seabird avoidance measures for small Alaskan longline vessels
hooks were accessible to surface foraging Alaska seabirds, for 8 fishing vessels > 7.9 m to 16.8 ... m (> 26 to 55 feet) using two gear types: snap-on gear and fixed gear. We also determined ...
Meeting Document : WG-FSA-05/36 : Author(s): E.F. Melvin and M. Wainstein (USA)
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Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia
present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... . Crustaceans were present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years ...
Meeting Document : WG-EMM-17/P02 : Author(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan
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Diet variability and reproductive performance of macaroni penguins (Eudyptes chrysolophus) at Bird Island, South Georgia
in the diet. 59 % of all diets were dominated (> 90 % by mass) by euphausiids, 15 % were dominated by fish ... % of all diets were dominated (> 90 % by mass) by euphausiids, 15 % were dominated by fish or amphipods ...
Meeting Document : WG-EMM-12/17 : Author(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan (United Kingdom)
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Decadal trends in abundance, size and condition of Antarctic toothfish in McMurdo Sound, Antarctica, 1972–2011
unit effort (CPUE) were derived from the > 5500 fish caught, the large majority of which were ... effort (CPUE) were derived from the > 5500 fish caught, the large majority of which were measured ...
Meeting Document : WG-FSA-12/P04 : Author(s): D.G Ainley, N. Nur, J.T Eastman, G. Ballard, C.L Parkinson, C.W Evans and A.L. DeVries
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Winter distribution and condition of Antarctic krill in relation to sea-ice and water column production in the South Shetland Islands during Austral Winter 2013
in the German survey during summer in 2013 (Siegel 2013; WG-EMM 13/24). Large krill (>50mm), although present ... in the German survey during summer in 2013 (Siegel 2013; WG-EMM 13/24). Large krill (>50mm), although present ...
Meeting Document : WG-EMM-14/13 : Author(s): C.S. Reiss, J. Walsh, K. Dietrich and J.A. Santora (USA)
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Growth and shrinkage in Antarctic krill Euphausia superba is sex-dependent
of adult krill (>35 mm total body length) obtained from commercial vessels in the Scotia-Weddell region ... (>35 mm total body length) obtained from commercial vessels in the Scotia-Weddell region ...
Meeting Document : WG-EMM-16/P04 : Author(s): G. Tarling, S. Hill, H. Peat, S. Fielding, C. Reiss and A. Atkinson
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Acoustic monitoring and evaluation of krill in the Antarctic ecosystem Bransfield Strait and around Elephant Island during ANTAR XXI and XXII, aboard RV Humboldt, Peru
(> 1000 m / mn²) were observed around Elephant Island and Joinville was recorded; while the lowest ... to 20 m deep. A wide distribution of krill in the study area, the highest densities (> 1000 m / mn ...
Meeting Document : WG-EMM-16/76 : Author(s): R. Cornejo, M. Flores and J. Zuzunaga