Search results
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Uncertainty in reported geographical distribution and weight of krill catches from Norwegian krill fishing vessels operating continuous fishing systems
catch time and actual catch time since the krill catch is kept in holding tanks before being weighed ... catch time and actual catch time since the krill catch is kept in holding tanks before being weighed ...
Meeting Document : WG-EMM-18/22 : Author(s): G. Skaret, T. Knutsen, F. Grebstad and O.A. Bergstad
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Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels
weights become progressively lighter, requiring ongoing weighing and repair. This problem can be solved by ... depth, which would be equal to or exceeded by lines with 5 kg steel weights. Sink rates of Chilean ... facilitate compliance to the conservation measure irrespective of fishing method, operators be given the ...
Meeting Document : WG-FSA-07/15 : Author(s): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)
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Population dynamics of the wandering albatross Diomedea exulans at Marion Island: long-line fishing and environmental influences
being made available by the initiation of a longline fishery for Patagonian toothfish Dissostichus ... being made available by the initiation of a longline fishery for Patagonian toothfish Dissostichus ...
Meeting Document : WG-EMM-03/11 : Author(s): D.C. Nel, F. Taylor, P.G. Ryan and J. Cooper (South Africa)
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PENGUIN RESPONSES TO CLIMATE CHANGE IN THE SOUTHERN OCEAN
Abstract: Penguins are adapted to live in extreme environments, but they can be highly sensitive ... species-specific adaptations also constrain potential changes in phenology, and are unlikely to be ... tolerance; species with low adaptability, particularly the ice-obligates, may therefore be more affected by ...
Meeting Document : WG-EMM-09/P09 : Author(s): J. Forcada and P.N. Trathan
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Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)
data from observers were too sparse and imprecise to be useful. The fact that the population is ... population. The mean age of first breeding for black petrel is estimated to be 6.7 y. Before this, new adults ... ’ foraging range and thus help to identify fisheries that might be affecting this population. (New Zealand ...
Meeting Document : WG-SAM-10/P01 : Author(s): R.I.C.C. Francis and E.A. Bell (New Zealand)
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Research and monitoring to support an MPA in the Ross Sea Region
are being met,” we are unclear about what a research and monitoring plan should actually contain and how ... of the MPA; and/or (c) monitoring of the degree to which the specific objectives of the MPA are being met ...
Meeting Document : WG-EMM-12/46 : Author(s): G.M. Watters and C.S. Reiss (USA)
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Calculating effective releases and recaptures for stock assessments based on tag detection and tagging mortality indices
in the Ross Sea region. This index was subsequently used in 2013 to select the tagging data to be ... that additional work should be undertaken to further develop this method. Previous applications of the ... recommend that the method proposed be used in the Ross Sea region stock assessment and in the Amundsen Sea ...
Meeting Document : WG-SAM-14/30 : Author(s): S. Mormede (New Zealand)
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Breeding biology of Adélie penguin (Pygoscelis adeliae) at Edmonson Point CEMP site (Ross Sea, Antarctica): report of the first five years
predators, in this instance the Adélie penguin. It is believed that any such impact will be difficult to ... will be subtle. Large sample sizes and long monitoring research will be required to detect change. The ...
Meeting Document : WG-EMM-99/60 : Author(s): S. Olmastroni, S. Corsolini, F. Pezzo, S. Focardi (Italy) and K. Kerry (Australia)
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A critical re-examination of the evidence for a possible dependence of Weddell seals (Leptonychotes weddellii) on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica
-energy food resource for Weddell seals that possibly cannot be adequately replaced by other prey, in ... antarcticum) in Weddell seal diets should be re-examined given the known biases of methods used to derive diet ... resource, smaller size classes are unlikely to be adequate to meet the estimated energy requirements of ...
Meeting Document : WG-EMM-13/28 : Author(s): R. Eisert, M.H. Pinkerton (New Zealand), S.D. Newsome and O.T. Oftedal (USA)
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A spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region
depths for toothfish. Further data collection would be useful to improve the parameterisation of the ... to date. We propose that the modelling platform presented here can be used to test the likelihood and ... movement scenario it can also be used to examine the likely effects on the toothfish stock assessment of ...
Meeting Document : WG-FSA-13/53 : Author(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)