Search results
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Methodology for automated spatial sea ice summaries in the Southern Ocean
than 20% sea ice, a threshold of 40–60% sea ice indicated the transition from fished to non-fished ... than 20% sea ice, a threshold of 40–60% sea ice indicated the transition from fished to non ...
Meeting Document : WG-FSA-14/54 : Author(s): S.J. Parker, S.D. Hoyle, J.M. Fenaughty and A. Kohout (New Zealand)
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Abundance and trends of Type B killer whales (Orcinus orca) around the western Antarctic Peninsula
-identification rate (61% photographed in more than one year) within a highly connected social network compared ... % photographed in more than one year) within a highly connected social network compared to B2s (25% re ... penguins. We integrated satellite telemetry to describe movement (B1: n = 8 tags, median duration = 20 ... area per year from a small parent population averaging 50 whales (75% Probability Interval 46-57 ...
Meeting Document : WG-EMM-18/16 : Author(s): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman
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Proposal to continue the time series of CCAMLR-sponsored research surveys to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea in 2015
timing and methods will remain the same as in previous years, and the number of sets will be retained ... for the 2014/15 fishing year is requested for the survey. Author(s): S.M. Hanchet, S.J. Parker and S. Mormede ... and methods will remain the same as in previous years, and the number of sets will be retained at a total ... fishing year is requested for the survey. ...
Meeting Document : WG-SAM-14/25 : Author(s): S.M. Hanchet, S.J. Parker and S. Mormede (New Zealand)
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Brief report on scientific observation on the fishery vessel Simeiz (FAO Statistical Area 41, November 2006 to March 2007)
April, 2, 2007. Fisheries for Patagonian toothfish were carried out on two fishery grounds: “Scotia ... , 2, 2007. Fisheries for Patagonian toothfish were carried out on two fishery grounds: “Scotia” bank ...
Meeting Document : WG-FSA-07/11 : Author(s): A.K. Zaytsev (Ukraine)
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Growth rates of Antarctic fur seals as indices of environmental conditions
growth rates in years of low krill availability. Biases reflecting changes in the component ... mass at age in each year compared to the multi-year mean, that was not dependent on assumptions ... in years of low krill availability. Biases reflecting changes in the component of the population available ... population samples. A new index was developed, based on the deviation of pup mass at age in each year ...
Meeting Document : WG-EMM-01/20 : Author(s): K. Reid (United Kingdom)
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Krill (Euphausia superba) distribution in relation to water movement and phytoplankton distribution off the northern South Shetland Islands
north of the islands, as usual. Tracks of drifting buoys (with curtain drogues at 30 m depth where krill ... is that one buoy traveled all the way to South Georgia and has been being trapped in a winter fishing ground ... , as usual. Tracks of drifting buoys (with curtain drogues at 30 m depth where krill frequently occur), have ... elucidated the occurrence of convergent complex eddies in these shelf waters. (Note is that one buoy traveled ...
Meeting Document : WG-KRILL-91/22 : Author(s): Delegation of Japan
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A revision of yield and catch controls for managing the mackerel icefish (Champsocephalus gunnari) fishery in the vicinity of Heard Island and McDonald Islands
in previous years, it is dominated by a strong age 2 year class. Estimates of yield for the Heard Island ... to the implementation of closed periods during the year to provide safeguards to predators as well as to ensure spawning ... of yield for the coming 2 seasons. While the biomass of icefish appears lower than in previous years ... , it is dominated by a strong age 2 year class. Estimates of yield for the Heard Island Plateau population using ...
Meeting Document : WG-FSA-00/41 : Author(s): A. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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REVISION OF THE CONSERVATION MEASURE 51-07 (2009) INTERIM DISTRIBUTION OF THE TRIGGER LEVEL IN KRILL FISHERY IN STATISTICAL SUBAREAS 48.1, 48.2, 48.3 AND 48.4
it is proposing to keep conditions of CM51-07 (2009) in force for two more fishing seasons. Author ... it is proposing to keep conditions of CM51-07 (2009) in force for two more fishing seasons. ...
Meeting Document : WG-EMM-11/27 : Author(s): L. Pshenichnov and G. Milinevsky (Ukraine)
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A model at the level of the foraging trip for the indirect effects of krill (Euphausia superba) fisheries on krill predators
appropriate for the predators (and the fishery) fluctuates from one year to the next according to an age ... appropriate for the predators (and the fishery) fluctuates from one year to the next according to an age ...
Meeting Document : WG-EMM-96/20 : Author(s): Switzer, P.V., Mangel, M.
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Mitigating killer whale depredation on demersal longline fisheries by changing fishing practices
with significant losses for fisheries and potential impacts on wild populations of depredating species ... Abstract: Odontocete depredation on longlines involves socio-economic and conservation issues ... identify fishing practices that could reduce odontocete depredation, with a focus on killer whales (Orcinus ... time it takes for whales to reach vessels. The significant influence of five operational variables was ...
Meeting Document : WG-FSA-14/P03 : Author(s): P. Tixier, J. Vacquie Garcia, N. Gasco, G. Duhamel and C. Guinet