Resultados de la búsqueda
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ADULT ANTARCTIC KRILL FEEDING AT ABYSSAL DEPTHS
early 20th century, coupled with subsequent work with both nets and echosounders, indicated that the ...
Meeting Document : WG-EMM-08/P01 : Autor(es): A. Clarke and P.A. Tyler
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Observations of penguins in the waters off South Orkney Islands, 2011–2013
average number of penguins observed per hour increased from year to year, with 7.8 ind/hour in 2011, 32.8 ... transect lines during five consecutive days within late January and early February. Three species of ... seasons, with Adélie (P. adeliae) and Gentoo penguins (P. papua) only present in modest numbers. The ...
Meeting Document : WG-EMM-13/35 : Autor(es): B.A. Krafft, G. Skaret (Norway) and P. Trathan (United Kingdom)
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DEVELOPMENT OF A METHODOLOGY FOR DATA QUALITY ASSESSMENT
biological sampling data from a fishing trip. In particular these measures aim to quantify the prevalence of ... assist in assessing which data from a trip should be used in an assessment, and can also guide how these ...
Meeting Document : WG-SAM-08/13 : Autor(es): D.A.J. Middleton and A. Dunn (New Zealand)
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CPUEs and body length of Antarctic krill during 1995/96 season in the fishing grounds around the South Shetland Islands
area in the previous fishing season. From January through early May, modal size of krill differed ... length frequency was observed, and showed only single component with modal size of 47-48mm. Author(s ...
Meeting Document : WG-EMM-97/36 : Autor(es): Naganobu, M., Kawaguchi, S., Ichii, T.
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Factors affecting the growth rate and mass at weaning of Antarctic fur seal pups at Bird Island, South Georgia
between 1972 and 1991 and appeared to decline from 1984 through 1990. Methods used to collect and weigh ...
Meeting Document : WG-CEMP-93/09 : Autor(es): N.J. Lunn, I.L. Boyd, T. Barton and J.P. Croxall (United Kingdom)
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Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2017/18
research blocks 882_1, 3 and 4 use CPUE by seabed area analogy and can also be calculated by CCAMLR ... these research blocks, especially blocks 1 and 4, where sea ice dynamics can prevent access early in the ... survival and tag detection by individual vessels) can be applied: 882H: 177 t based on a one-year Chapman ... maximum of 20% change in the catch limit from 200 t. Research block 882_2: 240 t based on a one-year ...
Meeting Document : WG-FSA-18/36 : Autor(es): S. Mormede and S. Parker
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An initial examination of using CPUE as a fishery performance index for the krill fishery
Abstract: Early analyses of CPUE in the krill fishery concluded that it was not a useful index of ... annual FPI for each of the three subareas showed no synchronous relationship with each other and showed ... differing relationship with the total catch in the same subarea. Comparison of the annual FPI with the krill ... difference between this overall mean and the mean for each year in which the vessel fished. An overall ...
Meeting Document : WG-EMM-16/10 : Autor(es): CCAMLR Secretariat
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AN ASSESSMENT OF ARTIFICIAL BAIT (NORBAIT™) AS A MEANS OF REDUCING THE INCIDENTAL CATCH OF MACROURUS AND OTHER BYCATCH SPECIES IN HIGH LATITUDE TOOTHFISH FISHERIES
Subareas 48.3 and 48.4) during early 2008. During the period 12 April and 14 May 2008 seventeen trial lines ... line with control mags baited with squid, the vessel’s preferred bait for toothfish and alternating ... Aotea II in the Ross Sea in early 2007. This was not the case in Subarea 48.3, the other area where ...
Meeting Document : WG-FSA-08/52 : Autor(es): J.M. Fenaughty (New Zealand)
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Results of the tagging experiment for (D. eleginoides) in Subarea 48.4, 2007 update
. eleginoides. These were recaptured 84km and 14km from their points of release. 3. The UK proposes to continue ... may need to be extended for a few more years. Author(s): J. Roberts and D.J. Agnew (United Kingdom ... in catching and tagging the anticipated number of toothfish each year, the experiment and CM 41-03 ...
Meeting Document : WG-FSA-07/32 : Autor(es): J. Roberts and D.J. Agnew (United Kingdom)
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Variation in standing stock of the mackerel icefish Champsocephalus gunnari at South Georgia
commercial fishing. 2. The greatest effect has been observed in years when krill are known to have been ... scarce on the South Georgia shelf. 3. It is thought that C. gunnari survivorship is closely related to ...
Meeting Document : WG-FSA-99/63 : Autor(es): I. Everson, G. Parkes (United Kingdom), K.-H. Kock (Germany) and I. Boyd (United Kingdom)