Resultados de la búsqueda
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Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program
. Together the two boxes therefore provide data of value to fishery scientists, ecologists and environmental ... the first in a new five-year British Antarctic Survey programme initiated in part to monitor inter ... January 1996: the beginning of a five-year monitoring program Approval: Approved ...
Meeting Document : WG-EMM-96/18 : Autor(es): Watkins, J.L., Murray, A.W.A., Brierley, A.S.
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Activity, seasonal site fidelity, and movements of Type-C killer whales between the Ross Sea, Antarctica and New Zealand
potential threats faced by, and capacity for resilience in, this top predator. Together with Weddell seals ...
Meeting Document : WG-EMM-15/52 : Autor(es): R. Eisert (New Zealand), G. Lauriano, S. Panigada (Italy), E.N. Ovsyanikova, I.N. Visser, P.H. Ensor, R.J.C. Currey, B.R. Sharp and M.H. Pinkerton (New Zealand)
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Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15
ensured. We propose to set the sample size at current 32 tonnes for at least 3 years, which is likely to ...
Meeting Document : WG-FSA-14/20 : Autor(es): Delegation of Japan
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)
2006 season were included since catches in these cases have become significant in recent years, and the ... . sub-fishery) and year-specific length frequency (LF) data. A Poisson log-linear (contingency-type ... average of elements across nearest integer average readability scores for sub-fishery by year aged ...
Meeting Document : WG-FSA-09/20 : Autor(es): S.G. Candy and D.C. Welsford (Australia)
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Natural fluctuations in the abundance of krill with due regard to global climate changes in the southern hemisphere: forecasting possibilities
the South Ocean in recent years made it possible for scientists to establish a rather clear ... generations of krill were formed during the years when the winter position of the ice edge was south of the ... summer during such years of moderate winter in higher surface temperature. Salp occurred in mass ... years of development of El Niño off South America (Jordan, 1991). These facts may lead one to assume ...
Meeting Document : WG-EMM-98/52 : Autor(es): K. Shust (Russia)
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A simple approach for calculating the potential yield of krill from biomass survey results
-exploitation level over a 20 year period of harvesting should not exceed l0%. The value of λ depends strongly ... calculations is that the probability that the kri11 spawning biomass drops below 20% of its average pre ...
Meeting Document : WG-KRILL-91/24 : Autor(es): D.S. Butterworth (South Africa) and M. Basson (United Kingdom)
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Preliminary results of oceanological research of Ukrainian vessels in the CCAMLR area for the season 2017/18
Abstract: In the fishing season of 2018, three Ukrainian fishing vessels collected oceanographic ...
Meeting Document : WG-SAM-18/27 : Autor(es): V. Paramonov
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Inspection implementation report
Inspection reports received from 01 August 2018 to 31 July 2019. Observations and suggestions for the ...
Meeting Document : CCAMLR-38/BG/14 : Autor(es): CCAMLR Secretariat
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Are penguins and seals in competition for Antarctic krill at South Georgia?
consumers of Antarctic krill. In recent years the population of fur seals has increased whereas that of ... 1989 and 2000. Foraging ranges of the two species showed considerable overlap in both years but the ... concentrations of foraging activity were significantly spatially segregated. Over the last 12 years the ... penguins than Antarctic fur seals in recent years. Krill in the diet of macaroni penguins was significantly ...
Meeting Document : WG-EMM-01/22 : Autor(es): K.E. Barlow, I.L. Boyd, J.P. Croxall, I.J. Staniland, K. Reid and A.S. Brierley (United Kingdom)
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Interannual variations of water thermochaline structure on South Georgia Island, South Orkney Islands and Shetland Islands shelves
temperature, while in other years (1980, 1981) the layer temperature was negative. The second year type (1979 ... area of South Orkney Isls and Shetland Isls in January-February since 1970. Three types of years have ... intermediate cold layer. In some years of this type (1 97 1, 1972, 1978, 1982) the layer had positive ... could be used when analysing krill aggregations' distribution and density for the period of years ...
Meeting Document : WG-EMM-00/34 : Autor(es): P. Chernyshkov, V. Shnar, O. Berezhinsky and I. Polischuk (Russia)