Search results
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Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish
the 50-500 m isobaths than Everson039;s estimates, though changes in area are specific to the depth ... Short Notes CCAMLR Science, Vol. 7 (2000): 197-204 ... of the South Orkney Islands in 1999 (Jones et al., 2000) were examined for nine species of Antarctic finfish ... and E. Balguerias. 2000. acoustic data. Changes in biomass of eight species of finfish around the South Orkney ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 197–204 : Author(s): C.D. Jones
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Management and assessment options for the crab fishery around South Georgia
. Such an approach includes the use of catch/effort controls in addition to the 039;size-sex-season039; controls ... RBnReTCR HoBbIM AJlR AHTKOMa B nnaHe KaK 3 ~ c n n y a ~ ~ p y e ~ o r o BHAa, TaK H ~ c n o n b s y e ... qHKJIy P . S p i n ~ S i S ~ i i ? ' l ~ . BHeflpeHHe KOHTP0n';l 3a B~IJIOBOM/~CHJIH~M noTpe6ye ... , refuges, CCAMLR INTRODUCTION In 1992 a fishery for the lithodid crab, Paralomis spinosissirna, w a s ... s tar ted by one fishing vessel i n Subarea 48.3 (Ot to a n d Macintosh, 1992). P ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 193–202 : Author(s): Basson, M. and D.D. Hoggarth
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
of predators in an ongoing management framework for a fully developed fi shery (Constable et al., 2000 ... (Watters and Hewitt, 1992; Everson, 2000; Miller and Agnew, 2000). With the recent revision ... to better account for the needs of predators (SC-CAMLR, 2000a). An important issue to be considered ... ., 2000 for review). The predator unit is constrained by the spatial location and extent ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Author(s): Constable, A.J. and S. Nicol
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Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary?
in 1991, is 0.62 million tonnes year –1, equivalent to ~1% of the regional biomass estimated in 2000. Each ... ;1, equivalent to ~1% of the regional biomass estimated in 2000. Each subarea has also had its own catch limit ... in 2000. Each subarea has also had its own catch limit, between 0.093 and 0.279 million tonnes year ... . (2000) and Miller and Agnew (2000) provide full details of these criteria and their underlying logic ... ). These estimates have been updated based on the CCAMLR 2000 Krill Synoptic Survey of Area 48 Hill et al. 34 ... (CCAMLR-2000 Survey) (SC-CAMLR, 2010b; Fielding et al., 2011) which provided data on krill biomass ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 31–51 : Author(s): Hill, S.L., A. Atkinson, C. Darby, S. Fielding, B.A. Krafft, O.R. Godø, G. Skaret, P.N. Trathan and J.L. Watkins
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Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations
(e.g. Marr, 1962; Miller and Hampton, 1989; Quetin et al., 1994; Everson, 2000; Croxall and Nicol ... , 1989; Nicol et al., 2000a; Siegel, 2005) with a conservative recent estimate of 19 million km2 ... of the sur- face layer because of net mesh selection and avoid- ance (Krakatitsa et al., 1993; Pakhomov, 2000 ... and Collins, 2011) and their stomachs can contain seabed-derived material (Ligowski, 2000). How- ever ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Author(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)
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Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia
years. This is very close to the maximum age of 22.8 years calculated from Taylor039;s formulae which ... January, March, April and May 1995, and by the INIDEP research vessel Dr Eduavdo L. Holmberg during ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Author(s): Cassia, M.C
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Distribution of krill (Euphausia superba Dana) catches in the South Shetlands and South Orkneys
% of the catch in Subarea 48.1 from December to March was taken within 40 km of the coast, and 90% within 80 km ... and March was taken within 80 km of colonies in the South Orkneys. Estimates of consumption rates, foraging ... km of predator colonies between December and March may be up to 45% of the land-based predator ... December to March was taken within 40 km of the coast, and 90% within 80 km in all years 1988 to 1991 ... variable hydrographic conditions. About 50% of the catch in Subarea 48.1 from December to March was taken ... % of the catch in Subarea 48.2 between December and March was taken within 80 km of colonies in the South ... are used to show that for some years catches within 100 km of predator colonies between December and March ... to be restricted to areas close to the breeding sites into March (J. Croxall, pers. comm.). Conversely, Croxall et ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 287–303 : Author(s): Agnew, D.J.
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Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic Peninsula region
4000 m- 3000 o ,... x Z "-'
2000 ctl "0 C ::J .0 « 1000 March/April 1985 ... , Palmaille 9, 2000 Hamburg 50, Germany 159 H3MeH1.IHBOCTb Me)l{,llY HMelOlllHMHC5I CbeMKaMH ,llOCTHr ... grid, which was already surveyed during previous years, March 1984/85, winter 1986 ... not before late October, while the stock declines rapidly during March (Stepnik, 1982; Siegel, 1988 ... Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 159–176 : Author(s): Siegel, V.
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Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
and the Competitive Enzymoimmunoassay 039;COMPELISAO®039; test. Antibodies against Brucella spp. were detected ... ; Ross et al., 1996; Clavareau et al., 1998; Tryland et al., 1999; Bricker et al., 2000). This isolated ... al., 1996; Jahans et al., 1997; Clavareau et al., 1998; Bricker et al., 2000) and has been proposed ... as a new species (Jahans et al., 1997; Bricker et al., 2000) named Bvilcella nzauis, with three biovars ... (Auctoceplzallls gazella) and Weddell seal (Leptoizychotes roeddellii) (Blank et al., 1999; Retamal et al., 2000 ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Author(s): Blank, O., P. Retamal, P. Abalos and D. Torres
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Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89
from 21 November 1988 to 25 March 1989. Although the total catch of the USSR in this season reached ... ) between 59°-62°S and 53°-57°W during the period from 21 November 1988 to 25 March 1989 ... Island (Subarea 48.1) between 59°-62°S and 53°-57°W during the period from 21 November 1988 to 25 March ... , while in other months it was close to 15 hours. In February/March catch-per-day fished decreased from ... catching efficiency increased considerably. The locations of fishing grounds from November 1988 to March ... 'S and 56°-57°W. In February and March 1989 the fishery was carried out mainly in one area to the north ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Author(s): Sushin, V.A. and A.S. Myskov