Результаты поиска

1. Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean.

   Paper Title:  Distribution and population structure of Dissostichus eleginoides and D. mawsoni on ... composition, sex ratio and sexual maturity of Dissostichus eleginoides and D. mawsoni from BANZARE Bank were ... shallower banks (<1 000 m), while D. mawsoni was caught on deeper slopes (>1 500 m). Separation of the ... two species by depth may be related to physical intolerance to cooler temperatures because of the lack ... /07 and 2008/09 seasons (Table 1). Discussion Yukhov (1972) suggested that the distribution of ... ) surveyed the stock status of coastal D. mawsoni in Divisions 58.4.1 and 58.4.2 (East Antarctica) and ... clarify the lifecycle of this species in BANZARE Bank and adjacent East Antarctica. This study ... L.J. López Abellán. 2009. Status of the coastal stocks of Dissostichus spp. in East Antarctica ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 145–153 : Автор(ы): Taki, K., M. Kiyota, T. Ichii and T. Iwami

2. Acoustic estimates of krill density at South Georgia, 1981 to 1998

   Paper Title:  Acoustic estimates of krill density at South Georgia, 1981 to 1998 Abstract ... / Description:  Acoustic estimates of densities of Antarctic krill, Euphausia superba, at South Georgia during ... 1994 austral summer seasons were characterised by particularly low densities of krill (upper 95 ... % confidence limits <15 g m-2). For five of the summers between 1990 and 1998 it was possible to calculate ... the east of South Georgia (high variance) only 15 of the possible 210 four-transect means fell ... available. The east/west variability could be caused by differing rates of krill flux, differing predation ... western end of South Georgia than the east (Everson, 1984; Boyd, 1993; Trathan et al., 1998), and the ... . Krill abundance is usually higher to the east of South Georgia than to the west. This may be due to ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Автор(ы): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson

3. Phytoplankton: Trophic modelling of the Ross Sea

   . Bradford-Grieve and S.M. Hanchet.  2010.  A balanced model of the food web of the Ross Sea, Antarctica ... and loss, by grazing of zooplankton and through death and sinking of phytoplanktonic material. The ... relative importances of grazing of phytoplankton by zooplankton, and loss of phytoplankton due to sinking ... the summer, and much higher values in the winter. We use a value in the middle of these literature ... 1 Phytoplankton: Trophic modelling of ...

   Document : Site Section: Publications

4. Seals: Trophic modelling of the Ross Sea

   . Bradford-Grieve and S.M. Hanchet.  2010.  A balanced model of the food web of the Ross Sea, Antarctica ... to carbon using a ratio of 0.4 gC/gWW (Vinogradov 1953; Curl 1962). These three methods differed ... loss due to adult mortality; (2) pups dying before reaching adulthood. The average weight of a pup ... Heidelberg New York, pp 516-533. Curl, H.S. 1962. Analyses of carbon in marine plankton organisms. Journal ... . Southwell, C. 2005. Diving behaviour of two Ross seals off east Antarctica. Wildlife Research 32(1): 63-65 ...

   Document : Site Section: Publications

5. Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery

   Paper Title:  Effect of line sink rate on albatross mortality in the Patagonian toothfish longline ... vessels to derive a sink rate and line-weighting regime that would minimise the capture of albatrosses ... based on knowledge of line sink rates and albatross diving abilities. Sink rates of lines deployed into ... propeller turbulence, which tended to keep lines aloft, varied as a function of distance between line ... the end of the snoods on the mother line from the anchors. The anchors were attached to 18 mm ropes ... line and were suspended along the entire length of the mother line to within 600 m of anchors and to ... within 70 m of weights attached to the mother line at 1 600 m intervals. Branch lines were 18 m in ... . Each batch of 20 baskets was followed by 140 m of mother line with no branch lines attached; a 15-20 ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Автор(ы): Robertson, G.G

6. Zooplankton: Trophic modelling of the Ross Sea

   . Bradford-Grieve and S.M. Hanchet.  2010.  A balanced model of the food web of the Ross Sea, Antarctica ... content of E. crystallorophias from May 1961 – January 1962. Lipids made up to 36% of body dry weight ... ) and later summarised in Azzali et al. (2006) did not extend east of 175°30’W so that concentrations ... of E. crystallorophias over the Ross Sea shelf to the east of the area were not measured. To ... abundance of E. crystallorophias and E. superba in the Ross Sea in 1982, and values east of 176° appear ...

   Document : Site Section: Publications

7. Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season

   Paper Title:  Distribution characteristics of krill aggregations in the fishing ground off ... Coronation Island in the 1989/90 season Abstract / Description:  Distributional characteristics of krill ... biological condition of krill and the performance of the fishery. Investigations were carried out from ... October 1989 to February 1990. An echo sounder was used to assess the characteristics of krill ... feeding conditions leads to krill being scattered (Latogursky, 1972). Moreover, sexual maturation of ... WG-KRILL-90/20 DISTRIBUTION CHARACTERISTICS OF KRILL ... . Latogursky* * Abstract Distributional characteristics of kriU aggregations in the Coronation Island ... fishing ground were examined in relation to environmental factors, the biological condition of krill and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Автор(ы): Kasatkina, S.M. and V.I. Latogursky

8. Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)

   Paper Title:  Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica ... (Subarea 88.1) Abstract / Description:  The diet of Antarctic toothfish (Dissostichus mawsoni) captured by ... stomachs examined respectively). Fish sampled in 2001 were caught at depths of 317 to 2 154 m and ranged ... from 58 to 190 cm in total length (TL). Fish sampled in 2002 were caught at depths of 815 to 1 623 m ... data unavailable) along with that of six other fi sh species in the Cosmonaut Sea (East Antarctica ... rations. J. Ichthyol., 32 (1): 138– 146. Permitin, Yu.Ye. and M.I. Tarverdiyeva. 1972. The food of ... . 10 (2003): 113–123 113 DIET OF THE ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) FROM THE ROSS SEA ... Zealand Email – jmfenaughty@clear.net.nz D.W. Stevens National Institute of Water and Atmospheric ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Автор(ы): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet

9. Relative abundance of large whales around South Georgia

   mother-calf pair was observed off the Shag Rocks in February 1997. Extirpation of animals from this ... Abstract:  To assess large whale stocks following the cessation of land-based South Georgia ... Island (NW of South Georgia) between 1979 and 1998, and mariner sightings between 1992 and 1997. All ... particular feeding ground is the most likely reason for ongoing low numbers of all species. Other factors may ...

   Meeting Document : WG-EMM-99/34 : Автор(ы): M.J. Moore (USA), S.D. Berrow (UK), B.A. Jensen (USA), P. Carr (UK), R. Sears (Canada) and V.J. Rowntree, R. Payne and P.K. Hamilton (USA)

10. Analysis of results from demersal fish surveys at South Georgia, undertaken by the United Kingdom and the USSR, January and February 1990

    Paper Title:  Analysis of results from demersal fish surveys at South Georgia, undertaken by the ... discussions and analyses of the data from a survey from MV Hill Cove in January 1990 and RV Akademik Knipovich ... in February 1990 around South Georgia. Both surveys were characterized by large numbers of small ... hauls interspersed with a few large catches. The small number of large catches cause a disproportionate ... region east of 37°. The results from this comparison are set out below. The analyses were made using ... finding the proportion of total swept area covered by the highest density in the middle stratum of ... the density of the haul from station 16, and then by the total seabed area in the middle stratum of ... of previous surveys, the greatest proportion being present in the middle (150 to 250 m) depth 236 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 223–254 : Автор(ы): (Report of a Joint UK/USSR Workshop, 23 to 27 July 1990)

Страницы