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  1. Preliminary results of investigations of the Federal Republic of Germany on Notothenia rossii marmorata (Fischer, 1885) in January/February 1985

    were found in other parts of the shelf. '.).2 Biom£1ss esLimate The biomass esLimate (table ... survey carried out by FRV " Walther Hervig " in January/February 1985 was used to collect ... around South Georgia and Elephant Island and the extent to which the measures adopted by CCAMLR to ... been low, N. rossii around South Georgia is still largely affected by the fishery. Stock size is ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 33-57 : Author(s): Kock, K.-H.

  2. Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia

    to the northeast of Shag Rocks. Few spent fish were found around South Georgia. This concentration of large post ... to the northeast of Shag Rocks. Few spent fish were found around South Georgia. This concentration of large post ... found around South Georgia. This concentration of large post-spawning fish may have some implications ... by 0.25" of longitude by 0.5" of latitude. While maturity stage 5 animals are found around South Georgia ... of maturity 4, almost in a 'ripe running' condition, were found throughout August. The picture that emerges ... at shallow depths (Figure 2). Late maturity (maturity stage 4) animals are found on all shelf slopes ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Author(s): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce

  3. Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides

    aHaJlH3a C nOMOIl1bIO ,llaHHbIX no COCTaBY YJIOBOB no B03paCTY, nOJIY1.IeHHbIX B pe3YJIbTaTe HaY1.IHO ... resource by coarse methods. The main aim of such surveys is to monitor fishing operations in order to ... a certain extent, limited by the complex fishing strategies of the operators and by the movements of ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 3–9 : Author(s): Zuleta, A.V. and C.A. Moreno

  4. Long-term trends in the foraging patterns of female Antarctic fur seals at South Georgia

    Georgia Abstract / Description:  The number of feeding trips to sea made by female Antarctic fur seals ... ) the number of feeding trips made by an individual’'s mother during lactation. This analysis ... showed that between 1962 and 1981 the mean number of feeding trips made by female fur seals varied ... . Bengtson (USA) Abstract The number of feeding trips to sea made by female Antarctic fur seals during ... number of feeding trips made by an individual's mother during lactation. This analysis showed that ... between 1962 and 1981 the mean number of feeding trips made by female fur seals varied markedly. From ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 441-443 : Author(s): Bengtson, J.L.

  5. Krill (Euphausia superba) distribution in relation to water movement and phytoplankton distribution off the northern South Shetland Islands

    1990/91 a survey was conducted by RV Kaiyo Maru in the vicinity of the South Shetland Islands and ... concentration of krill and to estimate krill biomass in the area surveyed. Krill biomass estimation was done by ... means of hydroacoustics. Phytoplankton distribution was assessed by measuring surface concentrations of ... 54% lower than that observed in late January 1988. Information from studies of krill predators by US ... conducted by RV Kaiyo Maru in the vicinity of the South Shetland Islands and Elephant Island. The main ... estimate lain biomass in the area surveyed. Krin biomass estimation was done by means of hydroacoustics ... . Phytoplankton distribution was assessed by measuring surface concentrations of chlorophyll a. Water ... that observed in late January 1988. Information from studies of krill predators by US scientists also ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 123–140 : Author(s): Ichii, T., H. Ishii and M. Naganobu

  6. Surface water circulation in krill fishing areas near the South Shetland Islands

    . Between these counter-flowing currents a shear current was found in the slope region. The direct current ... a shear current was found in the slope region. The direct current measurements demonstrated ... a shear current was found in the slope region. The direct current measurements demonstrated ... are Everson and Murphy, 1987; Huntley and Niiler, found around main island groups (Everson and 1995). Everson ... in the oceanic region between these island groups were found to be in association with the currents revealed ... . Between these counter-flowing currents a shear current was found in the slope region. A general picture ...

    Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 125–136 : Author(s): Ichii, T. and M. Naganobu

  7. Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996

    COCTaBy, IlOJlyYeHHbIe B 1980-e rOnb1, yKa3bIBaHT Ha HeKOTOpOe YBenllqeHlle qLlCJleHHOCTH. npo~blcen ... of the biomass was found in the 201 to 400 m depth range (Table 4). Biomass estimates from 1981 to 1996 varied ... with considerable caution. The stock was unfished in 1976 when dense aggregations of the species were found ... tonnes was reported (Table 1 ) . No concentrations of fish were found during the West German survey ... the fishery. Results of bottom trawl surveys conducted by Germany in the vicinity of Elephant Island ... gibberifrons and Chaenocephalus aceratus have been considerably affected by fishing. Stocks of G. gibberifrons ... and C. aceratus had apparently recovered to a large extent by the second half of the 1980s, while C ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Author(s): Kock, K.-H

  8. Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies

    whales were found to be responsible for the largest part of this loss (>75%), while sperm whales had ... to depredation by killer whales and both killer and sperm whales. Killer whales were found to be responsible ... whales were found to be responsible for the largest part of this loss (>75%), while sperm whales had ... rates were found to vary significantly between years (Figure 6), with a minimum in 2004/05 (2.8 ± 9.6 ... significantly over the study period and it was not found to have an effect on fish losses due to depredation ... identity and the other two variables was found. Distance covered by fishing vessels on killer whale ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Author(s): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet

  9. Discrimination of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) using otolith morphometrics

    ; Pinkerton and Bradford-Grieve, 2014; Mormede et al., 2014). Grenadier caught as by-catch and found ... ) sides and the number of rows of teeth in the lower jaw. This morphological iden- tification was found ... found outside the South- ern Ocean. For example, M. berglax is targeted in the North Atlantic Ocean ... otolith morphometrics Abstract / Description:  That the predominant by-catch of grenadier by the toothfish ... , was recognised in 2010 with the identification of a new species, M. caml. Grenadier are the main by ...

    Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 15–28 : Author(s): Pinkerton, M.H., C. Ó Maolagáin, J. Forman and P. Marriott

  10. Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf

    were found to be 2.5 years and 12.6 cm. File:  09-Shilbanov.pdf ... in calculations and the optimal age and length for harvesting Patagonian rockcod were found to be 2.5 years ... and the optimal age and length for harvesting Patagonian rockcod were found to be 2.5 years and 12.6 cm. Resume ... . 1 . INTRODUCTION The Patagonian rockcod was first found on the Shag and Black Rocks shelf in 1974 ... can be found in current publications, this sub-species still remains a poorly studied commercial fish ... From the extensive data, the growth of P.g. shagensis was found to be isometric (Figure 1). The weight ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Author(s): Shlibanov, V.I.

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