Search results

1. Volume 21: CCAMLR. 2009. Statistical Bulletin, Vol. 21 (1999–2008). CCAMLR, Hobart, Australia.

   .............................................. 20 SECTION B CATCH AND EFFORT DATA Table 2 Catch by species ... .............................................................. 23 Table 3 Catch by species-group and country ........................................... 28 ... Table 4 Catch by species and area/subarea/division .................................... 37 Table 5 ... Catch by species-group and month ............................................ 48 Table 6 Catch by ...

   Document : Site Section: Publications

2. A simulation study of the method of deriving natural mortality rate using data for Champsocephalus gunnari in Subarea 48.3

   (determined by VPA) and fishing effort is described. The intersect of this regression must be equal to zero if ... the construction of a regression between the rate of annual fishing mortality (determined by VPA ... supuesto es menor que el valor "real". 1. INTRODUCTION In 1989, in the papers by Shlibanov (1989) and ... Sparre (1989) natural mortality rates for Patagonotothen guntheri estimated by different methods were ... Champsocephalus gunnari in Subarea 48.3. A value of 0.56 obtained by Frolkina and Dorovskikh (1989) differed from ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 69–83 : Author(s): Gasyukov, P.S. and R.S. Dorovskikh

3. Estimating unaccounted fishing mortality in the Ross Sea region and Amundsen Sea (CCAMLR Subareas 88.1 and 88.2) bottom longline fisheries targeting Antarctic toothfish

   . However, fish that are captured by fishing gear that is not subsequently retrieved are generally not ... of target and by-catch species, impacts to benthic habitats, the introduction of synthetic ... caused by lost fishing gear. Any longline gear that is baited and set, but not successfully retrieved ... that are captured by fishing gear that is not subsequently retrieved are generally not counted in ... Subarea 88.2 fisheries spatially and temporally, by gear type, vessel, depth and small-scale research ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 17–30 : Author(s): Webber, D.N. and S.J. Parker

4. Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997

   affected by the reproductive cycle unless there is high krill availability during the months around the ... of local krill density. The index is likely to be little affected by the reproductive cycle unless ... by the Convention for the Conservation of Antarctic Marine Living Resources. An index of condition ... of C. gz~ni~nri derived by comparing measured mass to an estimated 'average' mass has been show11 ... followed by poor feeding conditions. Initially the stomach contents would decrease leading to a reduction ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Author(s): Everson, I. and K.-H. Kock

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

   (Subarea 88.1) Abstract / Description:  The diet of Antarctic toothfish (Dissostichus mawsoni) captured by ... , Nelson New Zealand Abstract The diet of Antarctic toothfi sh (Dissostichus mawsoni) captured by bottom ... shery (trawling is not permitted within these subareas) in these waters is currently managed by CCAMLR ... management. This exploratory status requires a high degree of reporting and research data collection by ... –March 2001 and January–March 2002). Fish were caught by bottom longline at depths of 317–2 154 m in ...

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

6. Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).

   composition and biological condition of Antarctic krill (Euphausia superba) caught by the Russian krill ... ). These estimates are shown to be influenced by regional hydrometeorological factors (Makarov, 1983 ... , size–age composi- tion and maturity stage of E. superba caught by the Russian commercial trawler FV ... Antarctic krill (Euphausia superba) caught by the Russian krill trawler FV Maxim Starostin in Subarea 48.2 ... opera- tions were conducted within the area bounded by 60°00.0'S–60°50.0'S and 44°55.7'W–48°00.0'W ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Author(s): Sologub, D.O. and A.V. Remeslo

7. Joint Polish/American hydroacoustic survey of Elephant Island and the vicinity of King George Island, 1988

   in most areas covered by last year’s survey. The total biomass in the vicinity of Elephant Island was ... hydroacoustic survey found a low krill abundance in most areas covered by last years survey. The total biomass ... objectives of the cruise focus on priorities identified by the CCAMLR Ecosystem Monitoring Working Group ... kHz and 200 kHz, American; 120 kHz Polish). The coverage by frequency/depth/method of integration is ... processed by analog integrator (120 kHz) or processed using the software and hardware developed at NWAFC ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 357–377 : Author(s): Macaulay, M.C.

8. Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data - Autumn 1989/90

   in the South Sandwich and South Orkney Islands areas during a cruise by RV AtlantNIRO in March/April ... areas during a cruise by RV AtlantNIRO in March/April 1990. The survey was conducted in the upper 100 ... 600 S; 32° to 18°W) and southern (60° to 67°S; 20° to 18°W), was affected by different types of ... , modified by Aseev-Samyshev (6 m2; 6 mm mesh), in the upper 100 m layer using the double oblique hauling ... method (0-100-0 m) at a towing speed of 3.2 to 3.6 knots. Trawling depth was controlled by a trawl probe ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 115–121 : Author(s): Fedotov, A.C.

9. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz

   be explained by possible experimental error, and which was therefore attributed to real differences ... difference which was regarded as too large to be explained by possible experimental error, and which was ... frequency-dependence of E. superba target strength is one made by Foote et al. (1990) on live animals at ... South Georgia. Target strengths at 38 and 120 kHz were estimated by measuring the strength of the back ... Receiving Sensitivity (SL + VRS) for both sounders was measured to within an estimated ± 0.5 dB by ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Author(s): Hampton, I.

10. Status of the krill stock around Elephant Island in 1991/92 and 1992/93

    appeared to be affected by dense salp concentrations during 1992/93 and 1989/90. File:  02loeb-siegel.pdf ... , maturity stage composition and reproductive activity of hill appeared to be affected by dense salp ... Antarctic krill resources and as a source of background data for predator-prey investigations conducted by ... -Krill) contribution by Loeb and Siegel (1992). That data set is now complete and is compared here with ... distributions) using the CSS statistical package was described in detail by Loeb and Siege1 (1992). The pooled ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Author(s): Loeb, V. and V. Siegel

Pages