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Commission pour la conservation de la faune et la flore marines de l'Antarctique

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  1. By-catch of fish in the krill fishery

    Paper Title:  By-catch of fish in the krill fishery Abstract / Description:  Observations are ... reported of icefish being taken as by-catch during krill fishing operations from a research vessel. The ... results indicate that the by-catch of fish in the commercial krill fishery may be significant in some ... areas of the South Georgia shelf. The problem is thought to be least in open ocean krill fishing. File ... South Georgia is at its peak during the winter months and our results give no information for that ... in deep water beyond the limits of this map and where no fish were caught have been excluded. Key ... WG-KRILL-9l/25 BY·CATCH OF FISH IN THE KRILL FISHERY ... taken as by-catch during krill fishing operations from a research vessel. The results indicate that the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Auteur(s): Everson, I., A. Neyelov and Y.B. Permitin

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

    Paper Title:  Preliminary results of investigations of the Federal Republic of Germany on ... further basic data needed for stock assessment purposes, to assess the actual size of Notothenia rossii ... around South Georgia and Elephant Island and the extent to which the measures adopted by CCAMLR to ... rebuild the stock around South Georgia might be successful. Although reported catches in recent years have ... -CAMLR-IV/BG/11 1985 PRELIMINARY RESULTS OF INVESTIGATIONS OF THE FEDERAL REPUBLIC OF GERMANY ON ... needed for stock assessment purposes, to assess the actual size of Notothenia rossii around South ... Georgia and Elephant Island and the extent to which the measures adopted by CCAMLR to rebuild the stock ... . rossii around South Georgia is still largely affected by the fishery. Stock size is probably still less ...

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

  3. Distribution, morphology and ecology of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) in the Ross Sea region

    , Macrouridae) in the Ross Sea region Abstract / Description:  Samples collected in 2008 led to the ... as M. whitsoni. The first comparison of the distribution and ecology of the two species of Macrourus ... in the Ross Sea region is presented. The number of rays in the left pelvic fin and number of rows of ... teeth in the lower jaw allowed the two species to be distinguished both in the laboratory and by ... sig- nificantly larger than the others [t(707), p < 0.001]. There was no statistically significant ... discrepancies observed in the age data. However, there was no systematic bias in the interpretation of the ... at a coarse taxonomic level only. Although there are no studies on the feeding of M. whitsoni or M ... Fishing for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region of the Southern Ocean ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 37–61 : Auteur(s): Pinkerton, M.H., P. McMillan, J. Forman, P. Marriott, P. Horn, S. Bury and J. Brown

  4. Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?

    Paper Title:  Seabird by-catch by autoline vessels: do line setters increase the sink rate of ... m –1 lead core) longlines by some autoline vessels in the Kerguelen and Crozet Islands Patagonian ... . A trial was conducted in the Ross Sea to determine the effectiveness of line setters in increasing ... the sink rates of IW longlines. Time-depth recorders were deployed on lines set with and without a ... disengaged as in normal fishing operations. To ensure magazines set with the line setter were set slack (no ... zero (P > 0.1). There was no significant interaction between treatment and TDR position on the ... magazines (P > 0.1). Similarly, there were no significant differences in the sink times between setting ... AUTOLINERS AND SEABIRD BY-CATCH: DO LINE SETTERS INCREASE THE SINK RATE OF INTEGRATED WEIGHT LONGLINES? G ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Auteur(s): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith

  5. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

    Paper Title:  Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen ... Islands areas Abstract / Description:  The benefits of conservation measures are generally based on the ... rebuilding of the depleted stocks and improvement in yields. It is desirable that such measures be based on ... the expected rate of recovery relative to rates of fishing. A simulation model based on a ... Bertalanffy's equation came from the BIOMASS Scientific Series No. 6, 1985, by K.-H. Kock, G. Duhamel, and J ... ) SIMULATION OF RECOVERY RATES OF FISH STOCKS IN THE SOUTH GEORGIA AND KERGUELEN ISLANDS AREAS R.C ... . Hennemuth, K.D. Bisack and G. Duhamel (USA, France) Abstract The benefits of conservation measures are ... generally based on the rebuilding of the depleted stocks and improvement in yields. It is desirable that ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Auteur(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel

  6. 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

    Paper Title:  Estimating unaccounted fishing mortality in the Ross Sea region and Amundsen Sea ... counted in estimates of total fishing removals or otherwise accounted for in stock assessment models. The ... mortality resulting from the loss of sections of bottom longline gear in the Ross Sea region and Subarea ... average 208 tonnes of Antarctic toothfish mortality may be unaccounted for annually. While the current ... reported sets and applied to sets with no reported hook loss for all fishing effort within the fleet ... Stock assessments rely on estimates of the total mortality resulting from fishing activities. While ... mortality associated with landed and discarded catch is routinely monitored, the mortality resulting from ... the loss of sections of bottom longline gear in the Ross Sea region and Subarea 88.2 Antarc- tic ...

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

  7. Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990

    in the South Georgia area in 1990 Abstract / Description:  In January/February 1990 the UK and the ... USSR conducted two research cruises using the vessels RV Hill Cove and RV Akademik Knipovich to study ... the status of the Champsocephalus gunnari stock in the South Georgia area. In February 1990 the size ... 9+ were present in catches. Two peaks in size composition correspond with fish of the 1987 and 1985 ... GUNNARI LONNBERG, 1905 (CHANNICHTHYIDAE) TAKEN IN THE SOUTH GEORGIA AREA IN 1990 P.N. Kochkin ... * * Abstract In January/February 1990 the UK and the USSR conducted two research cruises using the vessels ... RV Hill Cove and RV Akademik Knipovich to study the status of the ChampsocephaZus gunnari stock in ... the South Georgia area. In February 1990 the size composition of catches taken by Akademik Knipovich ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Auteur(s): Kochkin, P.N.

  8. A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery

    Control of the Antarctic krill fishery Abstract / Description:  CCAMLR aims to develop a feedback approach ... whether a feedback approach is likely to achieve the multiple objectives that EBM implies in the complex ... Control (MPC) to achieve objectives for a harvested species, its predators and the fishery, in a ... simulation model that incorporates uncertainty and spatial and trophic complexity. The approach adjusted ... predator biomass and the model is therefore a bottom-up model with no top-down effects. The catches from ... inter- val of 100 time-steps when there is no harvesting. The parameters controlling the degree of ... measurements of these variables. In the current study there was no explicit repre- sentation of this inference ... expense of higher biomass variability. The fixed catch strategy has no catch variability but it also has ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Auteur(s): Hill, S.L. and M. Cannon

  9. Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea

    ) from the Ross Sea Abstract / Description:  A previous study on the age and growth of Amblyraja ... georgiana in the Ross Sea suggested that these skates initially grow very rapidly for about five years ... and growth in A. georgiana that is radically different from the published interpretation is presented ... . By counting fine growth bands in the caudal thorns instead of broad diffuse bands, growth curves have ... % (Campana, 2001). There was no apparent bias between the two readings of reader 1, although individual ... reader 1 for the oldest skates. Randomisation tests showed no significant dif- ference between the ... age and gRowth estimates foR antaRctic staRRy skate (AmblyrAjA georgiAnA) fRom the Ross sea M.P ... , Wellington New Zealand Email – m.francis@niwa.co.nz M.J. Gallagher Irish Sea Fisheries Board The New ...

    Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Auteur(s): Francis, M.P. and M.J. Gallagher

  10. Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988

    Paper Title:  Size and density of krill layers fished by a Japanese trawler in the waters north of ... Livingston Island in January 1988 Abstract / Description:  The size and density of fishable krill layers in ... the northern waters of Livingston Island were determined during the co-operative survey carried out by ... RV Kaiyo Maru and a Japanese trawler. The mean values of layer length, thickness and surface density ... BY A JAPANESE TRAWLER IN THE WATERS NORTH OF L1VINGSTON ISLAND IN JANUARY 1988 Y. Endo and Y ... . Shimadzu Abstract The size and density of fishable krill layers in the northern waters of Livingston ... Island were determined during the co-operative survey carried out by RV Kaiyo Maru and a Japanese ... trawler. The mean values of layer length, thickness and surface density were 3.25 km, 13.3 m and 228.0 9 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Auteur(s): Endo, Y. and Y. Shimadzu

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E-mail: ccamlr [at] ccamlr [dot] org
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Adresse: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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