Résultats de la recherche

1. Rajid by-catch in the longline fishery for toothfish in Subarea 48.3

   from April to July 1999. The overall average catch rate of rays was 0.7/thousand hooks, compared with ... models demonstrated that there are significant differences between the catch rates of rays for different ... Rocks and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays ... / thousand toothfish. Catch rates were lowest to the south and east of South Georgia. The two species most ...

   Meeting Document : WG-FSA-99/40 : Auteur(s): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)

2. Integrated weight longlines: potential for reduction of skate by catch in demersal longline fisheries

   , Alaska, USA. The skate catch rate was 11% lower on the IW gear compared to unweighted gear. Location ... , month and depth were also significant predictors of skate catch rates. While results indicate IW shows ... potential to reduce skate catch rates, further evaluation and analysis by individual species should be ... ) Title:  Integrated weight longlines: potential for reduction of skate by catch in demersal longline ...

   Meeting Document : WG-FSA-07/51 : Auteur(s): K. Dietrich and E. Melvin (USA)

3. A review of the Somniousus (sleeper shark) subgenus and a risk assessment of the sleeper shark by-catch caught in Australian sub-Antarctic fisheries

   antarcticus is caught as by-catch in Australian subantarctic fisheries at Heard and McDonald Islands (Division ... 58.5.2) and Macquarie Island. Based on present by-catch rates, a risk assessment for this species ... monitoring of by-catch of this species is ongoing. Author(s):  E.M. van Wijk, R. Williams and J.D. Stevens ... shark by-catch caught in Australian sub-Antarctic fisheries Approval:  Approved ...

   Meeting Document : WG-FSA-03/69 : Auteur(s): E.M. van Wijk, R. Williams and J.D. Stevens (Australia)

4. By-catch in Australian fisheries in Divisions 58.5.2, 58.4.2 and 58.4.3 during the 2002/03 and 2003/04 fishing seasons

   /2004 seasons. Bycatch in the trawl fisheries was low, approximately 1 to 2% of the total catch (target ... plus bycatch). Bycatch in the longline fisheries was higher, ranging from 8% to 14% of the total catch ... therefore target catch was low. The main bycatch species were skates and grenadiers in the D. eleginoides ... fishery and skates and C. rhinoceratus in the C. gunnari fishery. The total skate catch in Division 58.5.2 ...

   Meeting Document : WG-FSA-04/68 : Auteur(s): E. van Wijk and R. Williams (Australia)

5. Preliminary results on by-catch of fish during krill fishery in March to May 1993 on the polish trawler M/T Lepus

   -catch of juvenile fish in the krill fishery was small. and off South Orkney Islands there was no such by ... -catch at all in the samples collected. In both areas a small by-catch from the family Myctophidae was ... observed. Author(s):  Z. Cielniaszek and R. Pactwa (Poland) Title:  Preliminary results on by-catch of fish ...

   Meeting Document : WG-FSA-94/25 : Auteur(s): Z. Cielniaszek and R. Pactwa (Poland)

6. Krill catch distribution in relation to predator colonies 1987 to 1992

   is similar to that seen for other years, with 70% of the total catch from Subarea 48.1 being taken ... the total catch from this subarea was taken in the critical period distance, compared to 5 to 78% in ... previous years. It is estimated that the catch in the critical period-distance was equal to 12% and 15% of ... :  Krill catch distribution in relation to predator colonies 1987 to 1992 Approval:  Approved ...

   Meeting Document : WG-KRILL-93/10 : Auteur(s): Secretariat

7. Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the South Sandwich Islands

   Abstract:  Skates are frequently caught as by-catch during commercial longline fishing operations ... within CCAMLR subareas 48.3 and 48.4. Morphological evaluations of the by-catch in these subareas ... these Amblyraja skates to assess if their current morphological classification during by-catch ... Title:  Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the ...

   Meeting Document : WG-FSA-18/73 : Auteur(s): W.P. Goodall-Copestake, S. Perez-Espona, P. Hollyman and M. Belchier

8. Spatial pattern of major by-catch fishes at Division 58.4.4b during 2012/13–2016/17

   Abstract:  This paper represents the by-catch analysis results of a multi-Member longline survey ... (Antimora rostrata), GRV (Macrourus spp.), and RFA (Raja taaf) are common by-catch species, which are caught ... at both research blocks 58.4.4b_1 and 58.4.4b_2. These common by-catch species indicate some temporal ... major by-catch fishes at Division 58.4.4b during 2012/13–2016/17 Approval:  Approved Secretariat ...

   Meeting Document : WG-FSA-18/68 : Auteur(s): Delegations of Japan and France

9. UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA

   Heard and McDonald Islands (Division 58.5.2) was updated by replacing catch-at-length proportions from ... commercial catches with catch-at-age proportions using age length keys (ALKs) where the ALK for each ... ) samples for each fishing period within that year. For years where insufficient fish were aged the catch-at ... . Effective sample sizes for the commercial catch-at-age proportions, assuming a multinomial distribution, and ...

   Meeting Document : WG-SAM-09/09 : Auteur(s): S.G. Candy (Australia)

10. ACCURACY OF BENTHIC INVERTEBRATE BY-­CATCH IDENTIFICATION BY OBSERVERS OPERATING IN THE HEARD ISLAND AND MCDONALD ISLANDS PATAGONIAN TOOTHFISH LONGLINE FISHERY

    additional data on benthic invertebrate by-catch; observers operating aboard the longline fishing vessel ... Antarctic Chieftain were asked to identify and retain all benthic invertebrate by-catch from a recent voyage ... longline invertebrate by-catch. Common taxonomic errors included the misclassification of stylasterids ... BENTHIC INVERTEBRATE BY-­CATCH IDENTIFICATION BY OBSERVERS OPERATING IN THE HEARD ISLAND AND MCDONALD ...

    Meeting Document : WG-FSA-09/23 : Auteur(s): T. Hibberd (Australia)

Pages