Результаты поиска

1. Length-at-age juvenile Patagonian toothfish Dissostichus eleginoides

   Abstract:  The fishery for Patagonian toothfish is one of the most valuable in the CCAMLR Area ... length density of juvenile toothfish in the catches had a clearly defined polymodal distribution. The age ... . Age based models are used to assess the status of the stocks of this species. Although age can be ... of each fish was estimated from the otoliths and the distribution of these ages matched closely the ...

   Meeting Document : WG-FSA-01/16 : Автор(ы): J. Ashford (USA), I. Everson (UK), C. Jones and S. Bobko (USA)

2. Species profiles: Target species and common by-catch species

   CCAMLR will benefit considerably from the project both in terms of its publicity and perception in the ... which are or have been subject to exploitation at one time in the Southern Ocean. It is envisaged that ... context of international organisations.  This paper provides a brief outline of the work proposed, work ... priorities, possible participation, length of the project and costs incurred. Author(s):  K.-H. Kock, C.D ...

   Meeting Document : WG-FSA-16/51 : Автор(ы): K.-H. Kock, C.D. Jones and D. Welsford

3. No boundaries for whales interacting with fishing activities targeting Patagonian toothfish (Dissostichus eleginoides)

   Patagonian toothfish (Dissostichus eleginoides) have been documented as a severe issue in the Crozet EEZ ... photographs from the French vessels fishing in the Crozet EEZ as well as on Del Cano rise in the Southern ... . Over the 2009 – 2019 period, and depredation rates were estimated to be around 8% in the Del Cano ... since the late 90’s. Estimating depredation rates allows to correct catches and therefore to model the ...

   Meeting Document : WG-FSA-2019/54 : Автор(ы): N. Gasco, P. Tixier, F. Massiot-Granier, C. Péron and R. Sarralde

4. Chemical marking protocols for Antarctic starry skate age validation

   (Amblyraja georgiana). This study is a fast, simple ‘add-on’ that will complement the aims of the skate ... skates brought into the boat for tagging during the 2019-20 skate tagging programme in the Ross Sea ... . Injections will be made intra-muscularly in the wings and/or the lateral tail base using a 1 ml auto-injector ... a selection of caudal thorns removed and frozen, and returned to Wellington for lab analysis. The ...

   Meeting Document : WG-SAM-2019/10 : Автор(ы): M. Francis and S. Parker

5. DRAFT SOFTWARE USER GUIDE FOR: ICESCAPE: INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES

   (2004) for Antarctic land-breeding predators. The software, which was developed as a suite of routines ... in the R language for statistical computing (R Development Core Team 2008), aims to adjust raw count ... accessing breeding sites often lead to counts of land-breeding predators being taken at suboptimal times in ... Abstract:  The ICESCAPE Software Users Guide (Appendix 1) describes a parametric bootstrap ...

   Meeting Document : WG-SAM-09/16 : Автор(ы): J. McKinlay, C. Southwell and R. Trebilco (Australia)

6. О многолетних изменениях размерного состава патагонского клыкача (Dissostichus eleginoides) в ярусных уловах в морской зоне Южной Георгии

   Abstract:  This paper discusses long-term changes in the length composition of Patagonian ... of fishery management. Author(s):  N.N. Kukharev and A.F. Petrov Title:  Long-term changes in the ... toothfish (Dissostichus eleginoides) taken in longline catches in waters around South Georgia in the context ... length composition of Patagonian toothfish (Dissostichus eleginoides) in longline catches in waters ...

   Meeting Document : SC-CAMLR-XXXVII/14 Rev. 2 : Автор(ы): Н.Н. Кухарев и А.Ф. Петров

7. CEMP indices: 2007 update

   indicator species collected by standard methods in the three Integrated Study Regions of the Convention Area ... , but were lost in a fire onboard the icebreaker Irizar. The development of an ordination method, with ... . Each year the Secretariat updates the standardised index values and provides a summary of trends and ... Abstract:  The CCAMLR Ecosystem Monitoring Program (CEMP) uses indices derived from data on ...

   Meeting Document : WG-EMM-07/04 : Автор(ы): Secretariat

8. By-catch observation during krill fishing cruise (48.1, 48.2 Statistical Subareas, 2011)

   catches and 31.3% of total catches. Fish by-catches were usual in the sector 48.1 (89.1% of cases); the ... most of by-caught fishes belonged to families Nototheniidae (NOX) (66.3%). Fish by-catches in the ... sector 48.2 were recorded in 50% examined catches; the most frequent were fishes of families Myctophidae ... Abstract:  359 Antarctic krill catches were analysed for by-catch, it took 48.5% of observed ...

   Meeting Document : WG-FSA-11/41 : Автор(ы): K. Vyshniakova (Ukraine)

9. Saga Sea krill harvesting and production

   friendly continuous trawling system, named Aker Eco Harvesting System. The system is described in the paper ... and is based on a conventional trawl with a connected rubber hose to the cod end of the trawl. The ... June 2006. The last trip started in September. The vessel carries an UK (MRAG) international scientific ... observer onboard. There is an agreement between the Aker Seafood Antarctic and The Institute of Marine ...

   Meeting Document : WG-FSA-06/20 : Автор(ы): T. Williksen (Norway)

10. Choosing distance between acoustic survey tacks

    error in the biomass estimate, and the variation coefficient of the concentration density values. It is ... recommended to use the suggested criterion in real hydroacoustic surveys. Author(s):  Delegation of the USSR ... tacks is reasonable to be selected based on the typical size of the surveyed region, allowable relative ... Abstract:  The mathematical model was used to shown that the distance between acoustic survey ...

    Meeting Document : SC-CAMLR-V/BG/24 : Автор(ы): Delegation of the USSR

Страницы