Результаты поиска

1. Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13

   research catch of approximately 55 tonnes. The estimate (1 086 tonnes) using CPUE comparison method was a ... third smaller than that using simple Petersen. The catch biomass level was calculated as 153 tonnes ... -SAM-12 report on the results). Thus, the catch biomass estimate using simple Petersen may be ...

   Meeting Document : WG-SAM-12/17 : Автор(ы): Delegation of Japan

2. Risk categorisation for Macrourus whitsoni and Amblyraja georgiana in the Ross Sea

   overfishing, catch rates in the toothfish fishery have not declined, juveniles are not selected by the fishery ... , and comparison of longline and trawl catch rates with other Antarctic areas suggest that population in ...

   Meeting Document : WG-FSA-05/21 : Автор(ы): R.L. O’Driscoll (New Zealand)

3. Analysis of trends in Japanese krill fishery, and its implication

   in Subarea 48.1 through our analysis. Linear correlation was observed between Catch per Searching ... Time and Catch per day within their lower range, suggesting these may have some value as abundance ...

   Meeting Document : WG-EMM-04/52 : Автор(ы): S. Kawaguchi, S. Candy, S. Nicol (Australia), K. Taki and M. Naganobu (Japan)

4. Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000

   catch D. eleginoides around South Georgia (Sub-area 48.3). This method has the potential to minimise, or ... of crab species. The catch rate of toothfish was notably lower than that achieved in the longline ...

   Meeting Document : WG-FSA-00/23 : Автор(ы): D. Agnew, T. Daw, M. Purves and G. Pilling (United Kingdom)

5. Catchability of midwater trawls in relation to krill fishery

   the catch, may considerably differ (statistically significantly) from that calculated on the basis of ... trawl samples weighting against the catch corrected taking in account the trawl catchability for each ...

   Meeting Document : WG-EMM-98/20 : Автор(ы): S.M. Kasatkina (Russia)

6. Brief results of research fishing in Subarea 88.3 in the 2010/11 season

   sets had not took place because of complicated ice conditions. The catch was totally analyzed for its ... tagged. Total catch is 256 toothfishes – 5230 kilograms weight. Data about spatial and bathymetrical ...

   Meeting Document : WG-SAM-11/09 : Автор(ы): Delegation of the Russian Federation

7. Horizontal flux of secondary production in the southern ocean food web: current velocity data and the transport of krill in the South Georgia ecosystem

   estimates of local predator demand to consider the implications for calculating the precautionary catch ... levels suitable for the region. The study suggests that catch levels in this area have in the past being ...

   Meeting Document : WG-EMM-97/65 : Автор(ы): Everson, I.E., Trathan, P.N., Murphy, E.J.

8. VPA as one of the approaches for settling a problem of Patagonian toothfish, Dissostichus eleginoides, population quantity (Subarea 48.3, South Georgia)

   to make coefficients of fishing mortality F more precise by using catch data on age groups without ... calculations of F by adjusting the catch database and using variable parameters of natural mortality and mean ...

   Meeting Document : WG-FSA-95/14 : Автор(ы): Shlyakhov, V.A.

9. Data requirements for research fishing

   Measure 24-01 (scientific research) requires that catch, effort and biological data be reported on a haul ... under CM 41-01 (exploratory fisheries) requires that catch, effort and biological data be reported on a ...

   Meeting Document : WG-SAM-12/07 : Автор(ы): Secretariat

10. Spatio-temporal dynamics of the Antarctic krill fishery within fishing hotspots in the Bransfield Strait and South Shetland Islands

    hotspots (FHs), where the fleet took 48 to 57% of the seasonal catch, and are relatively persistent ... seasonality (2-6 months) with high catch densities (2.2-30.3 ton∙km-2). Within these FHs, we observed that the ...

    Meeting Document : WG-EMM-18/P11 : Автор(ы): F. Santa Cruz, B. Ernst, J.A. Arata and C. Parada

Страницы