Результаты поиска

1. Krill population dynamics in the Scotia Sea: variability in growth and mortality within a single population

   the 14 higher growth rate at South Georgia, produced a consistent similarity in the position of the ... Abstract:  Understanding the demographics of Antarctic krill over large scales may be complicated ... by regional differences in the 11 processes that govern population structure. The influence of ... length–frequency distribution of krill in the Scotia Sea using samples from the South 13 Shetland Islands ...

   Meeting Document : WG-EMM-02/16 : Автор(ы): K. Reid, E.J. Murphy (United Kingdom), V. Loeb and R.P. Hewitt (USA)

2. Growth and shrinkage in Antarctic krill Euphausia superba is sex-dependent

   operations carried out in this region at other times of the year. Our analyses revealed body-length shrinkage ... Abstract:  The ability of Antarctic krill Euphausia superba Dana to withstand the overwintering ... during this time in response to the low availability of food. Nevertheless, verification that krill can ... shrink in the natural environment is lacking because winter data are difficult to obtain. One of the few ...

   Meeting Document : WG-EMM-16/P04 : Автор(ы): G. Tarling, S. Hill, H. Peat, S. Fielding, C. Reiss and A. Atkinson

3. Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3.

   Abstract:  At the 2004 meeting of the Working Group on Ecosystem Monitoring and Management (WG-EMM ... ) in Siena, Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella) in the krill ... fur seal deaths in the fishery. WG-EMM requested that the UK provide further details of the methods ... approaches, aimed at reducing seal entanglements, are similar to the two systems implemented by Japanese ...

   Meeting Document : WG-FSA-05/P1 : Автор(ы): Charman, C., Clark, J., Hooper, J., Agnew, D.

4. AFRICAN IUU CAPACITY BUILDING WORKSHOP AND EXPENDITURE FROM THE CDS FUND – REPORT TO CCAMLR-XXIX

   of holding similar regional events in future years. Background 2. At CCAMLR-XXVII the Commission ... -05/B, paragraph B2(ix) on the progress of a proposal for expenditure from the CDS Fund to conduct an ... African capacity building event aimed at combating IUU fishing. The proposal was submitted to CCAMLR ... Convention Area. The workshop was successful in raising awareness of IUU fishing and CCAMLR more widely and ...

   Meeting Document : CCAMLR-XXIX/09 : Автор(ы): Delegations of Australia, South Africa, the United Kingdom and the CCAMLR Secretariat

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

   accessing breeding sites often lead to counts of land-breeding predators being taken at suboptimal times in ... . Such time series are typically collected at only a limited number of sites, so a search algorithm is ... (2004) for Antarctic land-breeding predators. The software, which was developed as a suite of routines ... to standardise estimates of breeding populations derived from count data collected under variable ...

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

6. INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES (ICESCAPE): A METHOD FOR ESTIMATING ABUNDANCE AND ITS UNCERTAINTY FROM COUNT DATA USING ADÉLIE PENGUINS AS A CASE STUDY

   . Such series are typically collected at only a limited number of sites, so a search algorithm is used to ... penguin abundance at breeding sites in Antarctica. These examples focus on adjusting counts of adults to ... standardising animal count data to a common reference point of breeding chronological for species showing ... Animal Population Estimates) is suite of routines that implements a general abundance estimator ...

   Meeting Document : WG-EMM-09/20 : Автор(ы): J. McKinlay, C. Southwell and R. Trebilco (Australia)

7. Krill (Euphausia superba) distribution in relation to water movement and phytoplankton distribution off the northern South Shetland Islands

   north of the islands, as usual. Tracks of drifting buoys (with curtain drogues at 30 m depth where krill ... waters at this time of the season. Krill abundance is reported to have increased to the normal level from ... Abstract:  The waters in the vicinity of the South Shetland Islands and Elephant Island were ... surveyed to investigate mechanisms for the formation of krill concentrations and to estimate acoustic ...

   Meeting Document : WG-KRILL-91/22 : Автор(ы): Delegation of Japan

8. CCAMLR 2000 revisited

   , estimates of krill biomass range from 65.64 Mt (CV= 11.50%) to 10.39 Mt (CV= 15.25%); and at 200 kHz from ... Abstract:  The total abundance of krill in the Scotia Sea was estimated from an international ... Antarctic Treaty's Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to ... incorporating recent improvements in the remote identification and target strength (TS) of krill, a range of ...

   Meeting Document : WG-EMM-07/30 Rev. 1 : Автор(ы): D.A. Demer, A.M. Cossio and C.S. Reiss (USA)

9. Risk assessment framework for subdividing the krill catch trigger level, including relevant background data and information

   CM 51-07, which is due to lapse at the end of the 2015/16 fishing season, and presented its ... Abstract:  At its annual meeting in 2016, WG-EMM recalled its obligation to review and advise on ... discussions on this subject in paragraphs 2.201 to 2.244 of its WG report.  WG-EMM recommended that work be ... populations, in particular land-based predators, of being inadvertently or disproportionally affected by the ...

   Meeting Document : SC-CAMLR-XXXV/BG/37

10. Research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.3a

    improve the estimation of current biomass. An update of the assessment of Dissostichus eleginoides using a ... estimated at around 400 tonnes and B 2013 /B 0 at around 50%. With Petersen’s method, geometric mean stock ... abundance for D.eleginoides, averaged over all available estimates is 403 tons. Application of the harvest ... rate applied to D. eleginoides in Subarea 48.4 (γ = 0.038) gives yields of 15 tons. But biomass ...

    Meeting Document : WG-SAM-14/17 : Автор(ы): Delegation of France

Страницы