Результаты поиска

1. Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass

   needs to be estimated prior to each trial in order for it to be based on the parameters for that trial ... . Consequently, the median pre-exploitation biomass needs to be estimated prior to each trial in order for it to ... trials. Consequently, the median pre-exploitation biomass needs to be estimated prior to each trial in ... uncertainty. CCAMLR Science, 3: 31-54. Many thanks to Geoff Kirkwood for his SC-CAMLR. 1994. Report ofthe ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Автор(ы): Constable, A.J. and W.K. de la Mare

2. Homogeneity of Adélie penguins as krill samplers

   commercial catches and predator needs. Unfortunately, the analysis of length distributions obtained from ... 12/1/90 41.60 32.16 2 66 23/1/90 40.48 26.84 2 70 31/1/90 43.79 20.32 3 19 09/1/90 39.07 13.19 3 ... 27 31/1/90 39.98 27.10 4 30 09/1/90 42.65 14.75 4 25 19/1/90 32.11 31.78 5 41 18/1/90 40.02 ... 44.67 21.47 7 63 23/1/90 37.66 64.44 8 32 12/1/90 41.46 23.15 8 31 02/2/90 40.27 19.49 9 60 13/1 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 253–257 : Автор(ы): Marschoff, E. and B. Gonzalez

3. Statistical problems in krill stock hydroacoustic assessments

   needs for improvements in sampling design and tests for systematic trends in survey data collected from ... sampling interval. There remain several unsatisfied needs for improvements in sampling design and tests ... migratory behaviour needs to be considered. In some senses, the collective actions of individuals of a ... a). 303 2. GENERAL STATUS AND NEEDS The first issue is that of large statistical variances ... swimmers needs to be more carefully analyzed and verified. The problem of a mobile population moving ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Автор(ы): Macaulay, M.C.

4. Joint Polish/American hydroacoustic survey of Elephant Island and the vicinity of King George Island, 1988

   systematic manner and needs to be addressed to validate the results of any survey effort and to assist with ... prey as well as monitor distribution. These topics directly respond to identified CCAMLR data needs ... of Elephant Island began on 22 January and ended on 31 January. The survey of King George Island and ... Bransfield Strait began on 31 January and was completed on 5 February. Additional special studies were done ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 357–377 : Автор(ы): Macaulay, M.C.

5. Significant conservation benefits obtained from the use of a new fishing gear in the Chilean Patagonian toothfish fishery

   used for a long time. The operation of the new system also needs less crew than the traditional ... Diego Ramírez Archipelago this matter is one that needs further study to consider this aspect of the ... , in the Gulf of Alaska: research needs and approaches to mitigation. Working Paper for the Workshop ... . Informe final proyecto FIP 2001-31: 199 pp. (www.fip.cl). Moreno, C.A., J.A. Arata, P. Rubilar, R. Hucke ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 79–91 : Автор(ы): Moreno, C.A., R. Castro, L.J. Mújica and P. Reyes

6. Antarctic krill and ecosystem management – from Seattle to Siena

   below MSY and unable to safeguard ecosystem needs (Beddington and Cooke, 1982). It was this concern ... . based on historic catch levels, predator needs and the proportionate combinations of results from the ... predator needs and a ‘discount factor’ (λ) was applied to reduce the krill yield proportionately. The ... krill-predator needs would be taken into account implicitly in the estimation of krill M in any event ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Автор(ы): Miller, D.G.M

7. CCAMLR ecosystem monitoring and a feedback management procedure for krill

   sufficient k:rill remain available to meet the needs of predators. Also, the Commission agreed that feedback ... is required) needs to be specified. Second, the approach taken to monitor and assess the status of ... the ecosystem needs to be one that minimises errors in interpretation and action by the Commission ... which interactions between different species needs to be considered (e.g., Murphy et al., 1988) there ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 345–350 : Автор(ы): Constable, A.J.

8. Consideration of major issues in ecosystem monitoring and management

   Ocean resources and highlights the need for information on harvested and dependent species, their ... hundreds of kilometres, the extremely contagious nature of the krill distribution needs to be taken into ... relationship between CEMP parameters and krill availability needs further study in order to provide better ... the population unit chosen needs to take account of the integration zone. If the consideration is ... other component, care needs to be exercised in interpreting the results. Thus, to take an extreme ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Автор(ы): Everson, I

9. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   CCAMLR Science, Vol. 3 (1996): 31-54 A GENERALISED ... AHTKOMa. 31.n KpHTepklci OrpaHMYPiBalQT BePORTHOCTb MCTOUeHRR ~ e p e c ~ y ~ o ~ e f i 6cio~accb1 HHXe ... needs of dependent species (usually predators). These objectives have been endorsed by CCAMLR for ... value needs to be modified for each stock trajectory. The ability to specify a relative pattern allows ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Автор(ы): Constable, A. and W.K. de la Mare

10. Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program

    . Consideration needs to be given to the effects on this index of the addition of new parameters over time and ... changes or variation in the environment. In this case, the status of the predator index needs to reflect ... system (predators, prey or physical environment) then the index needs to be robust against the loss of ... parameters is identical to the correlation matrix. The covariance matrix needs to include estimates of the ...

    Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Автор(ы): de la Mare, W.K. and A.J. Constable

Страницы