Результаты поиска

1. Some thoughts on precautionary measures for the krill fishery

   be between 100 and 200 million tonnes. Assuming a pro rata distribution of predation pressure this ... penguins and fur seals the major impact is within a range of little more than 100 km. If we now consider ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 1–11 : Автор(ы): Everson, I. and W.K. de la Mare

2. A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia

   could be considered later. 0 100 200 300 400 Spawning stock numbers Figure 1: Hypothetical stock ... below 100%. The increase in numbers of spawners at low fishing mortality is a result of the decrease ... and fall in the ratio. Starting from 100% (curve a), the ratio drops as low as 40% before finally ... 60 80 100 120 Time (years) Figure 7: Prevalence and spawning stock ratios over time for a ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Автор(ы): Basson, M

3. e-sc-viii-a5.pdf

   ... abundance directly. The same problems generally apply to the macro scale (100–1 000 km). 41. It was ... agreed that the meso (1–100 km) and micro (0.01–1 km) scales are the scales most readily investigated ... , including distinguishing between natural fluctuations and those induced by fisheries. 100. The Working ... . SIEGEL Sea Fisheries Research Institute Palmaille 9 200 Hamburg 50 Federal Republic of Germany application/pdf attached to:WG-KRILL-89

   Meeting Report : WG-KRILL-89

4. The biology, ecology and development of fishery management advice for the anomuran crabs at South Georgia (CCAMLR Subarea 48.3)

   depths of 600–1 200 m, although the depth for peak abundance is not known due to limited sampling ... then raised by the total fishable area in Subarea 48.3 between 200 and 1 000 m depth (SC-CAMLR, 1992 ... 200 to 1 000 m depth stratum and consequently reduced the estimate by 50% and 70%. This resulted in ... the fishable area between 200 and 1 000 m in Area 48, resulting in an estimate of total annual ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 1–15 : Автор(ы): Belchier, M., T. Peatman and J. Brown

5. e-cc-xxxiii.pdf

   ... /or 100% respectively during krill fishing operations, with the objective of improving the ... ecosystem of Antarctica, it is important to increase observer coverage to 100% in the near future. 3.55 ... eventually achieving 100% coverage (see also paragraphs 6.7 and 7.36 to 7.44). 3.56 Belgium considered the ... supported the proposal for 100% observer coverage. However, given the possibility of difficulties to reach application/pdf attached to:CCAMLR-XXXIII

   Meeting Report : CCAMLR-XXXIII

6. e-sc-xxx.pdf

   ... configured to collect acoustic data at 38, 120 and 200 kHz as per the CCAMLR protocol (assuming appropriate ... tonnes, or the decision rules indicated a catch limit of less than 100 tonnes, a commercial catch limit application/pdf attached to:SC-CAMLR-XXX

   Meeting Report : SC-CAMLR-XXX

7. e-sc-vii-a5.pdf

   ... 605 1 100 812 31 351 676 46 311 956 0 4 901 89 036 1983 116 0 866 0 5 029 0 128 194 0 524 11 753d 146 ... 4 (110) for M=0.35 is some 45%. Since the actual catches in the two seasons was over 100 000 ... = 0.35 15 51 76 110 108 100 75 M = 0.25 15 56 92 148 161 163 137 (a) assuming knife-edged ... . There is a suggestion of a decline, with average catches of 6 200 tonnes and 3 000 tonnes in successive application/pdf attached to:WG-FSA-88

   Meeting Report : WG-FSA-88

8. e-sc-xi-a7.pdf

   ... , short time-scale: on a 200 km radius from CEMP sites. The Secretariat was asked to acquire data from ... southwards past each site; (iii) total time (weeks) that sea-ice is within 100 km of each site; (iv ... catches in Subarea 48.1 occurred within approximately 100 km of the north coast of the South Shetland ... within 100 km of land. The locations of these catches were similar to those in 1987 and 1988, but it application/pdf attached to:WG-CEMP-92

   Meeting Report : WG-CEMP-92

9. Conservation measures 2019/20 adopted track changes

   Description / Abstract:  This compressed file is available in English only and contains the Word documents of the conservation measures as adopted showing changes in track change mode.

   Document : Site Section: Conservation and Management

10. A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity

    ) and current spawning stock depletion (dash-dot). 0 100 200 300 400 500 600 700 800 M ed ia ... is replicated 100 times, to provide probability distributions for projec- tion results arising from ... Mean length -0 .5 -0 .4 -0 .3 -0 .2 -0 .100. 1 0. 2 2 00 2 20 05 20 08 20 11 20 14 20 17 ... 20 20 20 23 20 26 CPUE slope -0 .5 -0 .4 -0 .3 -0 .2 -0 .100. 1 0. 2 2 00 2 20 05 20 08 ...

    Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Автор(ы): Brandão, A. and D.S. Butterworth

Страницы