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Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at Potter Cove
described in Barrera-Oro et al. (2000). Data from approxi- mately 5 161 specimens (4 346 from PC and 815 ... declined from values of over 20% in 1985 to values of less than 5% in 1988. Since then, G. gibberifrons ... ) Notothenia rossii, total catches Years 19.8835 20 0.994173 14.6162 <0.00001 Error 59.3803 873 0.068019 ... (b) Gobionotothen gibberifrons, total catches Years 9.8124 20 0.49062 42.9468 <0.00001 Error 9.9731 ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 83–87 : Автор(ы): Barrera-Oro, E.R. and E.R. Marschoff
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
(An- tarctic Peninsula). CCAMLR Science, 4: 19–35. Trathan, P.N., I. Everson, E.J. Murphy, and G.B ... independent predator–prey–fi shery system, referred to below as the ‘predator unit’ (Figure 4). Conceivably ... the potential dif- ferences in the extent of foraging by different species. Figure 4 illustrates the ... shery data in Subarea 48.1. CCAMLR Science, 4: 47–63. Miller, D. and D. Agnew. 2000. Management ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Автор(ы): Constable, A.J. and S. Nicol
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Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review
of 20-50 tonnes per day. The total catch in the fishery was limited to 4 036 tonnes by a CCAMLR ... Closure of the fishery between 4 November 1988 and 20 November 1989. CM 15/VIII, 1989 Closure of the ... of C. gunnari from 2-3 years old to 3-4 years old, particularly at high fishing mortalities ... . 20% of the pre-exploitation level, as used in the CCAMLR generalised yield model). In addition to ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Автор(ы): Parkes, G.B
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Do krill and salps compete? Contrary evidence from the krill fisheries
given factor, with the other factors held fixed. Figure 4 shows the predicted proportion of green ... Month:Area:Salps:SST D f 6 910 5 1 4 1 4 15 4 5 1 4 15 4 15 4 13 Deviance 185 293.90 65 ... general pattern of the proportion of green krill during the season (Figure 4) demonstrated that active ... particles greater than 20 pm (Wright et al., 1996). Therefore, in our case, salps may have been excluded ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 205–216 : Автор(ы): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare
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Statistical problems in krill stock hydroacoustic assessments
approximately 20 n miles from Seal Island (the estimated foraging range of a penguin, personal communication ... Bransfield Strait. Journ. of Crust. Biology, 4: 16-44. WILLlAMSON, N.J. 1982. Cluster sampling estimation ... is approximately 20 n miles from Seal Island, a known penguin rookery. The large swarm observed in ... l'Elephant en mars 1981 (a) et mars 1984 (b). La zone hachuree est situee a environ 20 milles n de I'ile ...
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.
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Catch and Effort Data Submission Instructions
form. Catch and Effort Data Submission Instructions 4 The period code is based on the start ... ), D (for day 16 to day 20), E (for day 21 to day 25) and E (for day 26 to the last day of the month ... ). • For the 10-day reporting period use period code A (for day 1 to day 10), B (for day 11 to day 20), C ... Target species and by-catch species caught Part 4 requires the details of target species and by-catch ...
Document : Site Section: Data
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Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)
. Series 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 1 22 Table 6 ... 1989/90. Since then the reported catch has been in the region of 3 000 to 4 000 tonnes, with the ... selected from the North and Rhine Banks respectively in that year (see SC-CAMLR, 1993 - Figure 4). The ... . Substituting equation ( 3 ) into equation (4) gives: which is in the form of a linear regression y = a ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Автор(ы): Parkes, G., C.A. Moreno, G. Pilling and Z. Young
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Management and uncertainty: the example of South Georgia
present M=O.ll, F=0.65. Annual recruitment, as numbers at 3 years old, has fallen from some 20 ... in the 1980 year-class (paragraph 20 of the report). - 346 - Accepting that the decline in ... ages over 10 years and 19% over 20 years. The short lived fish were mostly small fish like anchovy ... , and that the sustainable yield is small. A long period of protection, perhaps 20 years, would be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 341-353 : Автор(ы): Gulland, J.A.
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Fishery Report 2017: Dissostichus mawsoni (Subarea 88.3)
) fishing activities in Subarea 88.3 between 2006 and 2017. Tag releases and recaptures 4. A total of ... number of fish measured (n) in each year are provided. 4 10. As well as providing these key ... provided in Figure 2 and Table 4 respectively. 5 Figure 2: Location of research blocks in ... Subarea 88.3. Table 4: Research catch limits in Subarea 88.3. Research block Catch limit (tonnes ...
Document : Site Section: Publications
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Fishery Report 2018: Dissostichus mawsoni (Subarea 88.3)
Subarea 88.3 between 2006 and 2018. Tag releases and recaptures 4. A total of 1 401 D. mawsoni have ... in the fishable habitat (iii) assess biomass of Dissostichus spp. 4 Figure 2: Annual ... provided in Figure 1 and Table 4 respectively. Table 4: Research catch limits in Subarea 88.3 ... ) Conservation measure (CM) containing catch limit 883_1 21 20 No CM 883_2 29 25 No CM 883_3 31 50 No CM ...
Document : Site Section: Publications
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