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Beyond MSY: a consideration of definitions of management objectives
North Sea plaice for two ages of first capture are shown in Figure 2. Apart from a constant, these ... recruit curve of Figure 2 for a high age at first capture does not reflect the behaviour of the total ... decision tree. 1. Is the spawning stock below the safety level? Yes; close the fishery. No; go to 2 ... . 2. Is the value of F in the next season likely to reach the target F if no measures are applied ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Автор(ы): Gulland, J.A.
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Spawning locations of mackerel icefish at South Georgia
p e c ~ O B 0 2 " I n e ~ x ~ o i i pb16b1 (C/zar izp~o~epl~a l~~~~ gurznari) H ee n a w m o K B ... Midwater Trawl (RMTS). Of these stations, 26 were in water deeper than 2 000 m, 11 were in the shelf ... /slope region in water between 200 and 2 000 m deep, and the remaini~lg five were made in water ... et al. analysis. The data are presented in two forms. In Figure 2, monthly histograms showing the ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Автор(ы): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock
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Modelling and decision making as part of the CCAMLR management regime
(Table 2). The first of these models (3A-Table 2) would be for the purpose of providing insights into ... forces would be the harvests of the predators and their prey. Each of the models in Table 2 would ... attributes in Table 2 may not necessarily be the best. As such, the purpose is to show how such a schema ... International Conference on Operations Research in Resources and Requirements in Southern Africa, Pretoria 2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 295-322 : Автор(ы): Miller, D.G.M.
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Some principles for fisheries regulation from an ecosystem perspective
conservation of Antarctic marine living resources 2. For the purposes of this Convention, the term ... point or open loop regulation; (2) passive adaptive regulation; and (3) active adaptaive regulation ... dynamics of the exploited system. Approach (2) incorporates the additional idea that, as exploitation ... relies on approaches (1) and (2). The aim of analytic fishery models such as that of Beverton and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 323-339 : Автор(ы): de la Mare, W.K.
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Seasonal and inter-annual variability in the distribution of Electrona carlsbergi in the southern Polar Front area (the area to the north of South Georgia is used as an example)
localised and subject to high levels of variability . 2. RESULTS AND DISCUSSION Electrona carlsbergi is ... (Table 2). 3. CONCLUSIONS Following the investigations, fairly distinct patterns emerged in respect ... 29.6 1107 6 - 257 37.4 * density range * * mean value Table 2: E. carlsbergi biomass and ... mile) 2 to 5 December, 1988 532 13811 6 -77* 26.0** 9 to 12 December, 1988 687 17885 7 -102 26.0 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Автор(ы): Kozlov, A.N., K.V. Shust and A.V. Zemsky
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Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review
2 B K n I o v a e T K O M ~ ~ I H ~ L ( I . ~ K ) CymeCTBylQmHX M e p ( ~ a n p H ~ e p , 0 ... of C. gunnari from 2-3 years old to 3-4 years old, particularly at high fishing mortalities ... fish (27-40 cm). One, however, was composed almost entirely of 1 and 2 year olds (about 12-30 cm). In ... Meeting and Provisions Relating to Young Fish CM 2/III, 1984 Minimum mesh size of 80 mm for C ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Автор(ы): Parkes, G.B
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Scientific Abstracts 1997
man-made debris at Bird Island, South Georgia, revealed a total of 710 items, 2% less than the record ... _________________________________________________________________________________________ 2 CCAMLR Scientific Abstracts, 1997 ... landed 2 100 tonnes of toothfish. Although catch rates were initially high at around 0.7 kg per hook at ... Cross, Madingley Road, Cambridge CB3 0ET, United Kingdom), 2 pp. (English, unpublished). WG-EMM-97/8 ...
Document : Site Section: Publications
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FAO PSM Guide
.............................................................................................................. 17 2. PROCESS FOR THE CONCLUSION OF THE 2009 FAO PORT STATE MEASURES AGREEMENT ... ..........................................................................................................................................95 2. Summary of capacity development workshops to enhance the implementation of port State ... community prior to the conclusion of negotiations in 1982. 2 Importantly, the Conference adopted ... a declaration with principles and an action plan, laying down the first blueprint of its type.2 ...
Document : Site Section: Compliance
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Scientific Abstracts 2003
than about 1–2% of the birds’ plumage was oiled, and breeding success was apparently not affected ... 2 effort to ensure correct disposal of debris with the potential to entangle wildlife at sea ... 4 (Brazil), based on data provided by T. Neves (Instituto Albatroz, Brazil), 2 pp. (English ... spawned for 2–3 times. The number of eggs produced per gram of body weight is higher in the north ...
Document : Site Section: Publications
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WG-FSA-05/26
“Shinsei Maru bottom line system” as shown in Figure 2, sub line is not used, and each` branch line ... main line directly and vertically. 2. The reason why we want to adopt “Shinsei Maru bottom line ... (6.5kg) Hooks Weight Hooks ANCHOR GROUND FIGURE 2. SHINSEI MARU BOTTOM LINE SYSTEM BUOY SURFACE ...
Document : Site Section: Publications
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