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Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Division 58.4.1
.............................................................................. 2 Biological data........................................................................... 4 ... Length distributions of catches ......................................................... 4 Tagging ... .................................................................................. 4 Life-history parameters .................................................................... 9 ... conducted research fishing during this season. 4. For 2015, a total of three vessels, one each from ...
Document : Site Section: Publications
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Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)
sample is shown in Figure 2. The length-frequency plots for cohorts of estimated age 0+ to 4+ years are ... Table 1. Length-at-age is plotted in Figure 4. Based on the length-frequency modes observed, fi sh ... contained fi sh 0+ years old. Similar peaks Length-at-age in juvenile Patagonian toothfi sh 4 Ashford ... 1+ 32.5 0.17 121 2+ 41.3 0.38 113 3+ 55.0 1.39 26 4+ 61.3 1.21 10 Table 2: Age–length key for ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Автор(ы): Ashford, J., C. Jones, S. Bobko and I. Everson
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WG-FSA-11/53
Time 4. Setting 5. Hauling. 1. Terminology: Gear 1) Downline: A vertical section of ... dimensions 4) Lazy line: A section of line that connects the mainline with the downline. It consists of ... and Polypropylene 3:7) Figure 4: Dimension of lines 7) Aparejo: A section of line to ... . The downline is buoyed at the surface and connected to one anchor (100Kg~120kg) and 4 pieces of ...
Document : Site Section: Publications
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Analysis of haul data from the South Georgia krill fishery
fishery operated over a wider area than during 1994 (Figure 4). In the early part of the season (Figures ... the restricted area of operation (Figures 3, 4 and 5) and the large number of hauls per day (Table 1 ... and 1996 (Figures 4 and S), with the fishery being more tightly clustered in June and July and less ... , assuming a constant speed of 4 knots during the haul. These nominal distances are much greater than the ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 9–30 : Автор(ы): Trathan, P.N., I. Everson, E.J. Murphy and G.B. Parkes
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
, Notothenia kempi and grey rockcod. Among the predators are Patagonian toothfish and marbled notothenia. 4 ... determined from the data on age composition: T = 2 x 0.07 + 3 x 0.57+4 x 0.24+5 x 0.11 +6 x 0.0095 = 3.42 ... ranges from 2 to 4 years depending on the fluctuation of fish abundance. The long-term mean age was ... stock assessments. Moscow, VNIRO. pp. 4-42. (In Russian). BALUSHKIN, A.A. and Y.A. PERMITIN. 1982. On ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Автор(ы): Shlibanov, V.I.
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Australia: An integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
. Stock hypothesis 3. Fishing history 4. Data collection 5. History of stock assessments 6. Data for ... French EEZ (Division 58.5.1) • Predominantly longline fishery with 4 vessels (one is dual trawl ... grounds creates challenges for stock assessment 4. Data collection Data collection: • Vessel ... longline (blue). The analysis is based on hauls pooled by block size of 1/8° latitude * 1/4° longitude ...
Document : Site Section: Meetings
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Commercial krill fisheries in the Antarctic, 1973 to 1988
from the three areas (Figures 4 to 6) show slight differences, although Soviet and Japanese catches ... remain dominant. In Statistical Area 48 (Figure 4) the overall catch trend is similar to that for all ... illustrated in Figure 4. Given the relative importance of catches from Statistical Area 48, therefore, the ... systematic net sampling with relatively small scientific nets (Table 4). As Everson (1988) has emphasized ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Автор(ы): Miller, D.G.M.
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Target strengths of krill at 136 and 20 kHz
and the QM-MK-II echointegrator. Results of krill TS assessments are given in Table 4 which gives ... given in Figures 1 to 5. 4. DISCUSSION As one can see from Tables 1 to 4, the experiments which were ... equations for TS and L, calculated using data in Tables 1 to 4, are shown in Table 5 and their ... obtained at f=136 kHz are much lower (by as much as 4 to 5 dB) than TS values recommended by BIOMASS (Anon ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 141–157 : Автор(ы): Kasatkina, S.M.
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Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
methods are described in Frolkina et al. (1998). For bottom trawl surveys, a HEK-4 bottom trawl was ... , varied between 108 mm in individuals ( 3 4 cm) were found in surveys targeting 1984 and 76-80 mm in ... insignificant regions, it was only possible to use the results for numbers (only 1-4%). In March-April, i.e ... (cm) Number of speciinei-ts 4.22 32.5 No data 4 192 Atlnnfidn L = 15-25 cm (%) 01/04-27/05 ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Автор(ы): Frolkina, G.A
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A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures
will ensure that each element can effectively interact with other elements. Figure 4 illustrates the ... 3) M ur ph y et a l. (2 00 4) Pa rt ic ul at e pr od uc ti on M ic ro bi al ... tr an sp or t. N ic ol a nd K aw ag uc hi (2 00 4) W ill ia m s (2 00 4a ) M es ... .g . j uv en ile s, ad ul ts . Ph ill ip s (2 00 4) W ill ia m s (2 00 4b ) C en ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Автор(ы): Constable, A.J
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