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Evaluating the impact of multi-year research catch limits on overfished toothfish populations
25% " " 5 730 30% " " 6 677 35% " " 7 As per scenario 3 20% 30 As per Table 1 except age fully ... ) Change in years to recover to 50% SSB0 1 0 –3 2 0 1 3 0 –2 4 0 –2 5 0 1 6 4 –2 7 –4 ... 3 8 0 –2 9 0 0 10 0 –2 11 0 9 12 5 –4 13 –6 7 Welsford 54 Studies that have ... , should aim to produce an as- sessment within a 3–4 year time frame of research commencing (SC-CAMLR ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Автор(ы): Welsford, D.C
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Fishery Report 2018: Exploratory fishery for Dissostichus eleginoides in Division 58.4.3a
2015 2016 2017 2018 France Saint André 235 (9) 60 (11) 90 (22) 6 (3) Mascareignes III ... (0) 235 (9) 116 (12) 200 (25) 90 (6) 0 (0) 13 (3) 15 (3) 6 By-catch of fish and ... (tonnes) D. mawsoni D. eleginoides Total 2005 250 9 97 105 98 2006 250 1 88 89 0 2007 250 1 3 4 0 ... 16 * 2014 32 0 32 32 * 2015 32 0 15 15 * 2016 32 0 0 0 * 2017 32 0 11 11 * 2018 38 0 3 3 ...
Document : Site Section: Publications
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Daily TAC Report Form
Report 2 Report 3 Report 4 Report 5 Report 6 flag state of vessel Vessel flag registered name of ... NAF format for email From: 1 2 3 4 5 6 Sent: Monday, 21 Nov 2011 SR SR SR ... lonnbergi Antarctic skua OTB1 Side otter trawls SQC Squid - common 46 Eagle 13/0 size: 15mm B day 6 to ... McCain's skate DCR Thalassarche chlororhynchos Yellow-nosed Albatross TMB Midwater Beam Trawl 6 ...
Document : Site Section: Data
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Scar group of specialists – Marine living resources of the Southern Ocean
Cambridge, England 6-8 October, 1975 2. Election of a rapporteur 3. Report on the activities of the ... ) --------------------------~----------------------~-------------------------------------------- 3. at the end of their first summer (approx. 6 months to June). By the following January ... history and geography of antarctic krill (Euphausia superba Dana) . Discovery Rep. 3 2 : 3 3- 4 6 4 ... GROUP OF SPECIALISTS MARINE LIVING RESOURCES OF THE SOUTHERN OCEAN 6- 8 OCTOBER, 1975 SCOTT POLAR ...
Document : Site Section: The Organisation
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Fishery Report 2018: Dissostichus eleginoides and D. mawsoni South Sandwich Islands (Subarea 48.4)
) Total 1 (0) 193 (2) 202 (22) 83 (7) 147 (6) 179 (0) 202 (3) 584 (15) 146 (22) 189 (15) 191(16 ... 2012 - 7 - 1 5582 - 0 2013 - 6 - 1 3115 - 0 2014 11 3 3.5 0 1124 - 0 2015 11.2 4 3.5 0 624 - 0 2016 ... 13.8 3 4.3 1 1203 - 0 2017 13.6 5 4.3 1 1590 - 0 2018 10.1 6 3.2 2 1825 - 0 8 Assessments ... ). 3. There was no further fishing activity in Subarea 48.4 until 2005 when a mark-recapture ...
Document : Site Section: Publications
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Natural mortality rate in the mackerel icefish (Champsocephalus gunnari) around South Georgia
- E a, f F 0 8 6 -5 -10 -1 5 -20 3 4 5 6 7 8 9 Age (years) Olsen Frolkina Kock ... ~ ~ 6 0 ~ B IIpeAbIAYIQLlX OueHKaX. K COKaJIeHIIH), HeAOCTaTOYHOCTb BCeX H ~ ~ O ~ O B AaHHbIX ... recruited at age 3 years. Using the assumption that fish are fully recruited to the fishable population ... by age 3 years, the annual survivorship has been estimated (Table 1 and Figure 2). The mean and 95 ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 245–257 : Автор(ы): Everson, I
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Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution
aa p (3) where the parameter set is given by θ = (ω,p1,…, pA), 0 < pj < 1 for all j, 1 1 A aa p ... distribution of π given by equation 3) and is given by Mosimann (1962, equation 7) and Johnson and Kotz (1969 ... ∑ (6). This follows simply from the independence of the haul-level samples and is a special case of ... likelihood to determine ωy from haul-level class frequency data and thus determine ϕy from equa- tion (6) in ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Автор(ы): Candy, S.G
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Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
1977/78-1981182 rr. 3a McKnIoveHHeM o - ~ a 3 n e @ a ~ ~ , COCTOSIHHH) pb16~b1x 3anaco~ B IOXHOE ... Yacm AyrH CKOTHSI AO l998 r. ygenxnocb HeAOCTaTOqHO BHklMaHMSI, HeCMOTPR Ha 3~aYEI~eJlb~b1% BbIJIOB B ... IIepBbIe 4 rOAa IIpOMbICna H IIpeKpaCHyIO BO3MOWHOCTb An2 0~60pa 06pa7rlo~ M 3 3TMX YJIOBOB. B TeveHHe ... 3 ~ o r o neptiona ~ay~~o-1.rccnenosa~enbc~tie caeMm sanaco~ 6b1n~ npoBeneab1 TonbKo r e p ~ a ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Автор(ы): Kock, K.-H., C.D. Jones and S. Wilhelms
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Standardization of fishing effort for Champsocephalus gunnari in the South Georgia area (Subarea 48.3)
2 2 -2.051 0.583 20 2 1 3 1.560 0.640 19 3 4 -0.133 0.134 38 4 5 1.360 0.737 2 3 9 6 0.176 ... 0.808 1 1984 21 -0.235 0.216 14 1985 22 -0.250 0.381 3 1986 23 -0.921 0.279 6 1987 24 -0.592 0.196 ... i category types. (2) (3) The sequence of calculations when defining model parameters is made ... described in the paper by Gasiukov (1990). 3. DATA USED Standardizing fishing effort for C. gunnari in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 327–336 : Автор(ы): Gasiukov, P.S.
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Detection and quantitative estimation of krill concentrations by hydroacoustic instruments
-10 knots and the roughness of the sea up to force 4)], we can calculate -6 2 long (0= 5 . 10 m ... 2 ac o = 5 • 10-6 m2 , Jmin 10 Wt/m and S = 0.03 db/m in formula (1) we obtain r = 120 m. max ... registration of the item, m ; f. transmission repetition frequency, imp/min. ~mp (3) - 132 - This ... echo signal from an individual krill. As an example, we have calculated by formula (3) directivity ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Автор(ы): Yudanov, K.I.
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