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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
fish in catches is from 8 to 24 cm, the prevailing length is 11 to 18 cm and the weight is between 10 ... . Depending on the length, the fecundity of P.g. shagensis ranges from 8 000 to 29 000 eggs (Lisovenko and ... values (fVI= 0 .8) was used and some parameters of the optimal stock exploitation were estimated. The ... catches taken in the second half of 1978. n=1470 M=O.8 • 4 5 6 years Figure 3: Natural ...
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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Performance and geometry of the FP-120 trawl used during UK fish stock assessment surveys around South Georgia, Subarea 48.3
, SUBAREA 48.3 G. Pilling and G. Parkes Marine Resources Assessment Group 8 Prince's Gardens, South ... Height Horizontal Opening Against Maximum Depth Figure 8 shows the relationship between headline ... regression of horizontal opening (h) h = 34.0 - 3 . 8 0 ~ (3) against tow speed (W) and maximum trawl depth ... Pilling and Parkes 30 T I 3.5 4 4.5 Average Head Height (m) Figure 8: Regression of average head ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 51–69 : Автор(ы): Pilling, G. and G. Parkes
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Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
–360 m depth in 1975/76 (Figure 3a). This aggregation yielded catches of 1–8 tonnes/30 min (Kock ... Scientifi c Papers, 1991 (SC-CAMLR- SSP/8). CCAMLR, Hobart, Australia: 25–67. Everson, I., G. Parkes, S ... . Age determination of Antarctic fi sh. Cybium, 1980 (8): 7–11. Parkes, G.B. 1991. The UK fi sh stock ... South Georgia, 8 to 24 January 1988. Document WG-FSA-88/13. CCAMLR, Hobart, Aus tralia. White, M.G ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Автор(ы): Kock, K.-H., M. Belchier and C.D. Jones
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Investigations of required sampling regimes for environmental parameters
=0.6 P=0.8 P=0.9 1°C 27 47 65 37 60 80 2"C 7 12 16 10 15 20 3°C 5 5 7 6 8 10 Table 3: Sample size ... 60 15 8 January min -0.482 1.488 35 10 6 February max -0.848 2.890 132 33 15 February min ... detection Wind speed daily multiple n=8 per day 10-20% High recording for one month daily multiple n-30 ... a=0,05 et P=O,8. Calcul de l'ecart-type et de l'ecart moyen a l'aide des donnees de 1985 et 1987 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 561–573 : Автор(ы): Agnew, D.J.
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Evaluating the impact of multi-year research catch limits on overfished toothfish populations
selected = 9 8 " " " As per Table 1 except age fully selected = 13 9 " " " As per Table 1 except during ... above age 7, as in a trawl survey 10 " " " As per Table 1 except La50 = 8 years; range: 0 to full ... maturity = 9–15 years 11 " " " As per Table 1 except La50 = 8 years; range: 0 to full maturity = 13–19 ... were fully selected by 2 years was tested in scenarios 7 and 8 respec- tively. Scenario 9 was ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Автор(ы): Welsford, D.C
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On the intensity of sampling krill trawl catches
20 « w ::E 18 Z w 16 U Z UJ 14 '" w u.. u.. Ci 12 w ..... co ~ 10 u 10 w I- 8 w 0 ... ~ '" L 10 u 8 w tu Q 6 ~ ~ 4 Z ~ 2~ 1,,----- 0.1= I I 0.1~ ; 50 100 150 200 500 50 100 150 200 ... ""..~--+-=.-=.-=--=.-",-. -_._-_.-.--_._. 2 3 4 5 6 7 8 9 10 SAMPLE NUMBER Figure 6: Mean lengths (±1 S.D.) of animals collected from ... : (1) where 8 = minimum detectable difference between population means, S2 = the pooled variance ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Автор(ы): Miller, D.G.M.
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[node:field-journal-volume]:37-51
for 8 minutes, then embedded in epoxy resin (Araldite K142) and cured at 50°C for 24 hours. The ... usually lay within the range of zone 8 to zone 13 inclusive. Microscopically, wide zones with many ... origin to lateral line 7–9 8 62 Pyloric caeca 17–38 27 58 Macrourus holotrachys Weight (g) 1067 ... 38 Snout–vent length (cm) 5 4 3 2 1 Sample size per length class 8 521 115 1 23 1 26 1 21 ...
Science Journal Paper : 37–51
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Species identification and age estimation for the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
for 8 minutes, then embedded in epoxy resin (Araldite K142) and cured at 50°C for 24 hours. The ... usually lay within the range of zone 8 to zone 13 inclusive. Microscopically, wide zones with many ... origin to lateral line 7–9 8 62 Pyloric caeca 17–38 27 58 Macrourus holotrachys Weight (g) 1067 ... 38 Snout–vent length (cm) 5 4 3 2 1 Sample size per length class 8 521 115 1 23 1 26 1 21 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 37–51 : Автор(ы): Marriott, P., P.L. Horn and P. McMillan
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On the power to detect changes using the standard methods for monitoring parameters of predatory species
8 (P is the statistical power), 379 ta,[V] = value from a two-tailed t-table with v degrees ... parameter to determine how small a change (8) could be detected between or among years with a given sample ... 34 2.48 (20%) 26 21 1 5 1 0 3.72 (30%) 1 2 1 0 8 5 Incubation shifts by females: Statistical ... : 2.43 (10%) 92 74 56 36 4.86 (20%) 24 20 1 5 1 0 7.29 (30%) 1 2 1 0 8 6 For Cl = 0.10: 2.43 (10 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Автор(ы): Boveng, P. and J.L. Bengtson
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Characteristics of krill swarms from Prydz Bay
. 183 I:t: ~ p:) I:t: \il ~ Z 0 H 8 I:t: 0 ~ 0 I:t: ~ I:t: ~ p:) I:t: \il ... ~ Z 0 H 8 I:t: 0 ~ 0 I:t: ~ (a) 0.20 - -- 0.15 - - c- f- 0.10 - - 0.05 - h I I 1 4 ... . 184 ~ >Q * p-; 0.25 fil 0.20 III z 0.15 0 H 0.10 8 p-; 0.05 0 III 0 p-; III 1.0 4.5 ... 0.10 Z 0 H 8 0.05 p-; 0 III ~ III 2.6 5.2 11.5 length) 7.8 150 100 50 (m ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Автор(ы): Agnew, D.J. and I.R. Higginbottom
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