Resultados de la búsqueda
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An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL
observers in 10 mm bins. In the model, these length-frequency (LF) data were aggregated into 100 mm bins ... 3 T ra w l B (f 2) E ar ly (s 1) 0 0 0 29 69 19 62 10 28 29 0 14 7 ... 10 12 29 92 3 15 93 61 2 11 6 61 6 15 4 T ra w l B (f 2) L at e (s 3 ... 1999 58 6 2000 24 71 48 2001 10 19 94 74 2002 10 2 65 56 84 2003 3 1 11 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Autor(es): Candy, S.G and A.J. Constable
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Preliminary model of krill fishery behaviour in Subarea 48.1
Preliminary Model of Krill Fishery Behaviour (l0 longitude by 0.5" latitude) and temporal blocks of 10-day ... index and e x , = catch-per-unit-effort (tonnes-per-hour). t is a product of the number of 10-day ... that a vessel normally fishes in a 10-day period. Chilean data over 1989 to 1992 showed that the ... 89.6 hours per vessel per 10-day period (number of 10-day-periods = 22, SD 30.4). The total time ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 71–79 : Autor(es): Agnew, D.J. and V.H. Marín
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Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass
la explotacion y por 10 tanto no requiere correccion. Este trabajo examina 10s efectos de las ... large number, say 10 001, of replicate determinations of the pre-exploitation biomass). Thus, no ... , while the second set used 10 001 replicate random initial age structures to estimate S,,. Two types ... ) and from 3 10 001 randomised starts. Three criticallhvels of depletion are examined as proportions of ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Autor(es): Constable, A.J. and W.K. de la Mare
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Cephalopods: Trophic modelling of the Ross Sea
% small demersal fishes; 5% silverfish; 5% pelagic fishes; 5% cephalopods (cannibalism); 10% E ... . crystallorophias; 15% E. superba; 10% other macrozooplankton; 30% mesozooplankton; 5% megabenthos; 10 ... intake of about 10% per day (see Wells & Clarke 1996 and references therein). Pecl et al. (2004) uses ... lead to P/B value for adult arrow squid (>10 cm ML) of 3.1 y-1. The von Bertalanffy growth parameters ...
Document : Site Section: Publications
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Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries
. 10 (2003): 139–151 139 AGE, GROWTH AND SIZE AT SEXUAL MATURITY OF MACROURUS CARINATUS CAUGHT AS ... weight (to the nearest 10 grams) of a random subsample of fi sh. Only fi sh with undamaged tails were ... Dorsal Ventral van Wijk et al. 142 0 5 10 15 20 25 30 -500 -400 -300 -200 -100 0 100 200 300 ... ). Region a b R2 N Heard and McDonald Island 2.4589 × 10-9 3.1159 0.9721 474 Macquarie Island 1.4676 × 10 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Autor(es): van Wijk, E.M., R. Williams and A.J. Constable
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
exclusively Macrourus whitsoni, comprised a substantial by-catch of the fishery, accounting for about 10% of ... plot (Figure 4) suggests that the reader generally assigned higher ages to fish that were between 10 ... and 30 years old in the second reading. Males Females 0 10 20 30 ... 40 50 60 0 10 20 30 40 50 60 Age ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Autor(es): Marriott, P.M., M.J. Manning and P.L. Horn
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Fishery Report 2017: Dissostichus eleginoides South Georgia (Subarea 48.3)
conservation measures. 4 Biological data 10. The collection of biological data under CM 23-05 is ... 48.3 (see WG-FSA-10/38 and WG-FSA-15/26). The 2015 survey covered the whole shelf area, covering ... ) 2004 221 82 221 38 - - 10 2005 152 121 152 9 - - 19 2006 177 137 177 7 21056 - 35 2007 177 130 ... 2014 120 61 120 4 12969 - 15 2015 120 56 120 2 10937 10 2016 138 64 138 1 14960 - 14 2017 138 54 ...
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Fishery Report 2017: Dissostichus eleginoides Kerguelen Islands French EEZ (Division 58.5.1)
legal catches, resulting in total removals exceeding 10 000 tonnes in some seasons. 9. IUU fishing ... . ** Data up to end of July 2017. 3 Data collection Biological data 10. The collection of ... eleginoides occur throughout the Kerguelen Islands shelf, from shallow waters (<10 m) to depths of at least ... that differed between species (WG-FSA-10/34). 24. The catch histories for by-catch species since 2005 ...
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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)
, empero, las mayores concentraciones se encontraron principalmente a 10 largo de los limites de la Zona ... spring season (September/October), low-density concentrations were not long, stretching from 0.5 to 10 ... surface (from 10 to 100 m) at night, while during the day concentrations descended to depths of 160 to ... from 10-50 to 100-120 m. The majority of E. carlsbergi concentrations adhered to the peripheries of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Autor(es): Kozlov, A.N., K.V. Shust and A.V. Zemsky
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Modelling krill recruitment
generating random R(t) values, by means of equation (10), is that which would apply when there is no ... Recruits Because the number of recruits given by equation (10) has a random variable in the denominator ... calculate a bias correction factor. The expected value of the random part of equation (10), expressed in ... Recruitment Table 1: Results achieved by the krill recruitment model for 10 000 trials. and variance: (27 ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 49–54 : Autor(es): W.K. de la Mare