Résultats de la recherche

1. Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia

   information to estimate the total biomass of icefish in the population. 3. Use the length-frequency and ... population N, can be calculated as follows: 1 P l l ll B N p w ψ = = å (3) where ψl is the ... remaining from the previous year is assumed to be taken immediately from the population. 3. The model ... of the first ‘year’. 5. Steps 3 and 4 are then repeated to give the population abundance at the end ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Auteur(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew

2. Modelling and decision making as part of the CCAMLR management regime

   , 3aAYMaHHaH AJIH c03AaHHH KOMrrJIeKCHOH CHCTeMbI rrpHHHTHH perneHHH, Heo6xoAHMOH AJIH 33. A feature of the modelling schema is that individual models may be used within more ... -5 April 1984, sponsored in IFORS, Papers in ISBN 07988 3026 3. Sissenwine, M.P. 1983. Modelling ... . - 310 - Table 3. Potentially useful models of the Antarctic krill resource and where they might be ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 295-322 : Auteur(s): Miller, D.G.M.

3. The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters

   penguins is at least open to question. Results shown in Table 3 are much more interesting. When samples ... groups 45.07 Krill (within group) 54.93 Table 3: Nested ANOVA for groups of penguins sampled on the ... : Tableau 3: Tableau 4: Tableau 5: Figure 1: PvlCYHOK 1: 374 Liste des tableaux ANOVA a un ... : Tabla 3: Tabla 4: Tabla 5: Figura 1: Lista de las tablas ANOVA de un factor para dos grupos de ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Auteur(s): Marschoff, E. and B. González

4. A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia

   MnM HaMepeHHOTO M3'bRTkiX M 3 nOnynXUMM MH@MQM~oB~HH~IX ~ p a 6 0 ~ . TO B O C O ~ ~ H H O C T ... ~a~b1 IIOAqepKMBaWT BaXHOCTb TOTO, YTO IIpH p a s p a 6 o ~ ~ e CTpaTerMM YIIpaBneHMX 3~0fi n0nyn ... Island waters % Prevalence 1-2% Unparasitised* 76 % 20% 40 % 3% 3 Harvesting healthy and infected Figure 4b: Ratios of exploited ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Auteur(s): Basson, M

5. Estimating confidence intervals for fish stock abundance estimates from trawl surveys

   , a YTO PaCCYATaHHbIe AOBepHTeJlbHbIe HHTepBanbl 6 n k 1 3 ~ ~ K BePORTHOCTH HOMHHaJIbHOTO OXBaTa. A ... equations (3) and (5) are more efficient estimators (have lower expected standard errors). Confidenhce ... the delta method estimator, equation (3) . The total abundance estimate B is given by: where dj ... vectors of biomasses b ,... bk at the roots of function ( 1 3 ) are regarded as nuisance parameters ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 203–207 : Auteur(s): de la Mare, W.K

6. 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

   ., 1997) with a mouth opening of 18–22 m between the tips of the wings and a net height of 3–4 m in two ... Admiralty Bay (King George Island, South Shetland Islands). Pol. Polar Res., 1 (2–3): 155– 162. McKenna ... ., 8 (3): 267–271. 149 N. rossii in the Atlantic Ocean sector – revisited Fi gu re 1 ... 3: Catches (kg/30 min) of Notothenia rossii at Elephant Island by: (a) Weser, January–April 1976; (b ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Auteur(s): Kock, K.-H., M. Belchier and C.D. Jones

7. Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48

   3a~ep~KH B npHMeHeHHH, OHH Bce-TaKH He npHHHMalOT BO BHHMaHHe HH~opMa~HIO 0 6HOJlOrHqeCKHX CB~3~X ... associated with initial implementation of an alternative are not considered (3) Reliability of the ... among subareas are: (1) Historical catches, (2) Even division among subareas, (3) Shelf area, (4 ... could be set at 500 000 tonnes each (1500 000 tonnes/3 = 500 000 tonnes). The catch can be further ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Auteur(s): Watters, G. and R.P. Hewitt

8. A review of the trophic role of mesopelagic fish of the family Myctophidae in the Southern Ocean ecosystem

   BbICOKYIO YHCneHHOCTb U 6UoMaccy 3 T H X pb16. C O ~ J I ~ C H O npe~BapHTeJlbH0fi OqeHKe, rOAOBOe ... IlpOAyKqHIO O ~ ~ ~ H U ~ M O B B~ICLLIUX 3 ~ e ~ b e ~ n a ~ e s o f i qenH ( o n p e ~ e n e ~ ~ b ~ x ... consumption, which amounts to 3.27% and 3.86% of body weight respectively. A similar rate of consumption, 3 ... . Journal of Ichthyology, 21 (3): 467-472. Nemoto, T., M. Okiyama and M. Takahashi. 1984. Aspects of the ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 71–77 : Auteur(s): Kozlov, A.N

9. Some principles for fisheries regulation from an ecosystem perspective

   'conservation' includes rational use 3. Any harvesting and associated activities in the area to which this ... by consensus (Rule 3 of the Scientific Committee rules of procedure, and Article XII of the ... point or open loop regulation; (2) passive adaptive regulation; and (3) active adaptaive regulation ... made about the consequences of conservation measures. Approach (3) actively seeks to learn more ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 323-339 : Auteur(s): de la Mare, W.K.

10. Estimates of fish stock biomass around South Georgia in January/February 1985

    . El tamafio - 3 - de las reservas de N. gibberifrons y Ps. georgianus estaban a un nivel de ... to be adopted as a conserva- tive approach, - 5 - 3 Results Evaluations were carried out for ... of the island in divisions 61 and 62 (fig. 3 , fig. 1) mostly in the 250-500 m depth zone. This ... 48-49 cm (fig. 12) which is an increase of more than 3 cm in comparison to the latest available ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 1-32 : Auteur(s): Kock, K.-H.

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