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1. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   and de la Mare ~ e p e c ~ y m ~ e f i 6 1 1 0 ~ a ~ ~ b l 3anaca B COoTBeTCTBPiM C KpMTepkiXMH ... IIpOrHOCTkiqeCKkiX ~paeKT0pHfi 3anaCa H MHTeHCHBHOCTW nOBa Ha JIpOTRXeHHci KOHKPeTHOrO IIepllOAa IIMHTBUUI.1. C O ... . Constable and de la Mare F, in equation 1 is the average fishing mortality over all age classes in year y ... Butterworth et al. (1994) where: 0 ; h(a + t) < l, - I,) ; l, < h(a, t) < l, ; h(a,t) > 1, (4 ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Автор(ы): Constable, A. and W.K. de la Mare

2. Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea

   1 July, so a fish that turned 10 on 1 July is recorded as 10 when sampled in the subsequent ... % = – (α / β). Results Samples collected A total of 1 165 ovary samples was collected by observers ... during the fishing years 2000–2009, with 1 059 available within Subarea 88.1 of the Ross Sea (Table 1 ... 881C in the northern region and Terra Nova Bay (SSRU 881M) (Figure 1). Histological assessment ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Автор(ы): Parker, S.J. and P.J. Grimes

3. Determination of Antarctic krill acoustic back-scattering cross-section

   u2 =p2x2.~2 .G4 (S;p) ~Go r4 • lOo.2S. r acoustic pressure on antenna axis reduced to 1 m distance ... r = distance to the object, m S space attenuation of sound, dB/m (1) Go acoustic cross section ... -directional antenna is determined by expression With where em d A 1(7Td)2 e2 2" X- . m maximum ... angle Q.n G4 min -!(7T~)2 em by substituting (6) into (5) we obtain -1 <;4 = G4min Q.n G4 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 141-152 : Автор(ы): Protaschuk, V.A. and T.A. Lukashova

4. Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill

   areas of Subarea 48.1 (Elephant Island, Joinville, South and West) (Figure 1) of the Antarctic ... vectors representing variable numbers of measured years (Table 1). This method of calculating size ... high recruit- ment. Other years, such as 1995 or 2005 (Table 1), had much lower proportions of small ... from Table 1 were each standardised to have a mean of 1 and then supplied to the GYM as the vector ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Автор(ы): Kinzey, D., G. Watters and C.S. Reiss

5. Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass

   demuestran la gran importancia que tiene la planificacion minuciosa de las prospecciones acusticas. 1 ... South Georgia (Figure 1). There was no information available at the planning stage to produce a ... sections approximately 30 n miles in length. Each section was further divided into 1 n mile integration ... December 1981 and the following values obtained. Constant Source Level [dB/ /1 f..LPa ref. 1 metre ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Автор(ы): Murphy, E., I. Everson and A. Murray

6. 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)

   . carlsbergi en el area. 1. IN1RODUCTION Lantern fish, or myctophids (Myctophidae), are widely distributed ... the southern border of the PFZ between 40° and 36°W, 30° and 25°W and 49° and 53°S (Figures 1 to 5) E ... , 1987) they occurred to the south of 500S (Figures 1 to 4). In summer 1988 (December) the areas of ... calculations made from echo surveys are given in Table 1. Investigations showed considerable seasonal and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Автор(ы): Kozlov, A.N., K.V. Shust and A.V. Zemsky

7. An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island

   MCIlO~b30BaHHeM 0 6 0 6 ~ e ~ ~ o f i MOAeJIl.1 BbIJIOBa (GY- Resumen Los resultados de cuatro ... Mare (1995). A summary of the results is given in Table 1. The areas of the strata covered in all the ... obtained in the earlier surveys. These strata and the trawl stations are shown in Figure 1. The areas of ... regression, to the size data by assigning an age to each component, referred to a 'birthday' of July 1. The ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Автор(ы): de la Mare, W.K., R. Williams and A.J. Constable

8. Integrating Count Effort by Seasonally Correcting Animal Population Estimates (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a case study

   (N̂) by: ˆ ˆ ˆ ˆ ˆ. .area a da C N p p p = (1) where ˆ areap represents the estimator ... denominator adjustment terms are bounded >0 and ≤1, while ˆ ap is bounded >0 with an upper bound determined ... estimation procedure in ICESCAPE can be summarised as follows (Figure 1): 1. Data are presented to the ... . . . . . . . 1 0.9 0.8 min DF 0.6 1 0.8 max Date uncert. DateSFRepeat- ability Raw Count Site.Col ID ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Автор(ы): McKinlay, J., C. Southwell and R. Trebilco

9. Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica

   species such as krill (Everson et al., 1992). Other species, including Chionobathyscus dewitti (Figure 1 ... (SSRUs) A and B) has increased signifi- cantly from <1 tonne in 1996/97 to 2 963 tonnes in 2005/06 ... icefish by-catch in the Ross Sea tooth- fish fishery is limited (<1% of the total catch dur- ing the 2005 ... by-catch is provided in Table 1. Approximately 350 icefish specimens were col- lected and returned ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 139–165 : Автор(ы): Sutton, C.P., M.J. Manning, D.W. Stevens and P.M. Marriott

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

    CCAMLR Science, Vol. 1: 203-207 ESTIMATING CONFIDENCE ... , a YTO PaCCYATaHHbIe AOBepHTeJlbHbIe HHTepBanbl 6 n k 1 3 ~ ~ K BePORTHOCTH HOMHHaJIbHOTO OXBaTa. A ... function which takes the value 1 when X = 0 and 0 otherwise, and I(o,,,[xl takes the value 0 when X = 0 ... and 1 when X > 0. The first term represents a discrete probability mass at the origin and the second ...

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

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