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  1. An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data

    conservation measures limiting entry to vessels, avoiding by-catch by having vessels move when by-catch ... notation of Hilborn and Walters (1992), in its simplest form the Leslie depletion estimator (Leslie and ... of the form: yt = qN1 – qKt–1 (1) where yt is an index of abundance such as CPUE, q is the ... prior to t. Fitting by linear regres- sion provides slope equal to q and ratio of inter- cept to slope ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Автор(ы): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara

  2. Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season

    \~. P . • . • . • 20 30 • • t • , "' ... I' 50 t I· ... ··"· ", • . 0 . 01 . . I ... distribution have been the subject of a series of scientific works (Kalinowski and Witek 1982, 1985; Anon ... QI = catch in haul i; T tp.1 = duration of haul i ; n = number of hauls over the study period ... -east (500 1O'S to 59° 30'S and 43°30'W to 44°W) and south-west (Figure 1). In the daytime, krill was ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Автор(ы): Kasatkina, S.M. and V.I. Latogursky

  3. Beyond MSY: a consideration of definitions of management objectives

    largest stock in the data series, the MNR for plaice being indeterminate but certainly less than 30 ... is greater that S t' the op spawning stock corresponding to this maximum, the objective of GNAI will ... be met by taking an amount R-S t' so that the escapement (i.e. recruitment op less catch) will ... maintained at S t' then catches op will vary. It can be argued that they are not being sustained, and that ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Автор(ы): Gulland, J.A.

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

    fishery for Antarctic krill – recent develop- ments. Fish Fish., 13 (1): 30–40. Peatman, T., J. Moir ... data on recruitment variability and natural mortality. A data series for recruitment based on the ... four gamma levels, four recruitment time series, three values of natural mortality and four values of ... logarithms were separated by gaps representing proportions that did not occur in the original time series ...

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

  5. The Patagonian toothfish (Dissostichus eleginoides) fishery in the Kerguelen Islands (Indian Ocean sector of the Southern Ocean)

    métiers exercés. Les séries temporelles les plus récentes montrent des tendances à la baisse, peut-être ... entered in a single- table database called ‘Kerpêche’ for trawlers (split- years – 1 July to 30 June ... fact that longlining is a selective fishing method. Fish under 30 cm in total length are never caught ... ). The data series shows that the average depth of the longline has increased since 1998. Average fish ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 1–25 : Автор(ы): Lord, C., G. Duhamel and P. Pruvost

  6. Observation of seabirds in the Southern Ocean in 1988/89

    OT 60° 1O.1IJ.) o6RacTH IO)l{Horo OKeaHa. Ha6RIO,l\eHH5I, no 30 MHH. Ka)l{,l\oe, BbInORH5IRHCb e)l ... shown in Figure 1. Observations lasting 30 minutes each were carried out during the daylight hours at ... , South Africa, 10 to 18 April, 1985. BIOMASS Report Series 44). Despite the long duration of the ... their numbers never exceeded 10. Only once, on 30 December 1988, when the vessel was sailing across an ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Автор(ы): Vagin, A.V. and V.V. Popov

  7. CCAMLR ecosystem monitoring and management: future work

    the ecosystem, noting that Constable 238 T ab le 1 : C ha ra ct er is ti cs o f t he ... e ec os ys te m . d e la M ar e (1 98 8) B ut te rw or th a nd T ho m so n ... (1 99 5) ; T ho m so n et a l. (2 00 0) M an ge l a nd S w it ze r (1 99 8) C ... on st ab le (2 00 1) E ff ec t d ir ec ti on C lo se d fo od -w eb m od el w ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Автор(ы): Constable, A.J

  8. Marine mammals and demersal longline fishery interactions in Crozet and Kerguelen Exclusive Economic Zones: an assessment of depredation levels

    4 15 1 05 1 31 4 9 23 0 30 7 94 3 10 4 78 9 25 1 14 4 T ab le 3 : C ... use autoline-system longlines set in a series of 1 km long sections (up to eight sec- tions) with 1 ... ); (Bigg et al., 1983) and characteristics of their saddle patch(es) (colour, form and scars ... interacting was 8.2 ± 4.7 (n = 552, range 1–20) and 4.1 ± 3.4 (n = 737, range 1–30) individuals respectively ...

    Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 67–82 : Автор(ы): Roche, C., C. Guinet, N. Gasco and G. Duhamel

  9. Seabird mortality in the Patagonian toothfish longline fishery around Crozet and Kerguelen Islands, 2001–2003

    – delord@cebc.cnrs.fr T. Micol Territoire des Terres Australes et Antarctiques Françaises rue Gabriel ... Introduction Seabirds form an integral part of marine eco- systems. They depend entirely on the resources of ... -service’ form – bait and offal discarded at sea – attracts many seabirds to Резюме В ходе законного ... /thousand hooks) 0.63 ± 0.04 (0–52.5) 0.46 ± 0.02 (0–20.8) Delord et al. 58 T ab le 3 : Su m ...

    Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 53–80 : Автор(ы): Delord, K., N. Gasco, H. Weimerskirch, C. Barbraud and T. Micol

  10. Small scale krill surveys: simulations based on observed euphausiid distributions

    . Thus even under favourable conditions, when the cv is close to 0.3, prey surveys may take 30 or more ... . 248 REFERENCES BIOMASS. 1980. FIBEX acoustic survey design. BIOMASS Report Series 14. BIOMASS ... . 1981. Post - FffiEX data interpretation workshop. BIOMASS Report Series 20. BIOMASS. 1986. Post ... - FIBEX acoustic workshop. BIOMASS Report Series 40. BUTTERWORTH, D.S. 1988. A simulation study of kriU ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Автор(ы): Agnew, D.J. and S. Nicol

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