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1. Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)

   catch of target and by-catch species (quantity and weight) were recorded. Additionally, records of air ... - gravid, and 5 - post-spawning (Kock and Kellermann, 1991). For by-catch species, total catch weight of ... . Specimens of by-catch fish were also collected and frozen for subsequent verification of species ... in the case of D. nzawso~zi, and 1 cm length classes for other species. Finally, the catch per unit ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Автор(ы): Arana, P.M. and R. Vega

2. Brief comments on the simulation study made by Professor Butterworth on krill fishing by an individual Japanese trawler

   values used for the minimum catch rate per overall elapsed time. It is suggested that an improvement in ... behaviour of the simulation model with respect to the values used for the minimum catch rate per overall ... tiempo de busqueda. Butterworth (1988) made a thorough examination of the usefulness of catch-per ... made on the basis of CRmin (the minimum catch rate per overall elapsed time). Over a range of 1 to 3 ... catch during the fortnightly period, leading to the extreme of remaining in the concentration first ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 347–350 : Автор(ы): Ichii, T. and Y. Endo

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

   legal fishery to assess the trends in and the factors affecting catch-per-unit-effort (CPUE) in both the ... the trends in and the factors affecting catch-per-unit-effort (CPUE) in both the trawl and the ... used to give a general view of the patterns observed in the unstandardised catch-per-unit-effort ... toothfish, Dissostichus eleginoides, Kerguelen Islands, trawl fishery, longline fishery, CPUE (catch-per ... great deal of missing data concerning by-catch and the number of birds killed. These data have been ...

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

4. Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data

   Scotia Sea, shifting to shallower depths again in early spring. The average catch-per-unit-effort (CPUE ... shallower depths again in early spring. The average catch- per-unit-effort (CPUE) was highest during the day ... were examined using Japanese fi shery data. Materials and methods The krill catch datasets (total of ... varied between months and areas and averaged 49 minutes (±26 min; SD). Catch-per-unit-effort (CPUE) was ... defi ned in this study as catch per volume of trawled water (g/m3). The volume of trawled water was ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Автор(ы): Taki, K., T. Hayashi and M. Naganobu

5. Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia

   risk from these fisheries at this time. Until fishing methods which do not catch albatrosses are in ... therefore at serious risk from these fisheries at this time. Until fishing methods which do not catch ... toothfish (Dissostichus eleginoides). These fisheries are also known frequently to catch albatrosses ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Автор(ы): Croxall, J.P. and P.A. Prince

6. Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3

   (WG-EMM) in Siena, Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella) in the ... -catch of fur seals (Arctocephalus gazella) in the krill fi shery around South Georgia, and on ... Management (WG-EMM) in Siena, Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella ... fi ne-scale catch and effort data. The data submitted to CCAMLR by those krill vessels operating in ... measures resulted in some reduction in by-catch, but not its elimination. Once the vessel had discovered ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Автор(ы): Hooper, J., J.M. Clark, C. Charman and D. Agnew

7. Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)

   in vessels' analyses of catch of birds per unit effort (BPUE), as well as of the haul-by-haul ... hook size were important sources of variation, both in vessels' analyses of catch of birds per unit ... observed to have been killed was 1 178, giving a mortality rate (i.e. catch of birds per unit effort ... than those included in Figure 3. Nevertheless, one comparison could be made. The catch rate of a ... hook size has no effect on catch rates) with a probability of P < 0.001. Effect of Streamer Lines ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Автор(ы): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen

8. A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands

   of standardized catch data by expressing the catches of N. rossii and N. gibberifrons in proportion ... catch data by expressing the catches of N. rossii and N. gibberifrons in proportion to the catches of N ... individuals were mainly juvenile, with a limited number of adults. This catch composition, found at a water ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Автор(ы): Barrera-Oro, E. and E. Marschoff

9. Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region

   include a spatially explicit statistical catch-at-age population dynamics model. SPM incorporates a ... summer months, and annual catches have averaged about 2 700 tonnes since 2003. The catch limits for ... Bayesian sex- and age-structured statistical catch-at-age assessment model using CASAL software (Bull et ... recently in 2013 (Mormede et al., 2013a). The data within the assessment model include the total catch ...

   Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Автор(ы): Mormede, S., A. Dunn, S. Hanchet and S. Parker

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

    the given harvest control rule to set a two-year total allowable catch (TAC). One issue is the ... these numbers forward under the given harvest control rule to set a two-year total allowable catch ... introduction In order to determine the catch levels that satisfy a given harvest control rule (HCR), the ... population is projected forwarded in time in order to assess what the sustainable catch over that time ... target harvest rate a two-year total allow- able catch (TAC) is obtained. Given that this process ...

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

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