Résultats de la recherche

1. Selectivity of standard Polish commercial trawl codends on Antarctic fishing grounds

   head notothenia by two different codends are presented in Table 5. A comparison of the shape of both ... used by the Polish fishery were conducted in 1950-1980. Cieglewicz and Strzyzewski (1960) studies the ... codend. In the 1960's and 1970's extensive investigations of selectivity, directed by Strzyzewski (1971 ... lobsters by investigations of Robertson (Robertson, 1986a, 1986b). On the other hand, Gabriel, Kemp and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 107-142 : Auteur(s): Zaucha, J.

2. Geographical differences in the condition, reproductive development, sex ratio and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Subarea 88.1)

   ‘axe handles’ by vessel crew, are generally much thinner in the body directly behind the head than ... - sideration should be given to a more sophisticated analysis by modelling using the complete Ross Sea ... . The girth meas- urement was made by encircling the body imme- diately behind the pectoral fins with ... condition factor analysis. The length and weight data were analysed and grouped by 1 cm total length bins ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 27–45 : Auteur(s): Fenaughty, J.M

3. Biomass, abundance and distribution of fish in the Kerguelen Islands EEZ (CCAMLR Statistical Division 58.5.1)

   inner limit of the survey was defined by the 100 m depth isobath as this corresponds to the change in ... area was defined by the boundary between the French EEZ and the Australian HIMI EEZ. The other limits ... head rope and on the wings to measure the mouth opening (verti- cal and horizontal spread). The track ... of the trawl was computerised on MAXSEA® software. Catch-per-haul was sorted on board by fish spe ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 1–32 : Auteur(s): Duhamel, G. and M. Hautecoeur

4. Antarctic krill and ecosystem management – from Seattle to Siena

   sustainability of harvested stocks (see Constable, 2002 – this volume). As emphasised by Agnew (1997), (ii ... models (such as those parameterised by Holt and Talbot (1978) and Sissenwine (1978)) in the management ... and is a consideration compounded by krill’s low trophic status (de la Mare, 1986b). Thus, krill ... with the ecosystem considerations prescribed by Article II of the Convention. Some key developments ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Auteur(s): Miller, D.G.M

5. An assessment of toothfish in Subarea 48.3 using CASAL

   the recruitment estimates so that the median 2004 vulnerable biomass calculated by the GYM coin ... measurements of the catch weighted by catch size. In the early years (1985–1995) only fleet-based ... 1990 because the Russian fleet fishing in this year did not report haul-by-haul data to CCAMLR. Mark ... by Marlow et al. (2003). This provided a dataset of releases at length by year and evaluación ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 65–95 : Auteur(s): Hillary, R.M., G.P. Kirkwood and D.J. Agnew

6. Book review: Fish and Fish Resources of the Antarctic

   work by K.V. Shust (Doctor of Biological Sciences), published in 1998, remains fairly unknown beyond a ... Russian-speaking readership. The book represents the first complete summary, prepared by a Russian author ... fish species. Moreover its value is enhanced by the author having participated in many fisheries ... South Atlantic expedition carried out by the research vessel Alademilc Knipovich in 1964/65 and up until ... , Russia antarctica@vniro.ru Published in Russian by: Russian Federal Research Institute of Fisheries ... . Zoogeographical zonation 2. Zonation by fish productivity Chapter I11 Ichthyogeographical cornplex of the ... resources Literature Cited This work by K.V. Shust (Doctor of Biological Sciences), published in 1998 ... summary, prepared by a Russian author, of original material and published data describing comlnercial ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Auteur(s): Shust, K.V

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

   -section of back-scattering of krill. The target strength can be determined in situ by measuring the echo ... signal from one specimen resolved by the hydroacoustic instrument. By calculating the mean level of the ... determine the acoustic cross-section of the back-scattering of krill. By experiments, the authors have ... -section of back-scattering of krill. The target strength can be determined in situ by measuring the echo ... signal from one specimen resolved by the hydroacoustic instrument. By calculating the mean level of the ... determine the acoustic cross-section of the back-scattering of krill. By experiments, the author~ have ... ACOUSTIC BACK-SCATTERING CROSS-SECTION by V.A. Protaschuk and T.A. Lukashova All-Union Research ...

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

8. 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

   fine-scale catch and effort data held by CCAMLR for BANZARE Bank, as well as descriptive analyses of ... biological data submitted by scientific observers on board vessels in the fishery. Results of a Leslie ... species in catches in one ground for the first time. Incomplete reporting of biological information for by ... -catch species by on-board scientific observers was noted, limiting meaningful analysis of patterns in by ... of fine-scale catch and effort data held by CCAMLR for BANZARE Bank, as well as descriptive analyses ... of biological data submitted by scientific observers on board vessels in the fishery. Results of a ... of biological information for by-catch species by on-board scientific observers was noted, limiting ... meaningful analysis of patterns in by-catch catch and effort. Further research, particularly research ...

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

9. The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   region. First attempts to estimate the krill and pelagic food consumption by Antarctic demersal fish in ... the low Antarctic were made in the late 1970s/early 1980s. Those estimates were constrained by a ... annual krill consumption by fish are 23 000 000–29 000 000 tonnes of krill and other pelagic prey taken ... annually by demersal fish in the 1980s in the whole Southern Ocean, and 5 000 000–32 000 000 tonnes taken ... Channel Highway Kingston, Tasmania 7050 Australia Kock et al. 116 Introduction Antarctica is by no ... represented by demersal and mesopelagic fish and krill (Euphau­ sia superba), the key organism to many food ... estimate the krill and pelagic food consumption by Antarctic demersal fish in the low Antarctic were made ... in the late 1970s/ early 1980s. Those estimates were constrained by a paucity of biomass estimates ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Auteur(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams

10. Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia

    population size. It does so by constructing a spatial model of the South Georgia toothfish fishery ... -scale boxes lying along the 1 000 m contour. The uneven distribution of fish was simulated by adjusting ... an average movement rate downwards when fish entered a high-density box (as indicated by high CPUE ... allows simulation of releases by box over multiple years. The model performed as expected with test ... placements and recapture effort, on bias in the Petersen estimator of population size. It does so by ... contour. The uneven distribution of fish was simulated by adjusting an average movement rate downwards ... when fish entered a high-density box (as indicated by high CPUE) and upwards in a low- density box, so ... that they tended to be retained in high-density boxes. The model allows simulation of releases by box ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Auteur(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark

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