Search results
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Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia
accounted for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females accounted ... for 64% of animals older than this. Obvious physical injury was being caused to 30% of animals and only ... for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females accounted for 64 ... % of animals older than this. Obvious physical injury was being caused to 30% of animals and only on 19 ...
Meeting Document : CCAMLR-VIII/BG/05 : Author(s): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)
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Leslie analyses of commercial snow crab trap data: a comparative study of catchability coefficients
from a survey conducted with traps. One way to calibrate the catch rates is to examine available ... conducted with traps. One way to calibrate the catch rates is to examine available historical Leslie ... historical Leslie analyses of commercial catch data obtained over several years and quantify the relationship ... analyses of commercial catch data obtained over several years and quantify the relationship between catch ...
Meeting Document : WS-CRAB-93/13 : Author(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J. Tremblay (USA)
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Operation results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994. Krill size composition
, YugNIRO scientist is on board the latter one. The fishery and scientific information given in this paper ... is on board the latter one. The fishery and scientific information given in this paper is based on operative ... . It is conducted by two vessels BAT GRIGORY KOVTUN and RKTS GENERAL PETROV. Scientific observer M. Speranskaya ... In 1993 Ukraine has recommenced krill fishing which was terminated in 1993. It is conducted by two ...
Meeting Document : WG-Krill-94/33 : Author(s): V.A. Bibik and V.N. Yakovlev (Ukraine)
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Size compositions of males and females in the course of the life cycle of Euphausia superba
different years. The observed variations were related to stages of krill maturity during the reproductive ... years. The observed variations were related to stages of krill maturity during the reproductive cycle ... ) is the only criterion for examining population age structure in the field. Usually, when analyzing size ... m layer. Indeed, one reported catch using a Juday net (36 cm diameter) from 200 to 500 m and deeper ... , initial value (Figure 7). The above explanations are not the only ones possible and some other ... (age) groups, but also of the sequence of reproductive cycle stages. The latter relates ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Author(s): Makarov, R.R.
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Research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: preliminary results of stage 1 (2012/13 season)
the Spanish bottom longline system. One depletion experiments was completed in each of the SSRU surveyed ... longline system. One depletion experiments was completed in each of the SSRU surveyed (58.4.1H and 58.4.1G ... to start the depletion. A prospective estimation of the local biomass (B LOC) of the two localized areas ... . A prospective estimation of the local biomass (BLOC) of the two localized areas where the depletion experiments ...
Meeting Document : WG-SAM-13/30 : Author(s): R. Sarralde, L.J. López Abellán and S. Barreiro (Spain)
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Cooperation with other organisations: Arrangements with International Organisations
to renew these two Arrangements (CCSBT, SPRFMO) for a further 3 years. The Secretariat seeks ... to renew these two Arrangements (CCSBT, SPRFMO) for a further 3 years. The Secretariat seeks ... Abstract: CCAMLR has Arrangements with five other organisations. Two Arrangements (Commission ... CCAMLR has Arrangements with five other organisations. Two Arrangements (Commission ...
Meeting Document : CCAMLR-XXXVII/10 : Author(s): CCAMLR Secretariat
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Ichthyological investigation by fixed gears in Terra Nova Bay (Ross Sea) - species list and first results
), Artedidraconidae (two species) and Liparididae (one species). A shift in species composition and abundance ... ) and Liparididae (one species). A shift in species composition and abundance with depth suggests the presence ... by Channichthyidae (four species, 16 % by weight), Bathydraconidae (three species), Artedidraconidae (two species ...
Meeting Document : WG-FSA-91/37 : Author(s): M. Vacchi, S. Greco and M. La Mesa (Italy)
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Age and Growth of Pseudochaenichthys georgianus Norman, 1937 (Channichthyidae) from the South Georgia Area
Abstract: Age was determined on the basis of growth microincrements in otoltihs. A calibration ... subsample of 49 specimens (total length range: 3.9- 59.0 cm) was aged using optical sagittal and transverse ... otolith sections and/or acetate replicas. Age ranged from 138 to 2116 days. A multiple regression ... was applied to find a model for the age estimation from measurable fish and otolith parameters. The following ...
Meeting Document : WG-FSA-88/21 : Author(s): T.B. Linkowski and R. Traczyk (Poland)
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
of N. rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance ... not recovered even after commercial fishing has ceased for 20 years. The overall abundance of finfish ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Author(s): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia
Abstract: Inter-annual variability in diet during crèche (December to February) over 22 years ... present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... and were the main prey in 12 years, with Champsocephalus gunnari and Lepidonotothen larseni the most ... the ecological niches of these two sympatric krill predators. Author(s): C.M. Waluda, S.L. Hill, H.J. Peat ...
Meeting Document : WG-EMM-17/P02 : Author(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan