Search results
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Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 and 120 kHz
and 120 kHz have been inferred from differences in the mean back-scattering strength of swarms ... have been inferred from differences in the mean back-scattering strength of swarms simultaneously ...
Meeting Document : WG-KRILL-90/28 : Author(s): I. Hampton (South Africa)
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Evidence of two stocks of Champsocephalus gunnari in the South Georgia region, CCAMLR fishing Area 48.3
in combined samples off the coast of South Georgia were 24-63mm SL. The mean and median sizes of the fish ... off the coast of South Georgia were 24-63mm SL. The mean and median sizes of the fish ...
Meeting Document : WG-FSA-94/16 : Author(s): A.W. North (United Kingdom)
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An acoustic estimation of krill densities to the north of South Georgia in January 1994
densities from 120 kHz signals attributed krill. At less than 1 g m-2, mean weighted krill densities in both ... 120 kHz signals attributed krill. At less than 1 g m-2 , mean weighted krill densities in both regions ...
Meeting Document : WG-EMM-95/74 : Author(s): Watkins, J.L., Brierley, A.S.
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Estimation of the biomass of krill in Prydz Bay during January/February 1991 and February/March 1992 using echo integration
break was in general not a region of relatively high krill abundance. The mean surface density of krill ... not a region of relatively high krill abundance. The mean surface density of krill in 1991 was 15.4 g/m2 ...
Meeting Document : WG-KRILL-92/23 : Author(s): I. Higginbottom and T. Pauly (Australia)
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Estimation of the biomass of krill in Prydz Bay during January/February 1991, February/March 1992 and January/ February 1993 using echo integration
of relatively high krill abundance. The mean surface density estimates of krill in 1991, 1992 and 1993 were 16.6 ... krill abundance. The mean surface density estimates of krill in 1991, 1992 and 1993 were 16.6, 10.3 ...
Meeting Document : WG-Krill-94/21 : Author(s): T. Pauly and I. Higginbottom (Australia)
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Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)
D. mawsoni. Mean fish lengths at ages 0.5, 1.5, 2.5, and 3.5 years were estimated to be 14, 28, 37, and 46 cm ... . Mean fish lengths at ages 0.5, 1.5, 2.5, and 3.5 years were estimated to be 14, 28, 37, and 46 cm TL ...
Meeting Document : WG-FSA-02/33 : Author(s): P.L. Horn, C.P. Sutton (New Zealand) and A.L. DeVries (USA)
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Status of the coastal stocks of Dissostichus spp. in East Antarctica (Divisions 58.4.1 and 58.4.2)
Paper Title: Status of the coastal stocks of Dissostichus spp. in East Antarctica (Divisions ... participation in the fishery, with only some Small-scale Research Units (SSRUs, consisting of 10° longitude ... operating off the coast of East Antarctica (30°E–150°E; FAO/CCAMLR Divisions 58.4.1 and 58.4.2) since 2003 ... . An experiment run from 2005 to 2008 required the tagging of toothfish as a prerequisite for ... the coaStal StockS of Dissostichus Spp. in eaSt antarctica (DiviSionS 58.4.1 anD 58.4.2) D.J. Agnew ... population sizes of about 100–1 000 tonnes per SSRU in the west (Division 58.4.2) and 1 000–1 700 tonnes ... other areas of the southern Antarctic but, with the exception of the stocks on BANZARE Bank in the ... 2005 to 2008 required the tagging of toothfish as a prerequisite for participation in the fishery, in ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 71–100 : Author(s): Agnew, D.J., C. Edwards, R. Hillary, R. Mitchell and L.J. López Abellán
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Determination of a statistically based survey area suitable for hydroacoustic stock assessment of Euphausia superba in the Elephant Island, King George Island, Bransfield Strait area
, but the combined total standing stock has a consistent variance to mean biomass relationship that appears ... total standing stock has a consistent variance to mean biomass relationship that appears relatively ...
Meeting Document : SC-CAMLR-VIII/BG/32 : Author(s): Delegation of USA
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Development of foraging behaviour and evidence of extended parental care in the gentoo penguin (Pygoscelis papua)
their first trip to sea at a mean age of 70 days of age, before finally departing the colony at an average age ... their first trip to sea at a mean age of 70 days of age, before finally departing the colony at an average age ...
Meeting Document : WG-EMM-06/8 : Author(s): M. Polito and W.Z. Trivelpiece (USA)
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
distribution of tags and/or fishing effort; by ideal we mean that either tagging or fishing effort ... of tags and/or fishing effort; by ideal we mean that either tagging or fishing effort was in direct ...
Meeting Document : WG-FSA-SAM-05/6 Rev. 1 : Author(s): D.J. Agnew, G.P. Kirkwood, J. Pearce and J. Clark (United Kingdom)