Search results
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Sensitivity investigation of the SDWBA Antarctic krill target strength model to fatness, material contrast and orientation
as opti- mal representation 15 digitised points positioned along a body centreline with corresponding ... coefficient equal to 20 and 15% for the SDWBApackage20050603 and the McGehee et al. (1998) shape ... ee e t a l. (1 99 8) 0 1 0. 22 2 0. 27 3 10 1. 1 0. 26 8 0. 33 1 15 ... 1. 15 0. 29 3 0. 36 2 20 1. 2 0. 31 9 0. 39 4 30 1. 3 0. 37 4 0. 46 2 40 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 97–122 : Author(s): Calise, L. and G. Skaret
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
: and a bandwidth of 0.15 which yields an effective bandwidth of approximately one year. Barrera-Oro et al ... Square F P (a) Notothenia rossii, total catches Years 16.9939 15 1.13293 15.8671 <0.00001 Error ... <0.00001 Error 7.5959 277 0.02742 (c) Notothenia coriiceps, total catches Years 18.0094 15 1.20062 ... 15 2 192.865 7.2324 <0.00001 Error 175 249.7339 578 303.2002 (e) Gobionotothen gibberij~ons ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Author(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the Indian sector of the Southern Ocean
T m. For N. squamifrons T m is 15 years (Ob Bank), 14 years (Lena Bank) and 15 years (Kerguelen Islands). In this case ... for the Kerguelen Islands). Data on 2 to 15 year old fish were used in calculations. Depending on the area, values ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 141–146 : Author(s): Zaitsev, A.K.
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Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in the seasons 1986 to 1989
during the years of observation (except 1986). The sector comprises aggregation numbers 4, 7,15 and 16 ... 24 to 30 April 4 1987 127 14.0 1510 191.5 12 to 15 April 5 1988 39 6.2 225 8.8 9 to 11 February ... 2 1986 41 10.3 1178 48.3 19 to 20 February 3 1986 76 13.2 1130 85.8 11 to 15 April 4 1987 111 20.8 ... 1854 205.8 31 March to 15 April 5 1988 12 2.8 113 1.4 5 February 6 1988 10 5.0 410 4.1 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 149–162 : Author(s): Dolzhenkov, V.N. and V.P.Timonin
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Significant conservation benefits obtained from the use of a new fishing gear in the Chilean Patagonian toothfish fishery
CCAMLR Science, Vol. 15 (2008): 79–91 79 ... ‘Net sleeve’ Ø~2–3 cm Ø~70–74 cm Ø~30 cm Ø~10–15 cm ~100–120 cm Hooks Snoods ~20 cm ~15 cm ... ~25 cm Weight 4–8 kg Windsock-shaped netting sleeve (iii) (ii) (iii) (b) m15 83 ... melanophrys) which breed at the Diego de Almagro Islands (15 594 pairs in 2001/02) (Lawton et al., 2003 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 79–91 : Author(s): Moreno, C.A., R. Castro, L.J. Mújica and P. Reyes
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Estimation of natural mortality using catch-at-age and aged mark-recapture data: a multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation.
τ - = - -å . (15) In simulation studies this last form of the like- lihood for number of recaptures was found ... of selectivity, Sa, the Poisson –2 ln(LR) given by equa- tion (15) was preferred. Note that zero observed ... 1), contribute a negligible amount to –2 ln(LR) in equa- tion (15) and therefore make an insignificant con ... likelihoods than equations (15) and (17). A less rigorous but much simpler approach, that can also ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Author(s): Candy, S.G.
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Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula: towards an improved understanding of off-peak census correction factors
are measured relative to 1 October (e.g. CID.meani,j,t = 15 would imply a mean CID of 15 October). Note ... between consecutive seasons Lynch et al. 158 in mean clutch initiation date was only ~15 days ... 0.6 0.8 1.0 Fr ac tio n of m ax im um c ou nt 0 5 10 15 20 25 30 Days since maximum count ... 0 5 10 15 20 25 30 Days since maximum count 0 5 10 15 20 25 30 Days since maximum count Adelie gentoo ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 149–165 : Author(s): Lynch, H.J., W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece
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Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988
8 a: w >- <1: -' 6 u... 0 0 4 z 2 0 0 IJl ~ o I- u... o o z 20 15 10 5 o 20 IJl 15 ~ o I- u... o 10 ... o z 5 o o o a b c 1 2 3 4 5 6 7 TOWED LAYER' LENGTH(Km) I 5 10 15 20 25 THICKNESS(m) 1 10 20 30 40 50 60 70 80 NET V 0 L U MED ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Author(s): Endo, Y. and Y. Shimadzu
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Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen
15 16 17 18 19 40 50 1 1 60 2 4 2 4 1 70 ... 3 9 16 7 4 6 1 1 1 80 2 6 15 20 10 13 6 10 3 4 1 1 3 1 3 90 2 6 8 5 9 16 7 9 10 7 10 ... ) (b) Kerguelen de Trémarec Age TL 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 40 50 ... 3 60 19 19 24 5 1 1 70 6 9 27 21 11 8 3 2 1 1 80 3 7 15 22 16 12 ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Author(s): Ashford, J., G. Duhamel, C. Jones and S. Bobko
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Estimating optimal observer coverage in the Antarctic krill fishery
and management. Can. J. Fish. Aquat. Sci., 47: 2–15. Reid, K., J.L. Watkins, J.P. Croxall and E.J. Murphy ... 2 32 6 20 7 63 15 1 22 73 16 T op O ce an 20 03 37 1 27 1 86 32 77 ... at or 20 04 95 15 13 87 12 14 92 13 T op O ce an 20 04 34 5 54 8 43 ... 2 79 18 6 12 5 43 54 N iit ak a M ar u 20 04 87 6 20 9 15 6 75 32 18 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Author(s): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards