Search results
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Small scale krill surveys: simulations based on observed euphausiid distributions
of transects required to confidently detect changes in mean densities of 20 to 50% (probability of Type ... required to reliably detect changes of 20%, for instance, is 28 when the CV is 0.3 and 310 when it is 1.0 ... - FffiEX data interpretation workshop. BIOMASS Report Series 20. BIOMASS. 1986. Post - FIBEX acoustic ... --------@------@---------------------I!--------------------------------------------------------------80 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Author(s): Agnew, D.J. and S. Nicol
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Guidelines for the preparation of hydroacoustic survey reports on krill
. KpaTKHlt ,D;HeBHHK peltca 19/X1 1980 20-29/X1 30/X1 31/X1 1980-10/ 1981 BbIXO,D; H3 CeBaCTOnOJIR ... /X11 11-14/1 15-18/1 19-20/1 21/1-10/11 11/11-19/111 20/111 21/111-21/1Y 22/1Y 22-26 ... HOCTb HMITynbCOB 1 MC, ocna6neHHe 20 ~E, BAPY BKnro~eHa, ~enb MHo~ecTBeHHaH, perynHTop ~anbHOCTH ... . ITocKonbKY rrpH rrpOBe~eHHH aXOCbeMKH rH~onOKaTOp paooTan B peJKHMe "0cnaoneHHe 20 ~B", aneKTpoaKYC- TH ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 165-193 : Author(s): Kalikhman, I.L.
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A balanced model of the food web of the Ross Sea, Antarctica
- meters (equations 15 to 19). Accumulation ( )20A Ai i iK K a A b A c= × × + × + (15) Export ( )20 ... K a T b T c- - - -é ù= × × + × +ê úê úë û (17) Transfer by growth ( )20g g g gij ij ijK K a T b T cé ù= × × + × +ê úê úë û (18 ... ) Seasonal transfer ( )20S S S Sij ij ijK K a T b T cé ù= × × + × +ê úê úë û (19) Constants of a = –2.8 ... adeliae) (+20%), ice bacteria (+10%), ice protozoa (+9%), crabeater seals (+9%), benthic bac- teria ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 1–31 : Author(s): Pinkerton, M.H., J.M. Bradford-Grieve and S.M. Hanchet
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
research cruise. The modal ML of the South Georgia specimens collected in June 1996 was 290 mm, about 80 ... June 19/20 June 20/21 June 21 /22 June 22/23 June 23/24 June Total Mean *SD A small sample ... for the Antarctic and break down the encounter rate in their surveys by 20" intervals of longitude. The estimate ... no data 176-258 no data % Total Squid (M. hyadesi) 17.5 17.5 15-20 Sampling Months Oct ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 125–139 : Author(s): Rodhouse, P.G
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Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during the 1990/91 austral summer
cD 5 .... u.. 0 0 11 (b) Frontal zone 25 80 ,-... x 20 60 >. u 15 c: 40 cD :::J 10 ... from 18 January to 3 February 1991 (Figure 1). Transects ran in an offshore-inshore direction with 20 ... m) was changed sometimes to 20 m to avoid surface noise. The target strength of krill used as a default value ... (AMLR, 1991). This low density in early summer influenced krill-eating predators at Seal Island: 20 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 183–199 : Author(s): Ichii, T., H. Ishii and M. Naganobu
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Antarctica
°C for 1 min was followed by syntheses of DNA products: melt- ing at 92°C for 20 sec, annealing of primers ... 18 21 24 21 20 A 0. 00 0 0. 00 0 0. 00 0 0. 00 0 0. 00 0 0. 00 ... 0 1. 00 0 1. 00 0 1. 00 0 TP I:1 35 N 18 17 22 10 18 21 24 21 20 ... N 18 17 22 10 18 21 24 21 20 G 0. 86 1 0. 94 1 0. 88 6 0. 95 ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 1–9 : Author(s): Mugue, N.S., A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev
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Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data
recueillies par des navires de recherche/de prospection au debut des annees 80. Ces exemples soulignent le ... B Ha4aJIe 80-x rO,llOB COBeTCKHMH HaY4Ho-HCCJIe,llOBaTeJIbCKHMH H nOHCKOBbIMH cY,llaMH. IIpHBe,lleHHble ... ** East-West North-South Catch Time Time* (n m) (n m) (kg) (h r s) (hrs) 1 15.5 20 53 412 285.6 304.3 ... ) Professor Derugin Odyssey 20; 24* 12; 38 34; 52 25; 42 14.6 16.7 13.9 24.7 13.2 (6.16)** 15.1 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Author(s): Mangel, M.
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Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia
20 30 40 50 60 Figure 1: Raw icefish density ... survey Length (cm) D en si ty 10 20 30 40 50 10 20 30 40 5010 20 30 40 50 30 20 10 ... 0 30 20 10 0 (a) D en si ty 20 15 10 5 0 2009 survey Length (cm) 10 20 ... , with 3+ and 4+ ani- mals accounting for around 80% of the total. In 2008 the population consisted of mostly ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Author(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew
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Estimating krill recruitment and its variability
I o 80 8 70 * 60 .$ : 5 30 D 20 10 0 Figure 7: The fit of mixture distributions to density ... 9 8 7 6 h Y .M 5 a 4 3 2 1 0 0 10 20 30 40 50 60 70 Length (mm) Figure 1: Schematic mixture distribution generated from five ... expected for Antarctic krill. 0 10 20 30 40 50 60 Length class (mm) Figure 2: Fit of a mixture ... l Estimating Krill Recruitment and its Variability 20 30 40 50 60 Length (mm) 100 90 Nella Dan: ADBEX ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Author(s): de la Mare, W.K
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Review of length-weight relationships for Antarctic krill
3.35 22-42** 49 mostly adolescent Clarke (1976) April 0.0018 3.3436 20-61 1085 spent Sahrhage (1978 ... . (1981) FebIMarch 0.00385 3.20 26-59 3299 gravid-spent Morris et al. (1988) April 0.0017 3.4327 20-60 ... 150 prespawning- Siege! gravid (unpubl. data) Euphausia Jrigida March ALL 0.040 2.339 8-23 80 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 145–155 : Author(s): Siegel, V.