Search results
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Attribtuion of acoustic echoes to squid in the south Atlantic
100 02:25 130 01:45 80 00:30 20 01:55 150 01:30 60 00:45 20 02:OO 70 - 100 02 ... -32.3" -42.4 -30.0" -51.35 -54.60 -45.66 -46.53 -48.04 -47.62 -41" -53.20 -40.70 -69.5 ... @ ~ o H T ~ ~ ~ H o R 30He no~pai ioaa AHTKOMa 48.3, 3a OAHO TpaneHIle ~ ~ ~ H O ~ J I Y ~ I I H H ~ I M TpaJIOM 6brno ... , ~ b r n o n a e ~ a o f i B 6 n ~ 3 n e ~ a 1 q ~ x BoAax, c qenbm onpenenmb aKycTIlvecKHe IIapaMeTpbI, KOTOPbIe M O X H O 6 y ~ e ~ HCIlonb30 ... Paper Title: Attribtuion of acoustic echoes to squid in the south Atlantic Abstract / Description ... : During a research cruise of the British Antarctic Survey ship RRS James Clark Ross in February 1996, more ... than 2 000 individuals of the ommastrephid squid, Martialia hyadesi, were caught in a single haul made ... by a pelagic trawl near the Antarctic Polar Frontal Zone in CCAMLR Subarea 48.3. This paper describes ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Author(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley
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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 ... no rHAPoaKYCTHQeCKOM C"beMKe, BbInOJIHeHHOM COBeTCKHM HCCJIeAOBaTeJIbCKHM CYAHOM "OAHcceM" B Mope CKOTHR B rrepHoA ... H C HCTIOnb30EaHHeM :yrrOMflHYT@X paoOT. TPEBOBAHllSI K CO~EPIKAHllIO OTtIETA EcnH 9KCrre,lJ;H~Hfl oHna TIOCE~eHa ... rnaBHHM oopa30M 9XOMeT- pH~eCKOH CbeMKe, TO peHCOEHH OT~eT He ,lJ;enHTCfl Ha rnaB@ H CO- ,lJ;ep~HT pa3 ... during the period from January to March 1981 in the Scotia Sea, on polygon VI. File: 09-Kalikhman.pdf ...
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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Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the Indian sector of the Southern Ocean
des Notothenioidei. Pe310Me IIpH HCrrOJIb30BaHHH Tpex Pa3JIWIHbIX MeTO,l{OB 6bIJI orrpe,l{eJIeH ... on the Ob and Lena Banks these were 6.6 and 6.2 years respectively, while for the Kerguelen Islands area ... the value was 8.6 years. The calculated values of M were found to be the lowest among specimens ... to be 5.9, 5.2 and 7.6 years. The value for M in the Kerguelen Islands area is comparable to, although ... Paper Title: Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the ...
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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Can toothfish catches be used to predict the presence of vulnerable benthic invertebrate taxa?
– Gorgonians NULL NA NA 1331 642.95 NA Toothfish (3rd) 3 5.62 1328 637.34 0.01 Latitude (2nd) 2 72.20 ... 1326 565.14 0.12 Depth (3rd, 3) 3 20.98 1323 544.16 0.15 Longitude (2nd) 2 6.55 1321 537.61 0.16 ... . Acknowledgements Thanks are due to the science staff, scientific observers and fishing crew who collected ... region. Document WG-SAM-10/20. CCAMLR, Hobart, Australia: 22 pp. Tracey, D.M., M.E. Carter and S.J ... data available showed no evidence that the presence of any of six VME indicator taxa was informative in ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 87–96 : Author(s): Parker, S.J. and M.H. Smith
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Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4
, of which D. eleginoides comprised 20.502 tonnes (96%). The seamounts differed substantially in relation ... comprised 20.502 tonnes (96%). The seamounts differed substantially in relation to seabed topography ... comprised 20.502 tonnes (96%). The seamounts differed substantially in relation to seabed topography ... tonnes dont 20,502 tonnes de D. eleginoides (soit 96%). Les hauts-fonds se distinguent par la ... T , H 3 Y e r O 20,502 T (96%) n p H r u n o c b Ha D. eleginoides ... ). La captura total en peso fue de 21,430 toneladas, de las cuales 20,502 toneladas (96%) fueron de ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Author(s): López Abellán, L.J. and J.F. González Jiménez
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Problems of population age structure determination of Euphausia superba Dana using an example from the Antarctic Peninsula area and adjacent waters
aHanH3a opHrHHanbHhlX AaHHhlX, rronyqeHHbIX aBTopOM B ce30H 1981 r. B paHoHax AHTapKTHqeCKOrO ... ce30HHhlH q,eHOMeH, HO B orrpeAeneHHOH CTerreHH OHH COOTBeTCTBYIOT cOBoKyrrHocTHM oco6eH, rrOHBHBWUXCH Ha ... B Te~e HHe no MeHbmeH Mepe ~BYX ce30HOB. Eonee ~eM o~HoKpaTHoe c03pe- BaHHe ~O~HO OKa3~BaTb 3aMe ... ~, paSMepaMH OKOJIO .20 MM, O@JIH oOHapy- *eH@ B cpeBpane H MapTe 1981 r B HeTpaccpopMHpOBaHH@x Bo~ax MO ... examines the size structure of populations of E. superba in relation to their habitat, on the basis of an ... analysis of data collected by the author during the 1981 season in the region of the Antarctic Peninsula ... similar conditions. Hypotheses are formulated regarding the age and growth of E. superba; in addition ... , data are cited on the growth rates of krill in relation to feeding conditions, temperature factors and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 227-270 : Author(s): Spiridonov, V.A.
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Midwater trawl catchability in relation to krill and possible ways of assessing gross catch
inserts Average value of krill escapement through the trawl bag, kg/r02 Rhomboid a=lOO (30) mm a=80(20 ... I» o ~ 20 g. f 10 \-l o 0,9 10,7 20,5 30,3 40,1 ~9.9 59,7 3 concentration d.ensity in the zone ... 6blJ111 BbInOJ1HeHbl no ,llaHHbIM aKcne,llI1~I1H ATJ1aHTIlliPO 3a nep"o,ll 1983-1990 rr. B Mope ... aumentarla. 1. IN1RODUCTION Krill is an important element in the Antarctic ecosystem. The rational ... Paper Title: Midwater trawl catchability in relation to krill and possible ways of assessing ... the basis of data obtained from AtlantNIRO expeditions from 1983 to 1990 in the Scotia Sea. A ... midwater trawls in the krill fishery indicates that the potential exists for this efficiency to be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Author(s): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov
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Choosing distance between acoustic survey tacks
distances between tacks raise the expense of a survey, it is reasonable to choose a distance equal ... of the stock exploitation rate and other factors, we have to estimate the biomass with an error 8B~30 ... %, while the error of the hydroacoustic method applied to the survey conditions 0H~20% (Kalikhman, 1982 ... to choose the distance between tacks we find by formula (2) the allowable tactical error 8= vr302_202~20 ... on the basis of typical size of the surveyed region, allowable relative error in the biomass estimate ... that the suggested criterion be applied in real hydroacoustic surveys. File: 08-Kalikhman-et-al.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Author(s): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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On the instantaneous natural mortality rate of Champsocephalus gunnari, South Georgia (Subarea 48.3)
o~eHeH meCTblO HMeIOIllHMHC5I MeTO,l(aMH. B paC1.IeTaX 6bIJlH HCnOJlb30BaHbI ,l(aHHbIe no pa3MepHoMY ... r. B pe3YJlbTaTe 6bIJI nOJlY1.IeH mHpoKHtf ,l(Hana30H Ol.\eH01.lHblX 3Ha1.leHHtf KoacpCPHl.\HeHTa M. AHaJlH3 ... HCnOJlb30BaTb M=O,56. Resumen Se evalua el coeficiente de mortalidad natural instantanea (M) de ... a,b = parameters of the equation; E y = fishing effort in year y; and F y = rate of fishing mortality in year ... Champsocephalus gunnari in the South Georgia area was assessed using six different methods. Data on size ... composition of catches from 1964/65 to 1968/69 and the age/length key for the first half of 1972 were used in ... suggested that M =0.56 should be used in stock assessment for C. gunnari in Subarea 48.3. File: 19-Frolkina ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 313–326 : Author(s): Frolkina, G.A. and R.S. Dorovskikh
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Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling
Metropolis, N, Ulam, S (1949), C060JI~ M. M. (1978) . McrroJI b30BaHHe MeTOAa MOHTe-Kapno rrone3HO rrpH ... ,n;nOJKeHHbIH anrOpHTM MOJKeT 6hlT b peanH30SaH C nOMO~bIO 3BM Ha anrOpHTMHqeCKHX H3hlKax AJIfOJI, 4>OPTPAH ... nOBopOT, TO 9TO SHa'qHT, 'qTO npOHSOlliJIO SameMJIeHHe (CM. pHC. 20), H, CJIegoBaTeJIbHO ... 0 ~o 1. 9TH qHCna He 3 aBHCHMEiI, T.e. ~H HX peanH3aUHH HYZHO HC- nonD30BaTD qeTEiIpe pa3nHqH@X ~aTqHKa nceB ... method, which is described in the works by Metropolis, N., Ulam, S. (1949) and Sobol, I.M. (1978), is ... assessment of complex stochastic systems, including the assessment of the effectiveness of trawl nets used in ... of various configurations. The algorithm for solving this problem is constructed in such a way that ... equations and two double inequalities). The proposed algorithm can be realised by computer in algorithmic ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Author(s): Kizner, Z.I.