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Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem
durins 1!J73 and indicate a decrease of 5 to 11 Per cent Per !:lear in the flOPulations at Mari on (4 ... Ornithology, Universit::i of Cape Town. The SCUPe of the wor-k is Pl'im.arilY ec:olo'Slic.g.1, aimed at an ... carcasses, 111.anure, es!9-s and feHthers is about 56 k~/h.a or aproximatel!l 12 Per cent of the tot.a I ... c.t·us'4.acean exo'llkele'tans, OtcJ iths1 c.alr::are-ou-s stT'wct.ure!> found iti. the i11fle!'1" ear ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Автор(ы): South Africa
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Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass
HCIIOJIb30B2lTbCR H KplmR. npa~H.JIa IIPHHRTHR peLUeHHfi OTHOCRTCR K ~ @ O ~ K T ~ M , OKa3bIBaeMbIM 3aAaHHbIM ... YYHTbIBaIoT HeOIIpeAeJleHHOCTb B ~ H O J I O ~ M Y ~ C K H X IIapaMeTpaX, HCllOJIb3yeMbIX AnR PaCYeTa ... BbIJlOBa. B CBR3H C 3TMM ~ H o J I o ~ H Y ~ c K H ~ IIapaMeTpbI MOrYT K o J I ~ ~ ~ T ~ c R MeXAy ... BbIJIOBa KpHJIX. Pe3yJlbTaTbl IIOKa3bIBaIoT, Y T O CMeLL(eHHaR OqeHKa npHBOAHT K CMeWeHIIK, BepORTHOCTH ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Автор(ы): Constable, A.J. and W.K. de la Mare
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Large-scale peculiarities of phytocenosis species composition in the surface layer in the Antarctic Atlantic and Indian Ocean sectors
to 4) crossed the west area of the South Polar Front. A wide range of phytoplankton species was ... eastwards along tacks I and I1 (see Figures 2 and 4). On certain parts of tack I this species was ... in phytoplankton biomass was observed (eastern part of tack Ill, tacks IV and V, see Figures 4 to 6 ... ~~~==~~~~--=-~~==~~========== o Figure 4: Variations of species composition of phytocenosises (%, key see in Figure 1), biomass ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 201-214 : Автор(ы): Makarov, R.R. and K.P. Fedorov
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Surface areas of seabed within the 500 m isobath regions within the South Shetland Islands (Subarea 48.1)
. In: Selected Scientific Papers, 1987 (SC-CAMLR-SSPI4). CCAMLR, Hobart, Australia: 49-73. Kock, K ... -1985). Arch. FischWiss., 37 (Beih. 1): 129-186. Kock, K.-H. and U. Harm. 1995. Areas of seabed ... de Vile ~ l k ~ h a n t . La zone d6limiti.e par des tirets, au sud de l'ile Clarence n'est pas ... MOpCKOrO AHa (MOPCKHX MHJI~') An53 HIImHefi YaCTII ~ W H ~ I X ~ ~ T ~ ~ H A C K M X 0-BOB OT 0-Ba K ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 133–140 : Автор(ы): Jones, C.D., S.N. Sexton and R.E. Cosgrove III
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Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of tag-detection rates
bins (Figure 4) showed that significant changes in performance over time for a few individual vessels ... 6 and 7 in Figure 4) and two decreased (vessels 15 and 22 in Figure 4). The performance of the ... 2010 2011 D is ta nc e (k m ) 120 80 40 0 Figure 1: Distribution of distances ... , with confidence intervals ≥4 truncated at 4. The numbers on the right represent the number (and ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 73–80 : Автор(ы): Mormede, S. and A. Dunn
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A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data
Male Female Natural mortality M (y–1) 0.13 0.13 von Bertalanffy t0 (y) –0.256 0.021 k (y–1 ... –2013. Season Fishery Total Catch limit1Shelf Slope North 1997 0 0 0 0 1 980 1998 8 29 4 41 1 573 ... 758 2003 2 609 1 158 1 769 4 135 2004 141 1 667 370 2 178 3 625 2005 397 2 262 550 3 209 3 625 ... biomass and current bio- mass as a percentage of initial biomass are given in Figure 4. MCMC estimates of ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Автор(ы): Mormede, S., A. Dunn and S.M. Hanchet
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Analysis of results from demersal fish surveys at South Georgia, undertaken by the United Kingdom and the USSR, January and February 1990
of the time: C. Jones) from the UK and P. Gasiukov and K. Shust from the USSR. Interpretation was ... effects. A few hauls were made at 4 or even 5 knots and it was questioned whether the net would have ... Coefficients of Variation. 4. DISTRIBUTION OF MAJOR SPECIES 4.1 Champsocephalus gunnari Summarizing ... Cove Mean 'large hau1' value = 4 029 kg over a towing distance of 2.0 nm South Georgia 50 to 150m ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 223–254 : Автор(ы): (Report of a Joint UK/USSR Workshop, 23 to 27 July 1990)
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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.
t t a t a a t a t S FC N S F M M S F (4) where Nt,a is the number in the population for a given ... + +- = - - -t a t a t a a tN N N S F M . (5) Candy 4 Equations (4) and (5) are denoted the BODE model ... ). To estimate Ft from equation (4) using known numbers caught in each age class, assuming M and Sa ... - ately scaling F(δt') given Nt,a and Sa given that the annual catch, equation (4), is well approximated ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Автор(ы): Candy, S.G.
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Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys
) w- 103crkg(L) then cr(L) = 41t · 100.1-TS(L) (3) crkg
= cr~) (4) where PN = mean density ... miles). It estimated the biomass of fish to be 1 200 x 103 tonnes. Figure 4 shows the distribution of ... and K. anderssoni. 420 In 1989 acoustic surveys for myctophids were conducted over the area from ... . carlsbergi. Distribution of myctophids over the area surveyed is shown in Figures 8 and 9. 4. CONCLUSIONS ... Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Автор(ы): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva
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On the power to detect changes using the standard methods for monitoring parameters of predatory species
monitored to detect changes of 10% to 30% of the mean value are shown in Table 4*. Breeding success was ... change in the mean are very large. 4. METHODS FOR FUR SEALS 4.1 Fur Seal Pup Growth (C1.0) The data ... %) 77 61 44 26 4.86 (20%) 20 1 6 1 2 8 7.29 (30%) 1 0 8 6 4 Chinstrap penguins: Statistical Power ... %) 37 29 21 1 3 388 Table 4: Estimates of the minimum sample size (number of pairs) required to ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Автор(ы): Boveng, P. and J.L. Bengtson
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