Search results
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Natural mortality rate in the mackerel icefish (Champsocephalus gunnari) around South Georgia
provide an estimate that is unaffected by confounding effects mainly due to recruitment variation, but ... of harvesting, when by definition F will be zero, Z will equate to M so that a good estimate can be ... ), although that paper proposes a value of 0.55) and 0.35 (from SC-CAMLR, 1988) should be used. The ... Mean age 5.8 4.9 4.3 4.1 These results indicate that the mortality rate is probably increasing with ... intervals associated with the mean values, it is impossible to determine whether the results should be ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 245–257 : Author(s): Everson, I
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Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem
Paper Title: Research currently being undertaken by the Republic of South Africa on " ... components of the biological sciences programme are described. The primary objective of the studies being ... Research currently being undertaken by the Republic of South Africa on "dependent and related ... of the studies being undertaken is to improve our understanding of the ecology of important predators (especially ... --CAMLR-IV/BG/2 1985 RESEARCH CURRENTLY BEING UNDERTAKEN BY THE REPUBLIC OF SOUTH AFRICA ON "DEPENDENT ... sciences programme are described. The primary objective of the sudies being undertaken is to improve our ... a~;pects of the biolt>S~! of the sub"·Antarctic fur seal and southern elephant seal ari! being investi ... with France) COll'IPonent of activities on the sub-Antarctic islands. These in1,1esti9'ations be9'Bn ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Author(s): South Africa
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Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
Living Resources Program PO Box 271, La Jolla, Ca. 92038, USA S. Wilhelms HelenenstraBe 16 D-22765 ... . K O M M ~ P Y ~ C K M ~ npOMbICen pb16b1 B H ) x H o ~ ~ YBCTB AyrH CKOTHSI BenCR C 1977/78 IIO 1989/90 rr. M AocTMr pacnBe ... ~ M ~ ~ H K ~ H C K O ~ ~ ~ P O ~ P ~ M M ~ I M3YYeHAR MOPCKBX XMBbIX PeCypCOB AHT~PKTMKH (US AMLR) 6b1nEI IIpOBeAeHbI 2 KpyIIHbIe C'beMKM: B pafi0 ... HaHHbIe IlO BMAOBOMY COCTaBy, BBAOBMM rpyIIIIaM, pa3MepHOMy COCTaBy, OTHOLUeHHK) AJIAHa-BeC, AnPIHe IlpA ... sexual maturity and length at first spawning indicate that in some species final maturation of the gonads ... southerly grounds than at South Georgia. The distribution of gonadosomatic indices in March suggested that ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Author(s): Kock, K.-H., C.D. Jones and S. Wilhelms
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Catch per unit effort (CPUE) data from the early years of commercail krill fishing operations in the Atlantic sector of the Antarctic
O ~ C T O R T ~ ~ ~ C T B , IICIIOJIb30BaHHe llHneKCa KoMMepYeCKOrO CPUE MOWeT IIpHBeCTH K BeCbMa 3aHAWeHHbIM HJIH 3aBbILUeHHbIM OL(eHKaM ... years on a subarea and area basis, and between oceanic and shelf regions. Results show that the CPUE may ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 31–50 : Author(s): Siegel, V., V. Sushin and U. Damm
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Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
/88 H 1988/89 rr. EbWH npoaHa~H3HpoBaHHbI ~aHHbIe napaMeTpaM: 411 412 • BeC B3POCJIbIX ... significance level, with a specified probability of the significance being found. It is important to realize ... OT,l(eJIbHbIX nO,l(C4eTOB (n), Cpe,l(HHe BeJIH4HHbI (x) H CTaH,l(apTHOe OTKJIOHeHHe (sd ... npo6bl = 4HCJIO npH6bIBaIOlllHx B KOJIOHHIO nHHrBHHOB, KOTopble ,l(OJI)I{Hbl 6blTb B3Be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Author(s): Whitehead, M.D.
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The influence of bait quality on the sink rate of bait used in the Japanese longline tuna fishing industry: an experimental approach
sank whereas frozen bait floated. Fish with inflated swim bladders floated, however, even when thawed ... (to avoid fish species with swim bladders which cause the bait to float), the proper thawing of bait ... decrease with increased bait sink rates, particularly if the baits can be made to sink to a depth greater ... , which is an approximation of the amount of time after deployment from a longliner that a bait would be ... means that the fastest sinking baits would still only be at a depth of 1 m when 31 m astern, 2 m at 62 ... sec. m-' by the addition of a 10 g weight, and this rate could be increased by 30 to 40% with the ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 123–129 : Author(s): Brothers, N., A. Foster and G. Robertson
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Acoustic estimates of krill density at South Georgia, 1981 to 1998
coefficients of variation (CV) being of the order of 20%. Demer (1994) has shown that in addition to sampling ... subjective terms as being, for example, 'good', 'bad' or 'unusual' (e.g. Priddle et al., 1997 ... , 198 1 - 1998 r r . noKa3a~b1 CpeAHkie B3BeLUeHHbIe 3HaqeHHX (Jolly and Hampton, 1990 ... from year to year over that time, ranging from ≈ 2 to ≈ 150 g m-2 (fresh mass). The 1982, 1991 and ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Author(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson
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Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1
6 ~ n a BbIxsneHa TeHneHuMrr K cHfixeHHm BeJIHYHMbI CPUE (yJl0d06 ... an overall frequency distribution and subjected to the MIX program (MacDonald and Pitcher, 1979 ... ). Proportional recruits (R2) were calculated based on numbers of age 2+ krill identified by MIX analysis. R2 ... distribution and the results of polymodal analysis using the MIX program are shown in Figure 2. Thirty-one ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Author(s): Kawaguchi, S., T. Ichii and M. Naganobu
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
no B03pacTY 11 COOTHOIIIeHl1lO ,l{JIl1Ha- Bec, nOJIYlleHHbIx B XO,l{e pei1coB no npoBe,l{eHl1lO HaYIIHo ... era BeJIl111l1Ha Bapbl1pOBaJIaCb B ,l{l1ana30He OT 0,63 ,l{O 1,06. B paclleTax l1CnOJIb30BaJIaCb cpe ... ,l{H5I5I BeJIl111l1Ha eCTecTBeHHoi1 cMepTHOCTl1 fiil=0,8, OnTl1MaJIbHbIe npOMbICJIOBbIe B03pacT 11 ... Patagonian rockcod were found to be 2.5 years and 12.6 cm. File: 09-Shilbanov.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Author(s): Shlibanov, V.I.
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Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)
measures, otolith length and otolith mass, provide good predictors of fish length, the latter being ... , otolith length and otolith mass, provide good predictors of fish length, the latter being slightly better ... being slightly better. The same measures did not predict fish total mass as accurately. Resume Un ... H3MepeHO H B3BeUIeHO 6onbuoe KOJIHYeCTBO OTOJIHTOB ~ ~ A I I H O ~ ~ pb16b1 (Champsocephalus gunnari ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Author(s): Everson, I., B. Bendall and A. Murray