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Some comments on the procedure for testing estimators of krill abundance which utilise survey data
Miller and Hampton used the estimator: A A1 = (.en 2)/Ymedian (5) These two estimators are ... deterministically identical (if the model assumed is correct). The estimator of equation (5) has the advantage of ... pattern of the distribution (to a much slower decline with y) at a scale of some 5 to 7 km. However, both ... ~:--~ ~--------------- 123 4 5 Inter-swarm Distance (km) Figure 2: Comparison of the observed frequency distribution of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 191–205 : Автор(ы): Butterworth, D.S., D.L. Borchers and D.G.M. Miller
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Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica
headline length was 35 m. Mesh size was 15 cm in the front panels and 5 cm in the codend liner. Ground ... wide with a headline height of 4 to 5 m. Nets were towed for a standard haul duration on the bottom of ... Trawls 2 4 5 3 407 ~ 56 ...-- C> ~ --en en <{ ~ o CO 200 100 200 D 100 0 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Автор(ы): Constable, A.J.
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Proposal to SCAR for the study of the marine living resources of the Southern Ocean – Draft annotated outline
needs to be given to the pJ.atform ( helicopter, • • ~~_..,J./Vt~:~"1~ ... ! satellite) 5 and ... ~ and improve their general effectiveness._ 1_,-\_: 5. Provision of scientific advice The sh:Lp ...
Document : Site Section: The Organisation
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A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia
animals. I shall now consider other levels of prevalence. Figures 5 and 6 illustrate the patterns of ... harvesting scenarios: healthy animals only (Figure 5), and both healthy and infected animals (Figure 6 ... mortality Figure 5: Harvesting healthy animals only: spawning stock numbers at a range of fishing ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Автор(ы): Basson, M
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Distribution and relative abundance of Antarctic toothfish (Dissostichus mawsoni) on the Ross Sea shelf
881C 0 0 0 33 361 1026 226 428 333 375 164 2 947 881D 0 0 0 0 0 0 * * * * * 0 881E 5 0 0 9 0 2 38 55 ... recaptured D. mawsoni is given in Figure 5. Most fish have moved only short distances, typi- cally less than ... , shown in Figure 5. These fish were all relatively small, ranging from 72 to 117 cm length at recapture ... Figure 5: Inferred movements of recaptured Dissostichus mawsoni for those released by commercial ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 33–51 : Автор(ы): Hanchet, S.M., S. Mormede and A. Dunn
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Seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, April to May 1994
hooks laid were of the type Maruto no. 26. Approximately 5% were of the type Maguro no. 14 which has a ... within 5 m and 10 m of the hauling point, and within a square running 250 m out from either side of the ... 22.28 21.55 23.27 1 1-5 birds/line in relation to the number of baited hooks laid may be higher ... Georgia (sets 5 to 15) during night-time setting. These occurred in aggregations of 20 to 30 birds ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 111–121 : Автор(ы): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno
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Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?
lines comprising 5 to 8 magazines, each magazine being 1 800 m in length and holding 1 280 hooks ... last and third last magazines (of 5–8 magazine lines) of trial lines to avoid the pull-down effect of ... surface were evaluated to five target depths: 2, 3, 5, 10 and 20 m. Of these target depths, sink time to ... . Treatment Target depths (m) 0–2 0–3 0–5 0–10 0–20 With 7.9 12.1 20.4 38.6 76.9 Without 7.4 12.9 20.7 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Автор(ы): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith
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Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem
temporal distribution In the l\in1cl HaiJ'k
5.ea off the Fimbul Ice Shelf, upon which the South ... durins 1!J73 and indicate a decrease of 5 to 11 Per cent Per !:lear in the flOPulations at Mari on (4 ... . bi r,:J5 5 i 9hted on the Pr i nee Edward is I and5 was m.ade bl,! C.aPtain Cook in 1776, 1,,1ho ... the let-5!. di9er,,tible Pert. oc- fishe--s, squid!; arid r:rwst.-tce-ans1 whii:ti f'oi-R1 t.he ... 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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UK: 48.3 Assessment Summary
[CPUESG2].cv_process_error lower_bound 0.001 upper_bound 5 prior uniform phase 1 MCMC_fixed true @estimate ... [CPUESG3].cv_process_error lower_bound 0.001 upper_bound 5 prior uniform phase 1 MCMC_fixed true @estimate ... 5 prior uniform phase 1 MCMC_fixed true @estimate parameter q[Surveyq].q lower_bound 1e-8 ... rescaled according to the method Reweight.tags in the dataweighting package. 5. Process errors for catch ...
Document : Site Section: Meetings
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
16 1 Jan 16 1 Feb 16 0. 0 0. 5 1. 0 1. 5 2. 0 0 20 40 60 80 10 0 Camera 2 16 1 Nov 16 1 ... Dec 16 1 Jan 16 1 Feb 16 0. 0 0. 5 1. 0 1. 5 2. 0 0 20 40 60 80 10 0 Camera 3 A du lt A ... va ila bi lit y A dj us tm en t F ac to r 16 1 Nov 16 1 Dec 16 1 Jan 16 1 Feb 16 0. 0 0. 5 ... 1. 0 1. 5 2. 0 0 20 40 60 80 12 0 C ou nt Date A du lt av ai la bi lit y ad ju st ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Автор(ы): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery
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