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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
also a scalar given by: de ia Mare and Constable Table 1: Means and coefficients of variation ... the inclusion of parameters in the index. Predator Parameter 1 2 3 4 5 6 7 8 Parameter ... 1 2 3 4 5 6 7 8 (i) Highly correlated (0.6 < r < 0.95) 1 1 0.7301 0.8454 0.6797 0.6642 0.6613 ... 0.8399 0.7626 2 0.7301 1 0.8467 0.6096 0.8438 0.6728 0.6103 0.8585 3 0.8454 0.8467 1 0.7385 0.8181 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Автор(ы): de la Mare, W.K. and A.J. Constable
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
-October, with adult numbers reaching a peak in early November (Figure 1). Many of these penguins form ... Program (CEMP) Standard Method A3 (CCAMLR, 2004) (indicated by a large circle in Figure 1). The ... un ts Male breeders Female breeders Non-breeders Figure 1: Population dynamics of Adélie penguins ... in time (t, days since 1 October), where ˆ ap is defined as the time-series counts of a population ...
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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A simple approach for calculating the potential yield of krill from biomass survey results
estacionales tienen menos importancia. 1. IN1RODUCTION One of the topics considered by the Second Meeting ... : Y =A.MBo (1) is the annual yield, is the natural mortality in yrl, where Y M Do A. is an ... Appendix 1. This section comments only on the assumptions upon which those calculations are based. The ... model for the length of kriU of age (a+t) years may be written: 208 { .e .. [ 1-e -(3(a+ot)] .e ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Автор(ы): Butterworth, D.S., A.E. Punt and M. Basson
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Biology and harvesting of Dissostichus eleginoides around the Kerguelen Islands (Division 58.5.1)
metodos de pesca. 1. INTRODUCTION La peche dirigee de Dissostichus eZeginoides est une ... migration des poissons les plus ages vers les grandes profondeufs (Figure 1). Chaque groupe de taille est ... . 3.2 La pecherie L'evolution de la pecherie des iles Kerguelen (Table 1) permet de confirmer ... Economique Exclusive (ZEE). Cette espece qui ne representait pas 1 % des captures pour la periode 1979/80 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 85–106 : Автор(ы): Duhamel, G.
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The ecosystem approach to managing fisheries: achieving conservation objectives for predators of fished species
qu'ils portent sur tout u n intervalle d'effets lies a 1'i.cosysti.me et, comlne cela est mentionnk ... . npennarae~cx 06qwii nonxon Anx nOnnep>r
1 7 e f i H BOCCTaHOBneHkix H C T O q ... C T e M Y , (ii) KaKHMH Q O n X H b I 6 b 1 ~ b n P C f P O A O O X p a H H b l e q e n l l ... , MorYT 6b1~1-r HenOCpenCTBeHHO CBR3BHb1 C l303flefic~B~eM ITpOMblCna. B HaCToRlUee BpeMR 3 T 0 He ... Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 37–64 : Автор(ы): Constable, A.J
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A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ
August 1997 to 1 April 1998) and from 31 August 1998 onwards to provide for year- round access. The ... . Estimates of this take, and the basis/reference for their computation, are given in Table 1. Table 2 ... . CPUE Appendix 1 details a Generalised Linear Model (GLM) standardisation of the longline CPUE data ... distance between wings taken to be the distance swept), suggested a biomass estimate of 1 168 tonnes ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Автор(ы): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
ROCKCOD (PATAGONOTOTHEN GUNTHERI SHAGENS/S) FROM SHAG ROCKS SHELF V.1. Shlibanov Abstract The ... optimos para la pesca de la tram a Patagonica se encontro que es de 2.5 anos y 12.6 cm. 1 ... structures (Table 1). 113 From the extensive data, the growth of P.g. shagensis was found to be ... isometric (Figure 1). The weight-length ratio is described by the formula (4.6% accuracy*): W = 0.0046 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Автор(ы): Shlibanov, V.I.
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An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba
: British Antarctic Survey Bulletin No. 79 (May 1988). 1. British Antarctic Survey, Natural Environment ... paHee COOTHOllleHIHI, CBH3blBalO!l{I-Ie pa3J1I-1'1Hble AaHHble no AJHlHe C CblPblM 1-1 CYXI-IM BeCOM ... -I no B3aI-lM03aBI-ICI-IMOCTHM Tpex 1-13MepeHI-IH no AJHlne 1-1 Cblporo 1-1 cyxoro Beca KaK !f>YHK ... ~HI-I OT nOJla, CTaAI-II-I nOJlOB03peJlOCTI-I 1-1 CTaAI-II-I JlI-IHbKI-I. PaCCMaTpI-IBaeTCH BeCb Al ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 371-373 : Автор(ы): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle
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Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz
acustico realizado con posterioridad a FIBEX en 1984. 1. INTRODUCTION Acoustic surveys of krill ... other relevant calibration data for each sounder are shown in Table 1. The SL + VRS value for each ... sounder agreed to better than 1 dB with figures obtained by similar calibrations of these two sounders ... built-in hydrophone monitor indicated that the sounders were each probably stable to within 1 dB during ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Автор(ы): Hampton, I.
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
~ ) ~ K T H B H ~ I M PeXMMOM 3aTOIIneHMX XpyCOB MOXeT 661~1, e w e HMKe, eCJIcl Ha BCeX BbICTaBnReMbIX ... , and are now estimated to be 1-2 birds/thousand hooks (SC-CAMLR, 1998) for unregulated fishing ... experiments on line- weighting regimes between 1 and 17 February 1999, prior to the start of the fishing ... 50 tonne limit. A total of 88 birds was caught. The position of sets is shown in Figure 1. The ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Автор(ы): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
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