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Using ecosystem monitoring data to detect impacts
fur seal pup production at Bird Island, South Georgia (54°00'S 38°03'W). This is a long-term ... insight can be gained by estab- lishing P(s ≥ so), the expected probability that the number of ... observations, s, with value ≤at is at least so, the actual number observed. The number of pos- sible ... combinations of so events that could occur in t years is given by: ! !( )!o o o t t s s t s æ ö÷ç ÷=ç ÷ç ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Автор(ы): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
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Variations in echosounder calibration with temperature, and some possible implications for acoustic surveys of krill biomass
significant differences in volume backscattering (S v) and target strength (TS) transducer gains were detected ... S v transducer gains at South Georgia (sea temperature at depth of transducer = 2.3 o C) were on ... backscattering (S,,) and target strength (TS) transducer gains were detected at both 38 and 120 kHz between ... calibrations conducted at the two locations. At 120 kHz, the required S, transducer gains at South Georgia ... retrodiffusion par volume (S,r) et l'intensite de la reponse acoustique (TS) ont ete Brierley et a1 ... , l'amplification S, requise du transducteur dans le secteur de la Georgie du Sud (temperature de la mer B la ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 273–281 : Автор(ы): Brierley, A.S., C. Goss, J.L. Watkins and P. Woodroffe
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CPUE indices used in Soviet krill fishery statistics from 1977 to 1992 and their possible utility for evaluation of relative changes in krill biomass
Litvinov et al. 172 T ab le 2 : C or re la ti on c oe ff ic ie nt s (C C s) b et w ee n ... 2. P P R 2 , al l s ub ar ea s, e nt ir e pe ri od 0. 03 99 64 7 78 0 0. 06 ... 27 53 24 8 3. Su ba re a 48 .1 , a ll ve ss el s, en ti re p er io d 0. 48 ... 10 4 0. 95 70 12 0. 21 35 85 43 5. Su ba re a 48 .2 , a ll ve ss el s, en ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 165–177 : Автор(ы): Litvinov, F.F., A.Z. Sundakov and V.I. Arkhipov
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Areas of seabed within selected depth ranges in CCAMLR Subarea 48.3, South Georgia
RANGES IN CCAMLR SUBAREA 48.3, SOUTH GEORGIA 1. Everson and S. Campbell* Abstract Areas of seabed ... ' - 36°32' 35°55' - 36°55' Certain of the CCAMLR fine-scale rectangles, specifically those at 54°S 37 ... °W, 54°S 36°W and 54°30'S 36°W are divided by land. The southerly part of each of these rectangles ... has been designated by '(S)' in the longitude (W) column of the tables. 3. RESULTS Areas of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 459–466 : Автор(ы): Everson, I. and S. Campbell
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Results of Soviet investigations of the distribution and ecology of pelagic squids (Oegopsida) in the Southern Ocean
of 60°S. File: 04-Lubimova.pdf ... 0 in the w~ter~ of high bioproductivity south of 60 S. RESULTATS DES ETUDES SOVIETIQUES SUR LA ... collection s'est elargie par le pr~levernent de deux ou trois dDuzaine s de sp~c imens identifies pour la ... a 9 farailles (13 genres). Les calmars pelagiques ne sont que tr~s rarement pris au filet dans les ... eaux a.ntarctique s et les donnees provenant de s bees de calmars trouves dans les estornacs de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 79-111 : Автор(ы): Lubimova, T.G.
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The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model
. Subscript s denotes season (1 = summer, 2 = winter) and applies to parameters, some of which had different ... adult abundance that pro- duces half of maximum recruitment, βi,s, had an arbitrarily low value of 1 ... the user-defined maximum, αi,s, when stock abun- dance Ki,t >> βi,s. (ii) The seasonally resolved ... parameter αi,s was 0 for season 2. Consequently, all modelled recruitment directly depends on its value ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Автор(ы): Hill, S.L. and J. Matthews
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
in that year 40 W 43 3 0' W 48 0 0' W M an ag em en t A re a A (W es t S ha ... g) M an ag em en t A re a B ( S ha g) 52 3 0' S 33 3 0' W M an ag em ... en t A re a C ( S ou th G eo rg ia ) 56 S 2 0 0 0 m 1 0 0 0 msh ag W s ha ... g N W ge or gi a S ge or gi a E ge or gi a 40 W 43 3 0' W 48 0 0' W M an ag em ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Автор(ы): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
work with the logarithm of Ω, called the entropy, S. log logi iS n n . The prior expectation, prob(h ... written in terms of the entropy S as prob(h) ∝ exp(S). This is an entropy-based prior distribution ... value, and generated from a virtual Heywood et al. 104 T ab le 2 : A s el ec ti on o f ... st at is ti cs r el at in g to t he r ec on st ru ct io ns s ho w n in F ig ur ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Автор(ы): Heywood, B.G., A.S. Brierley and S.F. Gull
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Indices of prey availability near the Seal Island CEMP site: 1990 to 1996
Prey Availability Table 1: Acoustic surve S used for data sources in the calculation of indices of ... at 120 kHz was estimated by subtracting 2.22 dB from t h e b a c k s c a t t e r i n g s t r e n ... strength, First Survey where (S\/)i,j,k is the average volume backscattering strength of the ith depth ... . (iv) Persistence over time, i3vX AS -- v - (S,), where ( S,), and ( are the overall average ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Автор(ы): Hewitt, R.P., G. Watters and D.A. Demer
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On the presence of Paralomis spinosissima and Paralomis formosa in catches taken during the Spanish survey Antártida 8611
de Canarias Ctra. San Andrhs s/n, Santa Cruz de Tenerife, Espaiia Abstract This paper provides ... ~ ~ ~ ~ S I 06 aHTaPKTUqeCKllX Kpa6aX, nonyYeHHbIx B xone McnaHcKoro pefica AHTAPTHJA 8611, npoBonmrueroca ... ~panee~l f i B pai io~e WXHOW T e o p r ~ a - B 20. BMA P. formosa 0 6 n a s n ~ s a n c r l AeamAbI ... cnyqae BMAa P. spinosissima - 160-627 M, a B CnyYae BMAa P. ~ ~ ~ ~ o s u , K O T O P ~ I ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 165–173 : Автор(ы): López Abellán, L.J. and E. Balguerías
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