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Choosing distance between acoustic survey tacks
, ~ , ~,,~" !,I I6~,\ :::::;::""""-1:~:,~ 30~ ~ <: I:' · .. . I·"'t:':::::"............ --=:z"=~ 20% '= I,' 7 ... paCCT05fHHe MeJKgy rancaMH rrpH aKycTHqeCKOH CoeMKe ~enecoo6pa3Ho BhI6Hpa T h, OCHOBhIBa~c h Ha THrrHqHOM ... position of the starting point, the extension of tacks, the form and size of the surveyed area, and the ... series of surveys with different distances between tacks was simulated for each field of density ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Автор(ы): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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Standardization of fishing effort for Champsocephalus gunnari in the South Georgia area (Subarea 48.3)
area (Subarea 48.3) Abstract / Description: Traditional calculation of catch-per-unit-effort series is ... calculation of catch-per-unit-effort series is inflexible in its use of data types and has no estimate of ... coefficient of variation for the CPUE values was 0.399. Resume Le ca1cul traditionnel des series de ... empleado comunmente para estimar las series de captura por unidad de esfuerzo es bastante limitado en los ... vessel was selected as standard and, on the basis of information recorded in the STATLANTB form, a ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 327–336 : Автор(ы): Gasiukov, P.S.
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) biomass
106 t (Coefficient of Variation = 9.5%). This gives an estimate of mean density throughout the region ... of 11.7 t km-2. Although the estimate of the mean is not sensitive to the definition of strata, the ...
Meeting Document : WG-KRILL-91/30 : Автор(ы): E. Murphy, I. Everson and A. Murray (United Kingdom)
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A statistical method for estimating the level of IUU fishing: application to CCAMLR Subarea 48.3
October to 30 September, thus including one summer and one winter period. The estimated mean toothfish ... analysed: 1998/99, 1999/2000 and 2000/01. Each year fully covered the period 1 October to 30 September ... 30 septembre et comprend donc une période d’été et une période d’hiver. Les captures moyennes de ... охватывает период с 1 октября по 30 сентября, включая, таким образом, один летний и один зимний период ... . Cada año cubrió el período del 1º de octubre al 30 de septiembre , incluyendo por lo tanto un verano y ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 119–141 : Автор(ы): Agnew, D.J. and G.P. Kirkwood
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
important predators of krill (C. gunnari) and fish (D. mawsoni) in turn form key prey for top predators in ... Program. Both species are important predators of krill (C. gunnari) and fish (D. mawsoni) in turn form ... are known to form an important part of the diet of Antarctic top-level predators (Sabourenkov, 1990 ... scarce (Ainley et al., 2006). Myctophids, a predominant group among mes- opelagic fish, form ... Oceanic pelagic waters form the largest realm in the Southern Ocean. Myctophids are the most abundant ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Автор(ы): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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e-sc-xxiii-a5.pdf
... manually using data entry panels, or download processed data to database tables in standard CCAMLR form ... validation of survey data, and improvements to CCAMLR’s data form used for submitting data from bottom trawl ... surveys (form C4). The revised data form, in Microsoft Access format, allows users to either enter data ... . A copy of the data form was made available on WG-FSA-04’s server. 3.3 In addition in 2003, WG-FSA
application/pdf attached to:WG-FSA-04
Meeting Report : WG-FSA-04
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Fishes: Trophic modelling of the Ross Sea
Bradford-Grieve & Fenwick 2002). Species Life- style1 Comp2 Depth3 (m) Diet4 Occ 5 Catch6 (t ... 97.3 Gvozdarus svetovidovi P MD/LD 500? 80D,10B,10S R Lepidonotothen larseni B SD 30–550 100K R ... Pagothenia borchgrevinki C SD 0–30 70Z,20K,10B O Pagothenia brachysoma C SD 0–30 70Z,20K,10B R Y ... 300–1000 70K,20B,10Z C Y Trematomus newnesi C SD 0–400 70K,20K,10B C Trematomus nicolai B SD 30 ...
Document : Site Section: Publications
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Spatial and temporal distribution of krill Euphausia superba biomass in the Ross Sea (1989/90, 1994/95)
density about 100 Unm2. The highest value of biomass density (51761 t/nm2) was found the 23 November 1994 ... 426 thousand tons was estimated (mean biomass density around 32 t/nm2). During the second part of ... density around 39 t/nm2). The highest value of biomass density (1041 t/nm2) was found in January at ...
Meeting Document : WG-EMM-97/53 : Автор(ы): Kalinowski, J., Azzali, M.
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
water from the Pacific Ocean. A series of fronts form which are collectively referred to as the Weddell ... , cold polar waters from the Weddell Sea meet warmer circumpolar water from the Pacific Ocean. A series ... of fronts form which are collectively referred to as the Weddell-Scotia Confluence. Within the ... form an isobath contour following current, with shallower topography to the left of the velocity ... activity. However, there does seem to be a quasi-stationary form which is related to the topography of the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Автор(ы): Gordon, A.L.
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Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data
longitude is assumed to be 30 nm. Figures 6 to 9 show the results of the application of the rule ... (1989) concentrations are presumed to persist for the entire fishing period of14 to 30 days.) 290 ... for data entry. Particpants at the Krill CPUE Workshop provided useful comments, as did Ray Hilborn ... . LEVIN, S.A., A. MORIN, and T. POWELL. 1989. Patterns and processes in the distribution and dynamics of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Автор(ы): Mangel, M.
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