Search results
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
by Article II of the CCAMLR Convention. The probability of adverse impact is affected by our understanding ... international consensus at each meeting of the Commission). Pulse fishing would alter current fishing patterns ... , there would be no recurring, long-term data collection costs. The data are also highly variable (some animals ... be 90 000 tonnes (200 000 tonnes x 0.45 = 90 000 tonnes). U sing frequent krill surveys to determine ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Author(s): Watters, G. and R.P. Hewitt
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Results of the CCAMLR Antarctic fish otoliths/scales/bones exchange system
were observed as incomplete before that date. 3. RESULTS 3.1 Notothenia rossii (Adults) Results ... readers was more than 80%. Deviations were more common as length (= age) of fish increased. Although ... %) The following table indicates that agreement between two readers was in the order of 80%. Agreement could have ... 78.0 X 98.0 3 84.0 80.0 X Results of age determinations from scales only are given in Table ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 197–226 : Author(s): Kock, K.-H.
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Analysis of haul data from the South Georgia krill fishery
H ~ ~ O J I ~ U I A M , rOBOpAT 0 TOM, YTO Man0 BpeMeHH 3aTpaqllBanOCb Ha nOI4CK KOMMepYeCKAX ~0qe~~paQI i f i KpAJIII. PRO ... an understanding of a wide variety of environmental (see review by Miller and Hampton, 1989) and socio-economic ... logbook, including dates and times for different stages of the fishing process. For example, the time ... process has been calculated by using the appropriate date and time fields. The following definitions ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 9–30 : Author(s): Trathan, P.N., I. Everson, E.J. Murphy and G.B. Parkes
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Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season
Coronation Island in the 1989/90 season Abstract / Description: Distributional characteristics of krill ... in the 1989/90 season ... 60 80 100 C 120 .£t ~ 140 ~ 160 '0 HlO 200 0.0I. - 2U.0T.90r •. time (hours ... WG-KRILL-90/20 DISTRIBUTION CHARACTERISTICS OF KRILL ... AGGREGATIONS IN THE FISHING GROUND OFF CORONATION ISLAND IN THE 1989/90 SEASON S.M. Kasatkina and V.I ... to depths less than 90 m and formed swarms of higher density: As = 1.38.10-4 m-2, ~ = 0.2089 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Author(s): Kasatkina, S.M. and V.I. Latogursky
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
, 2011c). Here, the events and pro- cesses in a tagging program that may lead to biases in tag-based ... fisheries (see review by Polacheck et al., 2010). For exam- ple, stock assessment model frameworks ... to the total population in a closed and fully mixed population will be equal to the ratio of tagged animals ... in a sample to the total sample size: M R N C = (1) where M is the total number of tagged animals ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Author(s): Welsford, D.C. and P.E. Ziegler
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Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea 48.2) during 1989/90
48.2) during 1989/90 Abstract / Description: The results of an analysis of haul-by-haul catch ... statistics from the Soviet krill fishing fleet during the 1989/90 season (sample of 3 614 hauls ... /90 ... during the 1989/90 season (sample of 3 614 hauls for the period from 1 November 1989 to 12 June 1990 ... the Soviet krill fishing fleet during the 1989/90 season (sample of 3 614 hauls for the period from ... sovietica durante la temporada 1989/90 (muestra compuesta de 3 614 lances durante el periodo del 1" de ... are presented on the distribution of the Soviet commercial fleet in Subarea 48.2 during the 1989/90 season ... in the South Orkneys area, including haul-by-haul data (i.e. the date, coordinates at trawling start, time ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 51–62 : Author(s): Sushin, V.A
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CCAMLR ecosystem monitoring and a feedback management procedure for krill
discussions (see Nicol, 1991 for review) and resulted in the establishment of a Precautionary Catch Limit ... of 1.5 million tonnes in the Atlantic Sector of the CCAMLR Convention Area at the Tenth Meeting ... remain available to meet the needs of predators. Also, the Commission agreed that feedback management ... on options in Article IX of the CCAMLR Convention and dictated by the management procedure (see de la Mare ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 345–350 : Author(s): Constable, A.J.
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Trawl bag selectivity in the Champsocephalus gunnari fishery
and the selectivity factor was 3.10 for a mesh size of 80 mm. Comparison of these results with results from previous ... % was 24.8 cm and the selectivity factor was 3.10 for a mesh size of 80 mm. Comparison of these results ... WG-FSA-90/32 TRAWL BAG SELECTIVITY ... was 3.10 for a mesh size of 80 mm. Comparison of these results with results from previous years ... facteur de selectivite de 3,10 pour un maillage de 80 mm. La comparaison de ces resultats avec ceux des ... ~yeT paccMaTpHBaTb KaK npe~BapHTeJIbHbIe. .llJI5I 51qeH pa3MepOM B 80 MM BeJIHqHHa LsO% paBH5IJIaCb ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 295–312 : Author(s): Bidenko, V.G. and I.G. Istomin
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Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data - Autumn 1989/90
1989/90 Abstract / Description: A krill biomass census survey was carried out at two fishing grounds ... Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data - Autumn 1989/90 ... WG-KRILL-90/21 KRILL BIOMASS ASSESSMENT IN STATISTICAL ... AREA 48 FROM THE RV ATLANTNIRO DATA - AUTUMN 1989/90 A.C. Fedotov* * Abstract A krill biomass ... of the Atlantic Ocean Sector of the Antarctic in March-April 1990. WG-KriU-90/24. Hobart, Australia: CCAMLR ... -Krill-90/23. Hobart, Australia: CCAMLR. (In Russian). 117 Table 1: Krill biomass in the 0 to 100 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 115–121 : Author(s): Fedotov, A.C.
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Small scale krill surveys: simulations based on observed euphausiid distributions
) and that variance increases with transect length. The areal shape of euphausiid aggregations has been reviewed ... designed on a 90° arc from the origin at the bottom left hand corner with a constant radius of 100 units ... transects on each of the distributions rotated sequentially through 90° intervals is shown in Table ... of the Antarctic krill (Euphausia superba Dana): A review. BIOMASS Scientific Series 9. NICOL, S. 1986. Shape ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Author(s): Agnew, D.J. and S. Nicol