Résultats de la recherche
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Preliminary report on biological observations and exploratory fishing data collected in the South Georgia area during the 1985/86 cruise of MT Carina
parameters were drawn between this and previous seasons. File: 04-Kreft-and-Szynaka.pdf ... . Total catch was 1305.4 tons (Table 1). The c.p.u.e. in particular decades* (except for 3 days of ... to the second length group (84%, by number). The length range of C. aceratus was 25-72 cm (Figure 3 ... , the average degree of their stomach fullness stayed at grade 3. Fish stomachs were filled with krill ... ). .r! S ~ A q g:; E-I E-I 0 E-I _. 0 0 P--l ~ ~ q ~ , Nov. III 3 15 36 h 40 ~ 19.2 6.4 524 95 56 41 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 65-97 : Auteur(s): Kreft, K. and J. Szynaka
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Results of fish stock assessment survey, South Georgia region, November - December 1986
. aceratus). File: 05-Gabriel.pdf ... strata (stratum 1: 50-150 m, stratum 2: 151-250 m, stratum 3: 251-500 m) roughly in proportion to the ... 47.1 cm, and few fish below 40 cm (Figure 3). Notothenia gibberifrons Notothenia gibberifrons ... 251-500 m (Table 1). Mean lengths of 17.9, 21.3 and 32.0 were observed in strata 1-3, respectively ... at 8, 16 and 20 cm (Figure 5) would correspond to age groups 1-3, respectively; a mode expected ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Auteur(s): Gabriel, W.L.
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Homogeneity of body length composition of Antarctic krill within the commercial zone
bimodal. File: 02-Ichii.pdf ... adjacent classes to increases DU to 5 or larger. 3 . RESULTS AND DISCUSSION Results for each haul are ... areas where length compositions were bimodal. As shown in Figure 3, in areas where the overall length ... compositions. Data Set Type of Length Number of DF X2 p Set Composition Samples -1- -2- -3- -4- -5- -6- 1 ... b 3 26 13.091 0.9831 2 m 3 12 26.091 0.0104* 3 m 2 12 16.767 0.1586 4 b 2 18 15.523 0.6258 5 b 2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 17–28 : Auteur(s): Ichii, T.
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Seasonal and inter-annual variability in the distribution of Electrona carlsbergi in the southern Polar Front area (the area to the north of South Georgia is used as an example)
E. carlsbergi biomass in the area was also observed. File: 21-Kozlov-et-al.pdf ... TpaJIOBbIX H aKycTw·lecKHx CbeMOK B patloHe K ceBepy OT IO)I{HOtl reoprHH Me)l{,lty 49-54° IO.W. H 25-40° 3 ... area form in summer when the biomass is capable of reaching 3 million tonnes. E. carlsbergi biomass ... (Table 2). 3. CONCLUSIONS Following the investigations, fairly distinct patterns emerged in respect ... (x103 tonnes) Density (xl()3 square mile) (x103 tonnes per square mile) October to 54.1 743 4 - 145 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Auteur(s): Kozlov, A.N., K.V. Shust and A.V. Zemsky
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Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined with various codends
tape codends. File: 01-Zaucha.pdf ... BblCB060Al1TbCH 113 KYTKa. CeJIeKTI1BHble - 3 - cnoco6HOCTif 060HX neHTO'IHblX KYTKOB 6bInH ropa3Ao nY'IWe ... Orkney Islands, 3. Antarctic Peninsula, including the following fishing grounds Elephant Island ... of this trawl is presented in Figure 2. Figure 3 shows a plan of rigging for a 32/26 trawl. For ... . - 7 - 3. MATERIAL AND METHODS In order to determine selective properties of the investigated ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 1-48 : Auteur(s): Zaucha, J.
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Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988
typical swarms encountered during FIBEX surveys. File: 18-Endo-and-Shimadzu.pdf ... was recorded on a net recorder chart. 3. RESULTS AND DISCUSSION The number of aggregations per ... BIOMASS. 1986. Report on the post-FIBEX acoustic workshop, Frankfurt, Federal Republic of Germany, 3-14 ... o o o a b c 1 2 3 4 5 6 7 TOWED LAYER' LENGTH(Km) I 5 10 15 20 25 THICKNESS(m) 1 ... 10 20 30 40 50 60 70 80 NET V 0 L U MED ENS IT Y ( g. m-3 ) Figure 3: Frequency distributions of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Auteur(s): Endo, Y. and Y. Shimadzu
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Review of length-weight relationships for Antarctic krill
discussed. Recommendations for possible uses of reviewed length-weight relationships are presented. File ... Tables 3 and 4 contain wet weight data. In most cases krill were separated according to sex. In their ... both dry weight (Table 2) and wet weight (Table 3). Morris et al. (1988) noted that 'surprisingly ... relationships for males, gravid females and non-gravid females (Table 3); (b) during the post-spawning period ... females (Table 3); (c) during the winter and pre-spawning periods use general length-weight ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 145–155 : Auteur(s): Siegel, V.
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Choosing distance between acoustic survey tacks
that the suggested criterion be applied in real hydroacoustic surveys. File: 08-Kalikhman-et-al.pdf ... . * * * * * * * * * * BbIEOP PACCT05IHM5I MIDK.lI:Y fAJICAMM nPM AKYCTMQECKOl1 C1EMKE M.n.KanHXMaH, 3.M. KH3Hep, E.P ... . Mathematically, it can be strictly proved that the typical size is determined by the relationship 1 (3) In ... error 8= vr302_202~20%=0.2. Assuming k=l, we use expression (3) to find a typical size 1= ~=100 miles ... density. Variation coefficient values b - 3.2. a - 3.1; " f-' 0\ f-' r/l 0,5 0,4 0 0 3 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Auteur(s): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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Detection and quantitative estimation of krill concentrations by hydroacoustic instruments
expense of a rise in the acoustic power of emission. File: 06-Yudanov.pdf ... registration of the item, m ; f. transmission repetition frequency, imp/min. ~mp (3) - 132 - This ... echo signal from an individual krill. As an example, we have calculated by formula (3) directivity ... calucations is shown in Figure 3. As follows from the graph, the detection of krill at shallow depths ... . References (Russian) 1. Samovolkin V.G. 2. Yudanov K.I. 3. Stashkevich A.P. 4. Protaschuk V.A ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Auteur(s): Yudanov, K.I.
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CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island
among trawlers to be an objective indicator at present. File: 17-Endo-and-Ichii.pdf ... trawls made in the area between 59°30'W and 61°30'W and between 61°30'S and 62°30'S, were examined. 3 ... each of seven trawlers which participated in krill fishing in this season (ANOV A, Figures 3 and 4 ... 50 40 l- 30 3 o l- ---J: U l- -< U 20 10 o E M JAN L E M FEB L E 10-DAY ... PERIOD OF MONTH M MAR L Figure 3: Mean catch/tow values of each trawler for each 10-day period ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Auteur(s): Endo, Y. and T. Ichii