Résultats de la recherche
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
britannique a et6 place a bord d'un palangrier chilien, le Cisne Verde, pechant dans la sous-zone 48.3 de la ... . For sampling units, the mother line was divided into lengths of 30 coils using sequences of three ... marked connecting lines. At the start of hauling, four 30-coil lengths were randomly selected for ... . Setting operations with a streamer line were randomly allocated to 15 of the 30 nights planned for the ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Auteur(s): Ashford, J.R. and J.P. Croxall
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Small scale krill surveys: simulations based on observed euphausiid distributions
. Thus even under favourable conditions, when the cv is close to 0.3, prey surveys may take 30 or more ... 0 0.0 0.1 20% change in mean density 30% 40% 50 ... '189111111111l22222222223JJJ3J3J3H4~4444444SS5555S555666'6'''661"111171717888989888899999999990 Q:> Jet ON""70."T ~" 12345 ... -------e------(t-------------------(t--------------------------@--ltX---------------------------------- 14 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Auteur(s): Agnew, D.J. and S. Nicol
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Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 based on the results of Soviet mesoscale surveys conducted using an Isaacs-Kidd midwater trawl
in the South Georgia marine ecosystem. CCAMLR Science, 3: 13-30. Ichii, T. and M. Naganobu. 1996 ... (30 minutes on average). The vessel speed during trawling was 3 to 3.5 knots. The depth of the trawl ... zone's Sushin and Shulgovsky --+ ---- l 60" 55" 50" 45" 40" 35" 30" Figure 2: Krill ... distribution (g / l 000 m3) in strata 0 to 100 m, 27 January to 16 March 1984. 60" 55" 50" 45" 40" 35" 30 ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 59–70 : Auteur(s): Sushin, V.A. and K.E. Shulgovsky
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Survey design to estimate krill abundance during FIBEX
1: Research proposals. 259 65' 70' 30'W f~ { t> 1 U1K I h ,.,. ~~ v r~ ~ M ~ ~~I~ D ... participate in the experiment. The coordinated multiship part of the study was scheduled to take 30 days. Two ... to achieve the maximum of survey time in the total available time (about 30 days) each Chief ... <., JJ """ ~. ~ ., ......... h. I~ """" .'\'t;I\ t;" E • US&. .. FRO ~ F • POLAND & CHll ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 253–263 : Auteur(s): Everson, I., I. Hampton and G.M. Jolly
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A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels
Science, Vol. 23 (2016): 17–30 17 A post-processing method to remove interference noise from acoustic ... / 10 5. 8 16 4/ 21 7/ 25 3 2. 22 /2 .6 7/ 3. 23 3. 03 /3 .5 3/ 4. 15 3. 30 /3 .8 8 ... et al., 2014). For krill with length ranging from 30 to 60 mm, the target identification window is ... 30 Wang et al. Figure 7: Frequency distribution of mean Sv (a) and variation of MVBS (b) for 20 ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Auteur(s): Wang, X., J. Zhang and X. Zhao
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By-catch of fish in longline catches off the Kerguelen Islands (Division 58.5.1) during the 1995/96 season
the Japanese longliner Anyo Mauu No. 22, and covered the whole area from 17 February to 30 April ... 343 Experimental Deep-sea Fishing Cruise 17 Feb 96 - 30 Apr 96 300 - 1 700 % 0 0 0.01 ... bord du Mar ion D u f i e s n e , 3 janvier - 18 fevrier 1985. Les rapports des campagnes iz la mer ... futur dans ce secteur de l'ocean Austral. 6b1n n p o a ~ a n n 3 n p o ~ a ~ s u ~ o ~ o t i comae ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 175–193 : Auteur(s): Duhamel, G., P. Pruvost and D. Capdeville
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
30 g weight and age of 2 to 3 years. The sex ratio of fish is actually the same in all size classes ... value of M was 0.83. (ii) Beverton and Holt method with F=O: M = Z where T t ' 1 = 0.94 f ... - t' mean age of fish, 3.42 years age of year class which is fully represented in catches and does ... determined from the data on age composition: T = 2 x 0.07 + 3 x 0.57+4 x 0.24+5 x 0.11 +6 x 0.0095 = 3.42 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Auteur(s): Shlibanov, V.I.
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On the instantaneous natural mortality rate of Champsocephalus gunnari, South Georgia (Subarea 48.3)
214 26-27 4 53 111 123 291 28-29 4 91 55 41 191 30-31 4 79 19 23 125 32-33 1 50 28 39 118 34-35 4 ... 0 0 26-27 0 29 69 0 0 0 0 0 0 0 28-29 0 0 100 0 0 0 0 0 0 0 30-31 0 0 88 8 0 0 0 0 0 0 32-33 0 0 ... the same here as it is for the Baranov method. (iii) The Beverton-Holt Method (1956): -where t t ... ' = mean age in the catch; M=_I_ t - t l = ftrst age group, fully represented in the catch, tic L(a ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 313–326 : Auteur(s): Frolkina, G.A. and R.S. Dorovskikh
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Analysis of haul data from the South Georgia krill fishery
CCAMLR Science, Vol. 5 (1998): 9-30 ANALYSIS OF HAUL ... Science, 3: 13-30. Hamner, W.M., P.P. Hamner, S.W. Strand and R.W. Gilmer. 1983. Behaviour of ... Ocean between 15 and 30°E during FIBEX. In: Siegfried, W.R., P.R. Condy, and R.M. Laws (Eds ... TO BpeMII KaK nepHOA @ ~ K T I ? ~ ~ C K O ~ O BeAeHHX IIpOMbICna 66111 6onee IIpO~OJIXATe~bHbIM H ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 9–30 : Auteur(s): Trathan, P.N., I. Everson, E.J. Murphy and G.B. Parkes
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Analysis of results from demersal fish surveys at South Georgia, undertaken by the United Kingdom and the USSR, January and February 1990
provenant d'une campagne d'evaluation effectuee a bord du navire march and Hill Cove en janvier 1990 et du ... series. All hauls were intended to last for 30 minutes at a speed of 3 to 3.5 knots. Hauls were ... that some form of replication had taken place. There were two schools of thought, one suggesting that ... involved defining an area containing all hauls that appear to form a group. This was achieved by using ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 223–254 : Auteur(s): (Report of a Joint UK/USSR Workshop, 23 to 27 July 1990)