Résultats de la recherche

1. By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)

   Paper Title:  By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in ... of scientific observations conducted aboard the Japanese krill fishing vessel Chiyo Maru No. 2 ... presents a brief re-analysis of the by-catch data collected on board the Chiyo Maru No. 2; means and ... was much higher for the Chiyo Maru No. 2 than it was for other Japanese and Ukrainian krill trawlers ... FISHES CAPTURED BY THE KRILL FISHING VESSEL CHIYO MARU NO. 2 IN STATISTICAL AREA 58 (JANUARY TO MARCH ... observations conducted aboard the Japanese krill fishing vessel Ckiyo Maru No. 2. Unfortunately, Armstrong's ... -analysis of the by-catch data collected on board the Chiyo Mnru No. 2; means and variances are calculated ... for the Ckiyo Maru No. 2 than it was for other Japanese and Ukrainian krill trawlers fishing in the ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Auteur(s): Watters, G

2. Joint Polish/American hydroacoustic survey of Elephant Island and the vicinity of King George Island, 1988

   survey results apply to 7 453 n miles 2 near Elephant Island and 2 894 n miles 2 in the Bransfield Strait ... . The full survey found (120 kHz data) 385k tonnes (in 7 787 n miles 2) in the Bransfield Strait and the ... area north of King George Island and 309k tonnes (in 8 836 n m 2) in the expanded area around Elephant ... Island and 2 894 n miles2 in the Bransfield Strait. The full survey found (120 kHz data) 385k tonnes ... 7 453 nm2 cerca de la isla Elefante y a 2 894 nm2 en el estrecho de Bransfield. La prospecci6n ... Island. ( 2) Establishment of baseline studies coordinated with predator (e.g. seal and penguin ... and will be closely coordinated with us and other nations' research efforts. 2. MATERIALS AND ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 357–377 : Auteur(s): Macaulay, M.C.

3. Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during the 1990/91 austral summer

   and nearshore zones. The mean density of krill was low in the oceanic zone (8.5 g/m 2), intermediate ... in the frontal (37.3 g/m 2) and neritic (28.1 g/m 2) zones, and extremely high in the nearshore zone ... (134.7 g/m 2). The last zone corresponds to the shelf break: or the shelf area where topographic eddies ... abundant in the slope frontal zone, having a mean density of 23.9 g/m 2 (411 000 tonnes), as contrasted ... . 2. MA1ERIALS AND METHODS The cruise of RV Kaiyo Maru was conducted in two stages (Ichii et al ... ., 1991), although this paper deals only with research activities of the second leg. Leg 2 covered the ... 3.1 Oceanographic Features Figure 2 shows horizontal salinity distribution at 10 m depth. Three ... Georgia. In the frontal region buoys 2 and 3 drifted eastward at first, then became entrained in the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 183–199 : Auteur(s): Ichii, T., H. Ishii and M. Naganobu

4. Preliminary analyses of data collected during experimental phases of the 1994/95 and 1995/96 Antarctic crab fishing seasons

   Champion during Phases 1 and 2 of the experimental crab fishery were analysed using generalised additive ... data from the Phase 2 depletion experiments did not have significant negative slopes. The insignificant ... tagged and released during Phase 2. Four of the tagged crabs were recovered, and these crabs were at ... miles/day. Mark-recapture estimates of standing stock and density were made for the area around Phase 2 ... Clzainpion during Phases 1 and 2 of the experimental crab fishery were analysed using generalised additive ... catch data from the Phase 2 depletion experiments did not have significant negative slopes. The ... 000 crabs were tagged and released during Phase 2. Four of the tagged crabs were recovered, and these ... area around Phase 2's third depletion square. The assumptions of the mark-recapture model were ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 141–159 : Auteur(s): Watters, G

5. Significant intra-annual variability in krill distribution and abundance at South Georgia revealed by multiple acoustic surveys during 2000/01

   South Georgia. Krill density in the western box in the early-season survey was very low (3.5 g m-2) but ... rose significantly (P = 0.020) by midseason (to 34.7 g m-2). In a pattern that is consistent with ... in the eastern box (80.4 g m-2). Analysis of transect data obtained in the western box in the ... -2 that was intermediate between the eastern and western areas. The size structure of the krill in ... box in the early-season survey was very low (3.5 g m-2) but rose signifi cantly (P = 0.020) by mid ... - season (to 34.7 g m-2). In a pattern that is consistent with observations from previous years, krill ... density in the western box in the mid-season survey was less than that in the eastern box (80.4 g m-2 ... of South Georgia in mid- season revealed a krill density of 47.2 g m-2 that was intermediate between ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 71–82 : Auteur(s): Brierley, A.S., C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst

6. Acoustic estimates of krill density at South Georgia, 1981 to 1998

   from year to year over that time, ranging from ≈ 2 to  ≈ 150 g m-2 (fresh mass). The 1982, 1991 and ... % confidence limits <15 g m-2). For five of the summers between 1990 and 1998 it was possible to calculate ... fluctuated widely from year to year over that time, ranging from =2 to =l50 g m-2 (fresh mass). The 1982 ... annee, entre "2 et "150 g me2 (poids vif). Les saisons d'ete austral de 1982,1991 et 1994 se ... l'intervalle de confiance 5 95% 2). Pour cinq des et& de 1990 B 1998, il est possible de calculer des ... IIepMoAoB C 1981 KO 1998 r. B TeqeHHe 3TOr0 IIepHOAa nnOTHOCTb KpHnX y OCTpOBa MeHXJlaCb OT =2 ,Q0 =l50 r ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Auteur(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson

7. Acoustic estimates of krill biomass in the Elephant Island area: 1981–1993

   (January 1993) and biomass densities range from 2.5 g/m 2 to 134.5 g/m 2. Average biomass and average ... density over the 13-year period were 1 703 x  103 tonnes and 53.2 g/ 2. File:  01hewitt-demer.pdf ... OqeHKH IIJIOTHOCTH ~ H O M ~ C C ~ I HaXOjqIITCR B IIpeAenaX OT 2,s r/M2 no 134,s r/M2. CP~AHRII 6 a o ... krill target strength (-37.70 dB/kg for 40 to 45 mm krill, Hewitt and Demer, 1993 - Table 2) results in ... , estimated biomass densities of krill in the Elephant Island area decreased monotonically from 134 g / m 2 ... to 67 g / m 2 over the course of six surveys conducted from mid-January to mid-March 1993 (Hewitt ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 1–5 : Auteur(s): Hewitt, R.P. and D.A. Demer

8. Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island

   in inshore regions where krill frequently occurred but higher density areas of krill (~250 g/m 2 ... occurred only occasionally but in large aggregations (surface length about 2 to 3 km) of higher densities ... (~250 g/m 2). In the inshore foraging areas krill undertake diurnal vertical migrations, tending to be ... where krill occurred only occasionally but in large aggregations (surface length about 2 to 3 km) of ... (d'environ 2 a 3 km de long) et de densites elevees (~250 g/m2). Dans les secteurs d'alimentation cotiers ... Institute of Far Seas Fisheries, Orido 5-7-1, Shimizu, Shizuoka, 424 Japan 2 National Marine Mammal ... arperau.HSIX (OKOJIO 2-3 KM ,l(JIHHOH Ha nOBepXHOCTH) 60JIbillHX nJIOTHOCTeH (~250 r/M2). B npH6pe)l{HbIX ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 273–285 : Auteur(s): Ichii, T., H. Ishii, J.L. Bengtson, P. Boveng, J.K. Jansen and M. Naganobu

9. Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass

   155 786 km 2 was estimated to be 1.8225 x 10 6 tonnes (Coefficient of Variation = 9.5%). This gives an ... estimate of mean density throughout the region of 11.7 tonnes km-2. Although the estimate of the mean is ... density throughout the region of 11.7 tonnes km-2• Although the estimate of the mean is not sensitive to ... %). Ceci donne une estimation de densite moyenne pour toute la region de 11,7 tonnes km-2• Bien que ... ,llH5I5I rrJIOTHOCTb BO BceM patioHe COCTaBHJIa TaKHM 06pa30M 11,7 TOHH KM-2. XOT5I o~eHKa Cpe,llHeti ... densidad media de la region de 11.7 toneladasokm-2. Aunque la estimacion de la media no es susceptible a ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Auteur(s): Murphy, E., I. Everson and A. Murray

10. Status of the Polish FIBEX acoustic data from the West Atlantic

    densities of krill in the oceanic parts of the Drake Passage were low (3 g m-2); however, the results also ... Shetland Islands were areas of high density. High acoustic densities of krill (77 g m-2) were also present ... Trathan et a1 ireas de alta densidad. Tambign se encontraron altas densidades de kril(77 g m-2) en el ... the Drake Passage and stratum 2 (transects 12 to 21) the Bransfield Strait. Estimates of the mean ... and Figure 1: Location of acoustic transects in the Drake Passage (stratum 1; Figure 2: Location ... (stratum 2; transects 12 Bransfield Strait (stratum 2) where the MVBS value was greater to 21). The 1 000 ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Auteur(s): Trathan, P.N., J. Kalinowski and I. Everson

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