Search results
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Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)
C. TaGntiua 10: Kpyn~b~fi K O M M ~ P Y ~ C K M ~ ~ npOMbICen Y Iora %inA B 1991192 r., 30Ha 2. HaGop ... BbInOJIHeHHbIX PaHee aHaJIM3oB C UeJIblO ll3YYeHHSI B 0 3 M O X H O C T k I MoAeJIllpoBaHllX CHU3HBUI l lXCR ... B JIOKaJlA30BaHHbIX pafi0~aX B TeYeHMe IlepHOJJOB, KaK MAHAMYM, TpeX Awefr. Pe3yJlb~a~b1 yKa3aJIM Ha TO, YTO ... P ~ I ~ ~ K O B , A3MeHYAByKl YJlOBACTOCTb M CnAUlKOM H U ~ K H ~ ~ BbInOB, K O T O P ~ I ~ ~ He MOr 661 BbI3BaTb ACTO~eHAe ... used to examine local patterns in catch per unit effort (CPUE) in the longline fisheries for Patagonian ... presents a re-working and synthesis of previous analyses to examine whether declines in CPUE can be ... in localised areas for periods of at least three days. The results suggest that there is greater ... potential for application of the model in some areas than in others, but in general there is no sufficiently ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Author(s): Parkes, G., C.A. Moreno, G. Pilling and Z. Young
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Joint Polish/American hydroacoustic survey of Elephant Island and the vicinity of King George Island, 1988
in most areas covered by last year’s survey. The total biomass in the vicinity of Elephant Island ... The hydroacoustic survey found a low krill abundance in most areas covered by last year&rsquo ... 83.10 Avg. (8S) 35.50 723.50 13.12 30.00 9.65 20.77 ELEPHANT ISLAND (El) C1 9.00 223.00 18.70 ... The hydroacoustic survey found a low krill abundance in most areas covered by last years survey. The total biomass ... to bongo-net hauls (reduced speed from 6-8 knots to 3 knots for 45 min) spaced approximately every 30 ... surveyed last year. The full survey found (120 kHz data) 385k tonnes (in 7 787 n miles2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 357–377 : Author(s): Macaulay, M.C.
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Areas of seabed within selected depth ranges in the South-West Atlantic and Antarctic Peninsula regions of the Southern Ocean
°20' 59°30' 60°00' 2.2 8.7 44.6 44.6 956 957 2 62°00' 62°20' 58°30' 59°30' 91.6 2.9 3.7 1.8 1359 ... 1934 3 62°00' 62°20' 57°30' 58°30' 27.6 6.4 12 54 1500 1934 4 62°20' 62°40' 57°30' 58°30' 0 0 0 100 ... 1898 1898 5 62°20' 62°40' 58°30' 59°30' 9.5 2.7 3.2 84.5 1809 1898 6 62°20' 62°40' 59°30' 60°00 ... °00' 57°30' 60°00' 6.6 4.3 20.4 68.8 14417 14740 14 61°00' 62.°00 ' 56°00' 57°30' 1.5 2.4 28.4 67.4 ... Paper Title: Areas of seabed within selected depth ranges in the South-West Atlantic and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 49-73 : Author(s): Everson, 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
w z z o 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 ... r u F a::: w r w... E- ~~.k-f-. 0 F 20 30 48 50 60 e- LATE FE::; ~I= 220'21 I [ X= 45.9377 ~ SO=: 5.~,871S 20 ~HX= 59 r !1U ... Sc: 336 EAF:LY MAR :20 30 f-1 [DDLE ~IAF: 210 :::0 U~TE ~IAF: 212) 30 X= 46.0183 SD ... OHCKHM TpayJIepOM B TeqeHHe ce30Ha 1987/88 r. PHCYHOK 2b: MeCTOnOJIO:>KeHHe TpaJIeHHH, BbInOJIHeHHbIX 5.In ... Paper Title: CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the ... fishing ground north of Livingston Island Abstract / Description: In order to identify whether or not ... there was a marked change in two kinds of CPUEs, body length and greenness of krill during the fishing ... season, these parameters were examined for each 10-day period of the Japanese krill fishery in the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Author(s): Endo, Y. and T. Ichii
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean.
0. 8 (2 1. 5) 49 –2 06 50 –1 48 0. 66 ( 0. 69 ) 0. 30 (0 .4 2) 30 D ec –1 9 Fe b 20 07 ... 90 –1 80 7. 8 (2 .7 ) 5. 3 (2 .3 ) 30 D ec –1 9 Fe b 20 07 /0 8 21 66 69 ... gi no id es 20 06 /0 7 Fe m al e (7 45 ) 30 .6 69 ... set and mean CPUE for Dissostichus eleginoides (black) and D. mawsoni (red). 0 10 20 30 500 ... of antifreeze in the former species. Dissostichus eleginoides showed a resting stage in sexual ... maturity, while D. mawsoni was in developing condition. In D. mawsoni, small fish contributed a very low ... latitudinal patterns in sexual maturity and size composition. The study indicates that the management of ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 145–153 : Author(s): Taki, K., M. Kiyota, T. Ichii and T. Iwami
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Preliminary results of research activities of RV Evrika in the Scotia Sea in January-March 1988
"" c ' " .. ) --"A, k> ' 1 , I 6~',i r.:t: . l.!!') Co 3~ 30 Figure 1: Network of survey stations (20 January-9 March 1988). Key: -Second Frontal Zone ... MOHHTopHHra. 3a nepHO.ll npOBe.lleHH.H HaOJIIO.lleHHH 30HaJIbHOe nepeMemeHHe BO.ll AHTapKTHqeCKOrO ... QHpKYMnOJI.HpHOrO TeqeHH.H H BTOPOH $pOHTaJIbHOH 30HbI YCHJIHJIOCb, qTO BbI3BaJIO nepeMemeHHe KPHJI.H K BOCTOKY ... westward to the Scotia Sea in 1988, most krill concentrations apparently to extended eastward of 30 ... Paper Title: Preliminary results of research activities of RV Evrika in the Scotia Sea in January ... -March 1988 Abstract / Description: In 1987/88 a multi-disciplinary survey was conducted of the Scotia ... South Georgia in particular were surveyed twice. Research activities are part of the program implemented ... in areas of the Atlantic Sector of the Southern Ocean identified for monitoring by CCAMLR. During the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 215-229 : Author(s): Maklygin, L.I., A.S. Fedorov, V.N. Shnar, Yu.A. Shulyakovsky, I.V. Krasovsky, Yu.D. Shuvaev and A.V. Kromsky
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Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys
'S and between 20°30' and 26°30'W was surveyed from 20 February to 2 March. Secondly, the area with coordinates ... 51°30' to 55°00'S and 8°00' to 18°30' (Figure 7) was surveyed from 20 March to 2 April ... or spots (isolated schools) with a height of up to 30 m (Figures 1 and 2). They were chiefly distributed ... for myctophids were conducted over the area from 47° and 56°S and between 8° and 44°W in the period 30 January ... Paper Title: Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by ... acoustic surveys Abstract / Description: Acoustic surveys carried out in the summer and autumn of 1987 ... -1989 estimated the biomass of myctophids in the Atlantic sector of the Southern Ocean between 48° and ... species, Electrona carlsbergi, were found only in some limited areas. The bulk of the surveyed biomass of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Author(s): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva
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Assessment of krill flux factors in waters of South Orkney Islands during summer 1996
d o not provide a basis for calculating actual total biomass of krill I n recent years ... ). The experiment was carried out in a small area (30 X 30 n miles), however, and the results obtained did ... area bounded by 59'10'S-60'30's and 50°00'W-42"00fW, and located in Subarea 48.2 (South Orkneys ... , satellite navigation unit GP/303 and a Furuno log/current meter CI-30 (Japan). Equipment was calibrated ... Paper Title: Assessment of krill flux factors in waters of South Orkney Islands during summer ... February to 7 March 1996 to assess krill flux factors in Subarea 48.2. The study area (80 x 240 n miles ... ) was located in the zone of interaction between waters of the Antarctic Circumpolar Current (ACC) and ... in the past. The geostrophic transport of krill across boundaries of the study area was calculated as ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 195–204 : Author(s): Kasatkina, S.M., V.N. Shnar, M.I. Polischuk, A.M. Abramov and V.A. Sushin
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Characteristics of krill swarms from Prydz Bay
2.5 4.0 5.5 7.0 8.5 LN (LENGTH) AFTER 1800 ~ I- l- I- I- 50 40 30 20 10 1002 ... ) 7.8 150 100 50 (m) 60 50 40 30 20 10 1n (between swarm distance) Figure ... - I- - - I- I -44 19 (kg) 50 0 40 ~ 30 20 10 70 60 50 40 30 20 10 I'J 0 0 ~ I'J ... L-~I __ -L __ -L __ ~I __ -L __ ~ __ ~~ o 10 20 30 40 50 60 70 80 distance along transect (km) Figure4(a): Change in swann biomass ... , Antarctica, in December 1990. Swarm length, depth, thickness, Mean Volume Backscattering Strength (MVBS) and ... Euphausia crystallorophias. An increase in swarm length was seen with increasing distance from the coast ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Author(s): Agnew, D.J. and I.R. Higginbottom
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Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89
January 1707 20.9 81.7 6.41 11 to 15 January 664 7.4 89.7 7.45 16 to 20 January 368 1.5 245.3 22.30 21 ... WG-CEMP-92/30 LOCATION AND INTENSITY OF THE SOVIET ... BbIweynOM5.lHYTbIH ce30H ,l{OCTHr MaKcHMYMa, 3a nOCJIe,l{HHe ,l{eB5.lTb ce30HOB 06LQa5.1 npOMbICJIOBa5.1 ... npocToH cxeMe: (i) cY,l{a BXO,l{5.IT B npH6pe:>KHYIO 30HY (K ceBepy OT O-Ba 3JIecpaHT) H Ha4HHalOT ... Paper Title: Location and intensity of the Soviet krill fishery in the Elephant Island area ... from 21 November 1988 to 25 March 1989. Although the total catch of the USSR in this season reached a ... low. In 1988/89 only one standard fishing vessel operated in the area over 40% of the time. The ... highest catch-per-unit-effort was observed in January 1989 (7.7 tonnes per hour of trawling on average ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Author(s): Sushin, V.A. and A.S. Myskov