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Choosing distance between acoustic survey tacks
formula 8' ::::; B where S', v', k' anda' are corrected values. (4) - 159 - Let us consider an ... ). The area of the surveyed region S=10 4 square miles. The results of the preliminary survey ... values, as well as the value of error of the hyrdoacoustic method into formula (4) we shall estimate ... · 23:3 6~9 36.0 35.7 ~7.5 32;5 · .. · 28,3 21;0 13;4 15.6 .. 20.9 20:2 116.! · , 4~ I 37.3 4 '20.0 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Автор(ы): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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Fish distribution and biomass in the Heard Island zone (Division 58.5.2)
93 m long 3 893 tonnes power: 10 000 kw maximum, usually 4 500 kw in fishing mode. Fishing gear ... ) 10 (9) 5 (7) 5 (3) 5 (5) 5 (4) 5 (4) 5 (3) GR500 and She11500 were subsumed back into 500 ... between cruises. C. gunnari abundance was 3 112 and 4 584 tonnes during autumn 1590 and summer 1992 ... of this species there. The 750 stratum accounted for 4 975 and 10 224 tonnes of D. eleginoides ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 1–20 : Автор(ы): Williams, R. and W.K. de la Mare
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Significant conservation benefits obtained from the use of a new fishing gear in the Chilean Patagonian toothfish fishery
~70–74 cm Ø~30 cm Ø~10–15 cm ~100–120 cm Hooks Snoods ~20 cm ~15 cm ~25 cm Weight 4–8 kg ... Almagro Islands (15 594 pairs in 2001/02) (Lawton et al., 2003), the Evangelistas Islets (4 670 pairs in ... in the industrial fishery were the same bags of stones used in the Spanish system (between 4 and 10 ... effort during the period was 4 137 000 hooks (Table 1), Table 1: Fishing effort of the Chilean fishery ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 79–91 : Автор(ы): Moreno, C.A., R. Castro, L.J. Mújica and P. Reyes
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Chilean krill fishery: analysis of the 1991 season
1990, Annex 4, paragraphs 114 and 115) and WG-KriU felt that some preliminary analyses are needed ... and 14 hours (Figure 4). During the first 20 days the effort ranged between 6 and 12 hours ... northern shelf of Elephant Is. Fishing in sector (1) lasted for 19 days, 4 days in sector (2) and 11 days ... , however, no species identification was possible at this time. This work is currently underway. 4 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 273–287 : Автор(ы): Marín, V.H., A. Mujica and P. Eberhard
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Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea
. Sarfatti’ Università degli Studi di Siena Via P.A. Mattioli 4, 53100 Siena, Italy Email – olmastroni ... /99 0 2 4 6 8 10 12 14 16 N u m b e r o f d e a d c h ic k s 0 10 20 30 40 ... 2 4 6 8 10 12 14 16 N u m b e r o f d e a d c h ic k s 0 10 20 30 40 50 60 ... 70 80 W in d s p e e d ( k n o ts ) n = 32 2002/03 0 2 4 6 8 10 12 14 16 29/10 8 ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Автор(ы): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi
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An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data
B an k (D iv is io n 58 .4 .3 b) lo ng lin e fi sh in g d at a sh ow in g ef fo ... C - - 17 12 8 - 32 27 20 4 R - - 20 20 - 18 20 78 E ff ... 3 06 7 17 6 25 3 T O P (n ) - - - 1 95 8 - 33 1 2 22 9 4 51 8 T O P ... 4): (i) Only a small number of records with low catches were available for the 2003/04 season ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Автор(ы): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara
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Preliminary model of krill fishery behaviour in Subarea 48.1
-CAMLR, 1992 - Annex 4, Appendix F) has shown that estimates of total effective biomass for the summer ... 4). For the base case, the median total catch predicted by the model over December through March ... (Tables 2 and 4). A 100 km radius closed area around Elephant Island resulted in a decrease of 21%, and ... closed Both 100 km areas closed Table 4: Mean distribution of catches from January to March over the ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 71–79 : Автор(ы): Agnew, D.J. and V.H. Marín
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Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys
stomach contents of 4 445 specimens of C. gunnari were analysed. In addition, gonad maturation stages ... % full), 4 (100% full). During the four surveys, C. gunnari was caught in all the trawls but one ... 1995 around SG (4%) and SR (8%) and in 1996 around SR (11%); they occurred in small quantities in ... stomach samples (except in 1995) were also analysed by using the Hureau method (Hureau, 1970) (Figure 4 ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 103–123 : Автор(ы): Barrera-Oro, E., R. Casaux and E. Marschoff
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A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands
George Island, South Shetland Islands). Polish Polar Research, 4 (1/4): 79-95. MORENO, C.A. and N ... October 1 9 0 1 1986 February 3 27,20,8 9,2,2 3,4,1 March 4 16,40,34,27 0,0,3,2 1,14,1,2 April 6 ... 0,0 February 3 6,17,22 1,1,0 0,0,0 March 3 23,37,18 0,0,0 0,0,0 April 4 27,33,48,31 0,0,2,0 ... 1,0,1,1 May 2 12,26 1,3 0,0 November 1 70 6 ° December 4 2,26,21,44 0,0,2,1 0,0,0,0 1988 January 3 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Автор(ы): Barrera-Oro, E. and E. Marschoff
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A risk-management framework for avoiding significant adverse impacts of bottom fishing gear on Vulnerable Marine Ecosystems
Assessment of bottom fishing activities Trigger levels and actions, mitigation measures 4. Evaluate risks ... circumstances 3 Unlikely Could occur at some time 4 Possible Might occur at some time 5 Likely Will probably ... extirpations. 25–50 One–few years 4 Severe Substantial loss to structure or function of ecosystem. Many ... = high. Consequence Negligible (0) Minor (1) Moderate (2) Major (3) Severe (4) Catastrophic (5 ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 177–193 : Автор(ы): Martin-Smith, K
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