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Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies
% respectively of the 4 289 hauled lines. It was estimated that a total of 571 tonnes (€4.8 million) of ... lower impact (>25%). Photo-identification data revealed 35 killer whales belonging to four different ... Islands 0 10 20 30 40 50 60 70 80 90 100 2003/04 2004/05 2005/06 2006/07 2007/08 Fishing ... four pods involved 35 different individuals which represented a mean number of 9 ± 4 killer whales ... % respectively of the 4 289 hauled lines. It was estimated that a total of 571 tonnes (€4.8 million) of ... lower impact (>25%). Photo-identification data revealed 35 killer whales belonging to four different ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Автор(ы): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet
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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
22 10 7 20 4 30 6 Fi sh in g gr ou nd C 23 7 50 51 0 18 7 39 13 9 25 Pl at ea u ... 77 7 1 59 4 72 12 2 21 3 33 1 T ab le 2 : D et ai ls o f l on g- d is ta nc e ... ) 69 3 12 A pr il 20 01 C ro ze t (1 1 00 m ) 1 06 5 1 03 3 4 M ay 1 99 8 ... 20 25 30 35 0 200 400 600 800 1000 1200 Days at liberty D is ta nc e tra ve lle d (n m ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Автор(ы): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
prevent the expected lowest biomass of krill over a 20-year harvesting period from falling below 60% of ... possible without substantial associated probability that TAC reductions may prove necessary during the 20 ... biomass of krill over a 20-year harvesting period from falling below 60% of its average unexploited level ... :.nOJlaraeMoi:t MHHHMaJlbHoi:t 6HOMaCCbl KPHJlSI Ha npOTSI>KeHHH 20 JleT npOMblCJla .z:.o ypOBHSI, HH>Ke 60% ee ... kriU over a 20-year harvesting period from falling below 60% of its average unexploited level. The ... on Krill (Southwest Fisheries Centre, La Jolla, California, USA, 14-20 June 1989). SC-CAMLR-VIII/4 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 189–219 : Автор(ы): Butterworth, D.S.
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
70 °S 65 °S 60 °S 16 0°E 180° 160°W 140°W 120°W 80 °S 75 °S 70 °S 65 °S 60 °S Figure 4 ... the next 3–4 years these small fish (15–60 cm long) probably remain mainly in shal- low waters (50 ... CCAMLR Science, Vol. 15 (2008): 35–53 35 A ... small 20' latitude by 20' longitude cell was calculated. These median lengths were then grouped into ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Автор(ы): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined with various codends
codends (mesh size 120 mm) and single-layer tape codends with a mesh size of 60 and 100 mm were determined ... selection of Antarctic icefish and bumphead notothenia ranges from 60 to 100 mm. For other Antarctic fish ... a thickness of 2 mm and having a mesh size of 20 mm. A schematic drawing of a 4-wall codend with ... of small fish with a length of 20 and 21 cm at a 40-50% level and fish with a length of up to 35 cm ... high level (35-60%) and only for fish with a length exceeding 32 cm, it assumes selective properties ... -- "'''> ~ '? ~ 4 ,dent/cot V waLls - -----(!) - ---- - ------r- - . (~ 7,lm 7,Im 6Sm 1: t-- t~- "'_ .,.- 20 '7 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 1-48 : Автор(ы): Zaucha, J.
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A rationale for conservation areas within Antarctic waters
). DEGREES WEST 60 40 20 0 1/ I I " I 55~ Sector 1 I 50~ IO~ 5 : I I I I I I - 528 ... - DEGREES EAST DEGREES WEST I 20 40 60 eo 100 120 140 160 180 160 140 120 100 80 60 11 I I I I I I I I I ... Figure 1. 40W 60 120 / Figure 3 - 529 - o 20 "-"l' / ""'\ \\ /,,/ .>' 40 E / 60 ... °E 3 55°E - 1000 E Prydz gyre 4 1000E - 1500 E 5 1500E - 1400 W Ross gyre 6 1400W - 700 W No ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 513-535 : Автор(ы): Chittleborough, R.G.
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The biology, ecology and development of fishery management advice for the anomuran crabs at South Georgia (CCAMLR Subarea 48.3)
) 40 0– 1 60 0 13 5– 80 0 42 0– 2 50 0 60 0– 1 20 0 45 0– 60 5 Si ze ra ng e C ... folded under the carapace and not obvious externally. In all Belchier et al. 4 species the sexes ... 'W 39°0'W 38°15'W 37°30'W 36°45'W 36°0'W 35°15'W 34°30 ... 39°0'W 38°15'W 37°30'W 36°45'W 36°0'W 35°15'W 34°30'W 45°0'W ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 1–15 : Автор(ы): Belchier, M., T. Peatman and J. Brown
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
7 28 2 9 30 31 32 33 3 4 35 3 6 3 7 3 8 40 42 44 4 8 5 0 5 1 7 0 69 68 67 66 6 5 ... qu en cy observed model animals 0– 10 30 –4 0 60 –7 0 90 –1 00 12 0– 13 0 18 0– 19 0 15 ... 250000 est. population (n) fis hi ng e ff or t (1 00 0 ho ok s) 0 10 20 30 40 50 60 70 ... ) fis hi ng e ff or t (1 00 0 ho ok s) 0 20 40 60 80 100 120 0 50000 100000 150000 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Автор(ы): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
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Food consumption by predators in a CCAMLR integrated study region
0 f- Krill 4- 1-4 2- 1-2 a 0 I I I 210 3Jo 3Ao 0 60 120 180 DAYS FROM 1ST SEPTEMBER ... file name. 4. OUTPUT FROM THE PROGRAM The program produces both printed output and graphs of the ... -'t)/24> where again 4> is the feeding frequency: the factor 86.4 converts travel speed from m S-l to ... . "standing around at nest site" 2. incubation 3. brooding 4. foraging for chick 5. foraging for self 6 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Автор(ы): Croxall, J.P., C. Ricketts and A.G. Wood
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
6?0 61.0 -600 -',9.0 -580 - 70 -56 0 -' 5 0 - 4-:..16 0.0 -SL86 LEG2 & LEG3 -60:-& +243 .2 ... .72 34.74 PACIFIC WATER 238 237 216 60 60.5 61 Salinity section along 57°W CONTl MENTAL ... atlas data set of Gordon and Molinelli, 1982) for "climatic" January and February is given in figure 4 ... . The a/ S position of the various component water masses are labelled on figure 4. The Pacific Ocean ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Автор(ы): Gordon, A.L.
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