Resultados de la búsqueda
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Fatty acid signature analysis from the milk of Antarctic fur seals and southern elephant seals from South Georgia: implications for diet determination
acids 16:4 n1, 18:2 n6, 18:4 n3, 18:4 n1 and 20:5 n3 and by higher levels of 18:0, 18:1 n9/ n11 (i.e. 18 ... fur seals (Arctocephalus gazella) in 3 consecutive years, from 1991- 1993 (n=72) and from Southern ... :1 n9 co- eluting with 18:1 n11) and 20:1 n9. Fatty acid signatures from the milk of Antarctic fur ...
Meeting Document : WG-EMM-99/44 : Autor(es): D.J. Brown, I.L. Boyd, G.C. Cripps and P.J. Butler (United Kingdom)
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Report of the 1995/96 Japanese Whale Research Programme Under Special Permit in the Antarctic (JARPA) in Area IV and eastern part of Area III
eastern part of Area In (south of 60° S between 35°E and 70°E). The survey was conducted for 118 days ... Antarctic (JARPA) was carried out in the Antarctic Area IV (south of 60° S between 70°E and 130°E) and ... the eastern part of the Area Ill. During the survey, 3 schools (4 animals) of the blue, 25 schools (48 ... to 50 animals) of the humpback whale and 4 schools (4 animals) of the right whale were photographed ...
Meeting Document : WG-EMM-96/48 : Autor(es): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki, M., Hishii, T., Shimamoto, K., Tohyama, D., Nibe, H., Taguchi, F., Hidaka, H., Ono, K., Yamashiro, K., Yoshida, T., Tamura, T., Nishiwaki, S.
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Beach debris survey - Main Bay, Bird Island, South Georgia 1993/94
Abstract: The fourth year of survey of beach debris at Main Bay, Bird Island reported a 20 ... that in 1992/93). Of the winter debris, 60% occurred in September, following severe gales. Nylon line ... sections of long-line washed ashore. Packing bands formed only 4% of debris and were found from June ...
Meeting Document : CCAMLR-XIV/BG/10 : Autor(es): Delegation of the United Kingdom
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Estimating food consumption of marine predators: Antarctic fur seals and macaroni penguins
consumption of 0?35 (CV = 0?11) and 0?72 (CV = 0?23) G tonnes year –1. Carbon expired as CO 2 was 0?26 (CV = 0 ... year –1 for Antarctic fur seals and 0?45 (CV = 0?22) tonnes year –1 for macaroni penguins. 4. The ...
Meeting Document : WG-EMM-02/23 : Autor(es): I.L. Boyd (United Kingdom)
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
Abstract: An operational management procedure for krill in sub-Areas 48.1 + 48.2 + 4 48.3 ... Article II is proposed: the primary objective is to prevent the expected lowest biomass of krill over a 20 ... year harvesting period failing below 60% its average unexploited level; subject to this constraint ... reductions may prove necessary during the 20 year period considered. Simulation tests, including one ...
Meeting Document : SC-CAMLR-VIII/BG/17 : Autor(es): Delegation of South Africa
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Best practice seabird by-catch mitigation for Spanish-rig longline vessels with emphasis on line weighting regimes
priority because Spanish system gear, while fast to deeper depths (10-20 m), is slow to clear surface ... between weights on longlines (30 m, 40 m and 50 m) and mass of the weights (4 kg, 6 kg and 8 kg) on sink ... time profiles of longlines. The variable was the sink time to six target depths from 1-20 m as ... speed. In the weight-comparison trial 4 kg steel weights and 8 kg traditional weights sank at comparable ...
Meeting Document : WG-FSA-06/22 : Autor(es): G. Robertson (Australia), C.A. Moreno (Chile), B. Wienecke (Australia), P. Gandini (Argentina), G. McPherson (Australia) and J.-P. Seco Pon (Argentina)
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA
readability score was investigated for readability scores of moderate (3), good (4), and excellent (5). The ... value of 4. The output from the integrated assessment of most interest in this study is the CV of the ... a score of 4 the most stable subset (1986-2000) of the full historical series (1984-2006) was used ... difference between a readability of 3 and 4 in ageing error is that zero ageing errors are relatively less ...
Meeting Document : WG-SAM-09/09 : Autor(es): S.G. Candy (Australia)
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Community structure of epipelagic macrozooplankton in the Ross Sea
(in the north of 72°S along 175°E) and group 2 to 4 on the continental shelf. The latter three groups ... except at 0 ~ 50 m of 72°S, 175°E, where euphausiids only occurred. Copepods and chaetognaths dominated ... in the north of 72°S, while pteropods and euphausiids occurred besides them in the south of 72°S ...
Meeting Document : WG-EMM-07/34 Rev. 1 : Autor(es): Y. Watanabe, S. Sawamoto, T. Ishimaru and M. Naganobu (Japan)
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Entanglement of Antarctic fur seals in marine debris at Cape Shirreff and San Telmo Islets, Livingston Island, Antarctica: 1988–1997
results indicate that 45% of the entanglement material found in a total of 20 individuals (nine subadult ... debris like net fragments (ghost nets) and nylon ropes. We have managed to liberate 35% of the total ... fishing vessels with the aid of an informative booklet; and (4) the ratification and implementation of ...
Meeting Document : SC-CAMLR-XVI/BG/33 : Autor(es): Delegation of Chile
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Investigations on midwater trawling for krill (Euphausia superba) in the Southern Ocean
was caught in waters south of 60° parallel (60°43'-6l°00' S), between 32°00-34°05' E ... . This included 5637 kg Antarctic krill (Euphausia superba), 6738 kg salps, 35 kg jelly fish, 12 kg krill ... ) krill was caught between 60°48'- 61°13' S lat and 31°19'- 34°14' E long. Better ... catches (>l000 kg.haul-1) were obtained between latitude 60°40'- 61°13' S and longitude 33°34 ...
Meeting Document : WG-EMM-98/38 : Autor(es): M.R. Bhoopendranath, M.K.R. Nair, A. Anrose and V.C. George (India)