Search results
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
the day. With regard to body size and maturity of krill in the inshore foraging areas, middle-sized krill ... foraging areas, middle-sized krill (modal length 43 mm), which consisted mainly of non-gravid krill, were ... foraging areas, middle-sized kriU (modal length 43 mm), which consisted mainly of non-gravid kriU, were ... 1 to 2 n miles) until a fur seal or penguin departed to sea on a feeding trip; at that time, the ship followed ... trip. Location of the ship was monitored every 15 minutes by radar and a satellite navigation system ... ) (six trips), one macaroni penguin (Eudyptes chrysolophus) and one female fur seal (Arctocephalus ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 273–285 : Author(s): Ichii, T., H. Ishii, J.L. Bengtson, P. Boveng, J.K. Jansen and M. Naganobu
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Relative abundance of large whales around South Georgia
mother-calf pair was observed off the Shag Rocks in February 1997. Extirpation of animals from ... . In contrast, blue and fin whales appear to be less abundant. A single blue whale mother-calf pair was observed ...
Meeting Document : WG-EMM-99/34 : Author(s): M.J. Moore (USA), S.D. Berrow (UK), B.A. Jensen (USA), P. Carr (UK), R. Sears (Canada) and V.J. Rowntree, R. Payne and P.K. Hamilton (USA)
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
aboard the BF Cisne Verde. This consisted of a retaining line, and a mother line made up of a series ... . Each coil also carried 52 hooks, each hook on a secondary line attached to the mother line. Hooks ... to bring in the retaining and mother line simultaneously. Generally the winch for the mother line ... place, and as far as possible to cover the early, middle and late stages of Assessment of CCAMLR ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Author(s): Ashford, J.R. and J.P. Croxall
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e-sc-v-a4.pdf
... 399704 – – – – – – 1971 – – 113713 – 113713 – – – 99091 99091 – – 1972 – – 3351 – 3351 – – – 219552 ... S. Georgia N. gibberifrons S. Orkney 1959 10077 (11 years old in 1970) 1960 15670 (10 years old ... in 1970) 1961 19853 (9 years old in 1970) 1962 21671 (8 years old in 1970) 1963 20097 (7 years ... ) 1970 6410 (2 years old in 1972) 1748.0 (9 years old in 1979) 1971 8094 (2 years old in 1973) 3091.3 ... years old in 1970) 1960 15670 (10 years old in 1970) 1961 19853 (9 years old in 1970) 1962 ... – – – 99091 99091 – – 1972 – – 3351 – 3351 – – – 219552 219552 – – 1973 – – 2995 – 2995 – – – 32685 32685 ... years old in 1971) 816.9 (10 years old in 1979) 1970 6410 (2 years old in 1972) 1748.0 (9 years old in ... 1979) 1971 8094 (2 years old in 1973) 3091.3 (8 years old in 1979) 1972 8357 (2 years old in 1974
application/pdf attached to:WG-FSA-86
Meeting Report : WG-FSA-86
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
the Ross Sea shelf; or eastwards with the eastern Ross Sea gyre, settling out along the continental slope ... with the eastern Ross Sea gyre, settling out along the continental slope and shelf to the east of the Ross Sea ... to the north of the Ross Sea (SSRU 881C), whilst the fifth was recaptured a dis- tance of 2 300 km ... with the eastern Ross Sea gyre, settling out along the continental slope and shelf to the east of the Ross Sea ... extended into Subarea 88.2 (Hanchet et al., 2007) and a research trip was carried out into Subarea 88.3 ... two tagging programs in Subarea 88.1. Over 4 500 D. mawsoni have been tagged since 1972 by US ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Author(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Antarctic krill and ecosystem management – from Seattle to Siena
). As originally postulated by Marr (1962), the effects of this circulatory system could link krill populations ... likely to infl uence krill distribution and abundance is sea-ice (Mackintosh, 1972, 1973). In its fi ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Author(s): Miller, D.G.M
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Integrating Count Effort by Seasonally Correcting Animal Population Estimates (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a case study
site distribution contributing to the aggregate dis- tribution has already been formed using sam ... fractions were assumed to be 1). The ICESCAPE estimation procedure was applied to the adult data, with dis ... of uncertainty (e.g. Law, 1962; Ensor and Bassett, 1987). In the interests of promoting a precau- tionary ... of sites within a speci- fied spatial area to derive a regional estimate of abundance. On 17 November 1972 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Author(s): McKinlay, J., C. Southwell and R. Trebilco
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ANTARCTIC FUR SEAL PUP PRODUCTION AND POPULATION TRENDS IN THE SOUTH SHETLAND ISLANDS WITH SPECIAL REFERENCE TO SOURCES OF ERROR IN PUP PRODUCTION ESTIMATES
seal predation was estimated from the rate of mother-pup failed pairs after pups begin entering ... at 0.73. Leopard seal predation was estimated from the rate of mother-pup failed pairs after pups begin ...
Meeting Document : WG-EMM-PSW-08/14 : Author(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A. Miller, J. Santora, D. Costa (USA) and P. Diaz (Chile)
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History
of the Antarctic ecosystem, have also been exploited at various levels since the early 1960s. Seals Although seal ... 1960s, and important species included lanternfish (myctophids), mackerel icefish (Champsocephalus ... in fishery catches have varied widely, reflecting intense fishing during the 1960s and 1970s prior ... 1960s. Seals Although seal harvesting continued on a small scale into the 20th century seal ...
Page : Site Section: The Organisation
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Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
of the 1960s, principally by fleets from the ex-Soviet Union and other former Eastern Bloc countries ... ; Permitin and Tarverdiyeva, 1972; Kock, 1986; Agnew and Moreno, 1992; Moreno et al., 1996; Agnew et al ... ., 1998) and to some extent around Elephant Island (eastern part of Subarea 48.1) (Kock, 1986, 1989a ... South Georgia and Shag Rocks, has been extensively studied by trawl surveys since the mid- 1960s ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Author(s): Kock, K.-H., C.D. Jones and S. Wilhelms