Résultats de la recherche
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Characterisation of the Antarctic polar frontal zone to the north of South Georgia in summer 1994
northwest of South Georgia and from a pair of shorter transects south of the PF but north and east of the ... the northern edge of the Antarctic Circumpolar Current (ACC). In a number of areas the position of the ... also been implicated in the movement and retention of various associated mesoscale features. In this ... paper we examine the structure and position of the PF as it passes over the rugged bathymetry to the ...
Meeting Document : WG-EMM-97/40 : Auteur(s): Brandon, M.A., Trathan, P.N., Murphy, E.J.
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Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
Paper Title: Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes ... , Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf Abstract / Description ... determine the age-length composition of mackerel icefish (Champsocephalus gunnari) from different parts of ... the South Georgia area. An analysis of the spatial distribution of C. gunnari size and age groups over ... , each containing approximately tlie same proportion of the population: east - 53"s to 56's and 34"W to ... of catches was defined for comparative analyses for each of the following three regions: east and ... densest concentratioi~s in the north of the shelf (from east to west). Significant catches taken in some ... east of South Georgia. The recorded (65, cm) were caught during bottom trawl smallest fish were taken ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Auteur(s): Frolkina, G.A
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SCAR group of specialists on living resources of the Southern Ocean – Newsletter 3
that the majority of the "various demersal fish 11 given in your figures (1972 - 102.9 thousand tons ... 26, 1976 SCAR GROUP OF SPECIALISTS ON LIVING RESOURCES OF THE SOUTHERN OCEAN Newsletter #3 l ... . Soviet Representative on the Group of Specialists In a letter, dated 14 January 1976, from Dr. S ... . Kartashov, Vice-Chairman of the Soviet Committee on Antarctic Research, to Dr. T . Gjelsvik, we were ...
Document : Site Section: The Organisation
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Adélie penguins as indicators of the state of the sea-ice in Adélie Land
stays anchored in Commonwealth Bay, on the east of the island. The B9B blocks icebergs from the Mertz ... Abstract: In the 2013-14 reproductive season, the 26,000 pairs of Adélie penguins from Pétrel ... of parents meant that the partner and/or the chick fasted longer at the nest, increasing the risk of ... desertion by the partner and the risk of dying of prolonged fast for the chick(s). Second, the season was ...
Meeting Document : WG-EMM-17/01 Rev. 1 : Auteur(s): Y. Ropert-Coudert, A. Kato and C. Barbraud
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Notification for scientific research in 2019/20 under CM 24-01: Proposal for a winter longline survey of Antarctic toothfish in the northern region of Subareas 88.1 and 88.2
further east and north of the CCAMLR Convention area, which is bounded by latitude 60°S. Obtaining a ... Abstract: We propose to test three hypotheses to describe the reproductive ecology of Antarctic ... transport mechanism for subsequent advection patterns, all of which could be impacted by climate change ... only exists from the west of the region (SSRU 88.1B), yet adult Antarctic toothfish are found much ...
Meeting Document : WG-SAM-18/09 : Auteur(s): Delegation of New Zealand
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Proposal for a winter longline survey of Antarctic toothfish in the northern region of Subareas 88.1 and 88.2
further east and north of the CCAMLR Convention Area, which is bounded by latitude 60°S. Obtaining a ... Abstract: We propose to test three hypotheses to describe the reproductive ecology of Antarctic ... transport mechanism for subsequent advection patterns, all of which could be impacted by climate change ... only exists from the west of the region (SSRU 881B), yet adult Antarctic toothfish are found much ...
Meeting Document : WG-FSA-18/40 : Auteur(s): Delegation of New Zealand
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Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data
Paper Title: Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the ... number of concentrations and analytical justification for search data Abstract / Description: In this ... of concentrations of krill (Butterworth, 1988; Mangel, 1988) in a given region of the Southern Ocean ... make accurate inferences. In the appendix, a method for correcting for the bias in the detection of ... concentration, we can construct the east-west extent and north-south extent of the concentration and thus ... concentrations. Let denote the average area of the concentrations computed from the east-west and north ... east-west extent of concentration i in data set j is denoted by EWEjj and the north-south extent of ... 66 68 70 72 East Spatial location of hauls by RV Professor Oerugin. Hauls are separated ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Auteur(s): Mangel, M.
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The winter distribution of Adélie and chinstrap penguins from two breeding colonies in the South Shetland Islands of Antarctica
Abstract: Satellite telemetry was used to determine the winter movements and distributions of ... ). All five chinstrap penguins were tracked for a minimum of three months each, while one bird was ... that 4 of the 5 chinstrap penguins foraged largely on the shelf to the north and northeast of the South ... northeast to the Elephant Island area and spent the next 4-5 months continuing to the East. This bird’s ...
Meeting Document : WG-EMM-02/55 : Auteur(s): S.G. Trivelpiece and W.Z. Trivelpiece (USA)
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Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area
Paper Title: Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari ... in the South Georgia area Abstract / Description: The stocks of Notothenia rossii marmorata and ... estimates from surveys by the FRG. These data indicate that the stock of N. rossii in 1985 was about 2.5% of ... its pre-exploitation biomass, while the stock of Champsocephalus gunnari has fluctuated greatly with ... - 1 - .wG-CFSA-86/2 ASSESSMENTS OF THE STOCKS OF ... ) Abstract The stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area ... data indicate that the stock of N. rossii in 1985 was about 2.5% of its pre-exploitation biomass ... , while the stock of Champsocephalus gunnari has fluctuated greatly with no obvious trend ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Auteur(s): Cooke, J.G.
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Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996–2000
Paper Title: Maximum entropy reconstructions of krill distribution and estimates of krill density ... Entropy (MaxEnt) reconstructions of krill distribution and estimates of mean krill density within two ... survey boxes (dimensions 80 km × 100 km) north of South Georgia. The reconstructions were generated from ... . Krill densities had previously been determined at approximately 0.5 km intervals along each of the ten ... g m-2 in the west and 159 to 11 g m-2 in the east; see Table 1), there is evidence of some ... ): 91–100 91 MAXIMUM ENTROPY RECONSTRUCTIONS OF KRILL DISTRIBUTION AND ESTIMATES OF KRILL DENSITY ... Research Group Gatty Marine Laboratory University of St Andrews Fife KY16 8LB, United Kingdom Email ... Cambridge CB3 0ET, United Kingdom Abstract This paper presents Maximum Entropy (MaxEnt) reconstructions of ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 91–100 : Auteur(s): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins