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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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
Paper Title: Mesopelagic fish of the Southern Ocean- summary results of recent Soviet studies ... a part of the general multi-disciplinary program of research on Antarctic biological resources ... are sufficient to allow a description of the general ecology and distribution of these species. Some ... recently published results of these studies. A general description of mesopelagic myctophids is followed by ... Convergence east of 30°W (Zaselskiy et al., 1985). Experts from the Northern Branch of the Fish Survey Board ... ) (Myctophidae) from the talassobathyal zone of the South-East Atlantic. In: Abstracts of Papers Presented at ... Zone area to the north-east of South Georgia. (In Russian). KOZLOV, A.N., and M.I. TARVERDIEVA. 1989 ... layers and echosounder records of fish in the sub-Antarctic waters of South-East Atlantic in January ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Autor(es): Sabourenkov, E.N.
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Estimating the biodiversity of the sub-Antarctic Indian part for ecoregionalisation: Part I. Pelagic realm of CCAMLR areas 58.5.1 and 58.6
Abstract: Two studies are tabled for the Subantarctic pelagic area of CCAMLR areas 58.5.1 and ... 58.6, which covers the Crozet Basin and the north of the Kerguelen Plateau: one based on marine pelagic ... species (plankton and fish), and the second on top predators. In this report, we followed three types of ... bioregionalisation of the Southern Ocean based on abiotic and chlorophyll- a characteristics of the habitat only, and ...
Meeting Document : WS-MPA-11/10 : Autor(es): P. Koubbi (France), P.A. Hulley (South Africa), B. Raymond (Australia), F. Penot, S. Gasparini, J.P. Labat, P. Pruvost (France), S. Mormède (New Zealand), J.O. Irisson, G. Duhamel and P. Mayzaud (France)
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Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density
Paper Title: Intra-annual variability in the density of Antarctic krill (Euphausia superba) at ... ‘annual’ estimates of krill density Abstract / Description: Upward-looking acoustic Doppler current ... of South Georgia between 14 October 2002 and 29 December 2005 to measure density of Antarctic krill ... explained 64% of the observed week-to-week variation. Estimates of krill density from moored instruments ... avoid potential instrument loss by fi shing. Furthermore, the reliability of the WCPs was dis ... . 14 (2007): 27–41 27 INTRA-ANNUAL VARIABILITY IN THE DENSITY OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA ... PREVIOUS ‘ANNUAL’ ESTIMATES OF KRILL DENSITY R.A. Saunders and A.S. Brierley Gatty Marine Laboratory ... University of St Andrews Fife KY16 8LB, United Kingdom Email – ras19@st-andrews.ac.uk J.L. Watkins, K. Reid ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Autor(es): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone
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The influence of bait quality on the sink rate of bait used in the Japanese longline tuna fishing industry: an experimental approach
Paper Title: The influence of bait quality on the sink rate of bait used in the Japanese longline ... determine the effects of bait size (large versus small) and bait condition (frozen versus thawed) on the ... sink rate of five species of bait used in the Japanese longline tuna fishery in Tasmanian waters. The ... effect of adding lead sinkers to baited hooks was also examined. While all factors (bait species, size ... economic cost to fishermen of bait loss induced by birds (Brothers, 1991). Seabirds rely on visual ... CCAMLR Science, Vol. 2 (1995): 123-129 THE INFLUENCE OF ... BAIT QUALITY ON THE SINK RATE OF BAIT USED IN THE JAPANESE LONGLINE TUNA FISHING INDLISTRY: AN ... 7050 Tasmania, Australia Abstract Experiments were conducted to determine the effects of bait size ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 123–129 : Autor(es): Brothers, N., A. Foster and G. Robertson
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A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region
Paper Title: A compilation of parameters for ecosystem dynamics models of the Scotia Sea ... – Antarctic Peninsula region Abstract / Description: Expansion of the krill fishery in the Scotia Sea ... assessment of methods for subdividing the precautionary catch limit amongst smaller spatial units. This paper ... every stage of the compilation process are therefore detailed, and plausible limits for parameter values ... parameters will result in some loss of information compared to fi ner scales. For example, the transport ... soundings. Science, 277: 1957–1962. Wickens, P.A. and A.E. York. 1997. Comparative population dynamics of ... (2007): 1–25 A COMPILATION OF PARAMETERS FOR ECOSYSTEM DYNAMICS MODELS OF THE SCOTIA SEA – ANTARCTIC ... Protected Resources Division 1352 Lighthouse Avenue Pacifi c Grove, CA 93950, USA Abstract Expansion of ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Autor(es): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters
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The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical Divisions 58.4.2 and 58.4.3 from 1988 to 1990. Results of acoustic surveys
Paper Title: The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical ... Divisions 58.4.2 and 58.4.3 from 1988 to 1990. Results of acoustic surveys Abstract / Description: Since ... of krill resources in the central part of the Indian Ocean sector of the Antarctic (CCAMLR ... Statistical Divisions 58.4.2 and 58.4.3). Results of surveys conducted from 1988 to 1990 are discussed in the ... observed. Mean density was 47 g/m2 (Table 1). Echo-records of krill to the east of 75°E were not frequent ... variation in krill density was also a characteristic feature of coastal waters (Figure 4). In the east of ... WG-KRILL-90/17 THE STATUS OF KRILL (EUPHAUSIA SUPERBA ... DANA) RESOURCES IN CCAMLR STATISTICAL DIVISIONS 58.4.2 AND 58.4.3 FROM 1988 TO 1990. RESULTS OF ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 163–173 : Autor(es): Bibik, V.A. and V.N. Yakovlev