Search results
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A GIS tool to assist in the planning and design of sample surveys of the abundance of colonial breeding species
Abstract: A GIS tool to assist in the planning and designing of surveys of colonial breeding ... species is described. The tool could be applied to any region of Antarctica given available colony map and ... developed to implement more complex and efficient designs. An example of its potential use is provided. In ... the example the tool is used to sample a population of Adelie penguins in the Holme Bay region of East ...
Meeting Document : WG-EMM-05/25 : Author(s): C. Southwell, R. Dreissen, S. Candy, G. McPherson and J. Clarke (Australia)
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To the problem of distribution of different species of toothfishes Dissostichus
Abstract: According to the results of the long-term studies (1967–1991) in expeditions to the sub ... -Antarctic and Antarctic waters of the Indian Sector of the Southern Ocean, distribution areas of the ... Patagonian and Antarctic toothfish are clearly cut. It was concluded that the areas of these toothfish ... species were not overlapped in the area under review. Author(s): Prutko, V.G. Title: To the problem of ...
Meeting Document : WG-FSA-97/20 : Author(s): Prutko, V.G.
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Change of sex ratio of krill (Euphausia superba) from austral early summer to midsummer in 1983/84 in the vicinity of Prydz Bay, Antarctica
Abstract: In this present report the change of the Antarctic krill distribution pattern from ... December 1983 to January/February 1984 in the vicinity of Prydz Bay was analysed. The results showed the ... remarkable change of sex ratio and coefficient of fatness between the early summer and the midsummer. The ... waters indicating the high ratios of female krill with the high coefficient of fatness were considered to ...
Meeting Document : WG-Krill-94/30 : Author(s): M. Naganobu and S. Kawaguchi (Japan)
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Development of best practices for the collection of longline data to facilitate research and analysis to reduce by-catch: report of a workshop held at the International Fisheries Observer Conference
Abstract: To facilitate research and analysis of factors influencing bycatch of marine mammals ... Observer Conference, November 8-11, 2004, in Sydney, Australia. The objectives of the workshop were to ... analysis to reduce bycatch of protected species. • Identify data not currently being gathered ... systematically that might facilitate research and analysis to reduce bycatch of protected species. • Coordinate ...
Meeting Document : WG-FSA-05/45 : Author(s): K.S. Dietrich, K.S. Rivera, V. Cornish and T. Conant (USA)
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Declining trend in the abundance of fjord fish of the species Notothenia rossii marmorata and Notothenia gibberifrons observed at two localities of South Shetland Islands
Abstract: A declining trend observed in the abundance of fjord fish of the species Notothenia ... rossii marmorata and Notothenia gibberifrons from two localities of South Shetland Islands, is analyzed ... ., Moon Bay, in 1989. The analysis was based on the proportion of catches of the mentioned species in ... . This phenomenon in the area might be explained as a consequence of the depletion of the stocks due to ...
Meeting Document : WG-FSA-90/14 : Author(s): E. Barrera-Oro and E. Marschoff (Argentina)
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Definition of age characteristics of Antarctic toothfish (Dissostichus mawsoni) from the Indian Ocean sector of the Antarctic region
Abstract: For the determination of the age of Dissostichus mawsoni used otoliths and scales. All ... samples were collected in the Indian Ocean sector of the Southern Ocean. Methods are described. Otoliths ... well in the sections of otoliths as certain groups of the annual rings. Author(s): L. Pshenichnov, I ... . Slypko and K. Vyshniakova (Ukraine) Title: Definition of age characteristics of Antarctic toothfish ...
Meeting Document : WG-FSA-10/13 : Author(s): L. Pshenichnov, I. Slypko and K. Vyshniakova (Ukraine)
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SPATIAL AND TEMPORAL VARIATION IN ATTRIBUTES OF ADELIE PENGUIN BREEDING POPULATIONS: IMPLICATIONS FOR UNCERTAINTY IN ESTIMATION OF THE ABUNDANCE OF BREEDING PENGUINS FROM ONE-OFF COUNTS
Abstract: Broad-scale surveys of penguin breeding abundance generally rely on on-off counts of ... adults, nests or chicks across several or many breeding sites, and the timing of these counts is often ... outside the control of researchers. Time series counts of Adelie penguin breeding population attributes ... of the breeding season. Author(s): C. Southwell, J. McKinlay, R. Pike, D. Wilson, K. Newbery and L ...
Meeting Document : WG-EMM-PSW-08/07 : Author(s): C. Southwell, J. McKinlay, R. Pike, D. Wilson, K. Newbery and L. Emmerson (Australia)
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Cross-sectional structure and validation of the timing of annulus formation in otoliths of the Antarctic fish Notothenia coriiceps Richardson (Nototheniidae)
Abstract: To validate the timing of annuli in otoliths of immature Notothenia coriiceps ... Richardson. a time-series of samples were taken over a complete year. Light and scanning electron microscopy ... (SEM) techniques were used to examine the structure of sectioned otoliths. Six growth regions were ... identified in the otolith sections and micro-increments were also evident. The timing of growth and annual ...
Meeting Document : WG-FSA-93/6 Rev. 1 : Author(s): J.R. Ashford and M.G. White (United Kingdom)
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Short review of the procedure for realisation of the fish tagging program on vessels of Ukraine in the season 2017/18
Abstract: Features of the implementation of the tagging program on vessels of Ukraine CALIPSO ... , KOREIZ, MARIGOLDS, SIMEIZ are presented. Author(s): Delegation of Ukraine Title: Short review of the ... procedure for realisation of the fish tagging program on vessels of Ukraine in the season 2017/18 Approval ...
Meeting Document : WG-SAM-18/24 : Author(s): Delegation of Ukraine
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Description of the most important species of finfish and cephalopods in diet of Antarctic toothfish (Dissostichus mawsoni Norman, 1937) (Perciformes, Nototheniidae), in the Amundsen Sea in 2006–2007
Abstract: Feeding of Antarctic toothfish Dissostichus mawsoni was studied in new fishing ground ... for this species in the Pacific sector of Antarctic: Amundsen Sea (Subarea 88.2). In terms of ... coatsi) and other species. Cephalopod beaks were quite abundant in the stomachs of toothfish. These beaks ... of distribution and ecology of species prayed by Antarctic toothfish shows that D. mawsoni apparently ...
Meeting Document : WG-FSA-07/50 : Author(s): A.F. Petrov and J.A. Filippova (Russia)