Resultados de la búsqueda
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The diet of black-browed albatrosses at the Diego Ramirez Islands, Chile
similar throughout the study, with diet being dominated by fish in all three years. Overall, the main ... -3.7% by mass), which are both fisheries-related species, and the squid Martialia hyadesi (8-20% by ... . Author(s): J. Arata (Chile) and J.C. Xavier (United Kingdom) Title: The diet of black-browed ... sampling chick stomach contents during January and February of each year. Reconstituted meal mass was ...
Meeting Document : WG-FSA-03/9 : Autor(es): J. Arata (Chile) and J.C. Xavier (United Kingdom)
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Exploratory analysis of acoustic data from the Ross Sea
. Two types of pelagic layers were present in most acoustic recordings: a dense shallow layer between 30 ... could be compared with longline catches. Each ‘line’ recording was between 20 and 50 min long ... January 2003, and the occurrence of a double bottom echo caused by too high a ping rate from 23–30 January ... ] Author(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand) Title: Exploratory analysis of acoustic data ...
Meeting Document : WG-FSA-SAM 03/9 : Autor(es): R.L. O’Driscoll and G.J. Macaulay (New Zealand)
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Stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1991/91 season, using virtual population analysis
situation to assessments in 1989/90 with a decrease in overall biomass and recruitment over recent years ... catches in the near future on the basis of a target F is questioned Author(s): G. Parkes (United Kingdom ...
Meeting Document : WG-FSA-91/15 : Autor(es): G. Parkes (United Kingdom)
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Brief report on results of experimental harvest regime for the exploratory fishery for crab in the area of the South Orkney Islands (CCAMLR Subarea 48.2) during the 2009/10 season
this time. The present article is a brief report on the executed work. Author(s): Yu.V. Korzun and S.E ... -catch in traps, one can assume that highly expressed seasonality is present in vital activity of benthos ...
Meeting Document : WG-FSA-10/44 : Autor(es): Yu.V. Korzun and S.E. Anosov (Ukraine)
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Counts of surface-nesting seabirds breeding at Prince Edward Island, summer 2001/02
site for seabirds. Author(s): P.G. Ryan, J. Cooper, B.M. Dyer, L.G. Underhill,R.J.M. Crawford and M.N ...
Meeting Document : WG-EMM-03/9 : Autor(es): P.G. Ryan, J. Cooper, B.M. Dyer, L.G. Underhill,R.J.M. Crawford and M.N Bester (South Africa)
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Preliminary assessment of mackerel icefish, Champsocephalus gunnari, in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in May–June 2006 using the Generalised Yield Model
fishery next year, yield estimates for 2006/07 are a further 70% lower. Author(s): D.C. Welsford ... yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods. A lack of ... an estimated 80% of the biomass present during the survey, are unlikely to be available to the ... evidence of strong year classes recruiting to the population has led to a significant decrease in the ...
Meeting Document : WG-FSA-06/43 Rev. 1 : Autor(es): D.C. Welsford (Australia)
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An updated assessment of unicorn icefish (Channichthys rhinoceratus) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
term projections (20 year) indicate sustainable yield of 1663 t. Author(s): D. Maschette and J. Dell ... provides both short (2 years) and long term (20 years) projections of unicorn icefish structure, abundance ... and yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods. Short ...
Meeting Document : WG-FSA-15/50 : Autor(es): D. Maschette and J. Dell (Australia)
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Krill population dynamics at South Georgia 1991–1997, based on data from predators and nets
-group cohorts in the length-frequency distribution, we suggest that year039;s of high mean krill ... biomass in the following year. Similar recruitment failure in the same years is evident in krill ... scientific nets from the same area over the summers of 1991-1997. In comparing the 5 years with both predator ... in 1991 and 1994, both years of low krill biomass at South Georgia. In both of these years large ...
Meeting Document : WS-AREA 48-98/15 : Autor(es): K. Reid, J. Watkins, J. Croxall and E. Murphy (UK)
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Foraging strategies of chinstrap penguins at Signy Island, Antarctica: importance of benthic feeding on Antarctic krill
Abstract: Chinstrap penguins Pygoscelis antarctica are one of the major consumers of Antarctic ... species, with modal maximum dive depth at around 90 to 100 m. Diving patterns and profiles included ... strategy by one of the major avian consumers of Antarctic krill provides a new insight into the predator ... -prey interactions of the Antarctic coastal marine ecosystem. Author(s): A. Takahashi (Japan), M.J ...
Meeting Document : WG-EMM-03/37 : Autor(es): A. Takahashi (Japan), M.J. Dunn, P.N. Trathan (United Kingdom), K. Sato, Y. Naito (Japan), J.P. Croxall (United Kingdom)
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Scientific contribution to the 2016 review of Conservation Measure 51-07: Part 2 – outcomes from the application of the risk assessment framework for distributing the krill trigger level in Area 48
-FSA-16/47). This second part has two additional components of work: (i) results of the analyses using ... , including consideration of the matters raised by WG-EMM in 2016. The framework presented in Part 1 is shown ... explored in that review. The assessment primarily uses two factors to underpin the index of risk – the ... on SSMUs in Area 48. Author(s): A. Constable (on behalf of the e-group on CM 51-07 WG-EMM review ...
Meeting Document : WG-FSA-16/48 Rev. 1 : Autor(es): A. Constable (on behalf of the e-group on CM 51-07 WG-EMM review)