Resultados de la búsqueda
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Revised proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea
methodologies. As a result of this review, we propose that the first survey be a pilot, with two main objectives ... future annual surveys. Author(s): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand ... survey, the target fish age and length classes to be monitored, appropriate survey strata size and ...
Meeting Document : WG-FSA-11/47 : Autor(es): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)
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UPDATED PRELIMINARY RESULTS OF AN ECOLOGICAL RISK ASSESSMENT FOR SEABIRDS AND MARINE MAMMALS WITH RISK OF FISHERIES INTERACTIONS
type of Level Two Ecological Risk Assessment (ERA) has been used across fishery management regimes to ... intensified observer monitoring and mitigation of risks. Author(s): S. Waugh, D. Filippi, N. Walker (New ...
Meeting Document : WG-FSA-08/51 : Autor(es): S. Waugh, D. Filippi, N. Walker (New Zealand) and D.S. Kirby
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Adélie penguin diet: a pilot study directly comparing data from stomach flushing with faecal DNA analysis
existing diet monitoring. We undertook a pilot study to directly compare these two methods using Adélie ... establishment of faecal DNA analysis monitoring methods tailored to the requirements of CEMP. Author(s): B ... . Deagle, J. McInnes, L. Emmerson, M. Dunn, S. Adlard and C. Waluda Title: Adélie penguin diet: a pilot ...
Meeting Document : WG-EMM-18/29 : Autor(es): B. Deagle, J. McInnes, L. Emmerson, M. Dunn, S. Adlard and C. Waluda
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
consecutive years, these are: Cape Shirreff, (Livingston Island, South Shetland Islands); Bird Island, (South ... hydrocarbons remains low. Author(s): Secretariat Title: Review of CCAMLR activities on monitoring marine ...
Meeting Document : SC-CAMLR-XXV/BG/09 : Autor(es): Secretariat
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Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates
pattern in krill abundance was detected that recurred consistently over all 3 years. Krill densities in ... were some survey estimates that were significantly different (P Author(s): R.A. Saunders, J.L. Watkins ... winter were predominantly low (mean = 18.7 g m-2 SD 24.3) but rose substantially by summer in each year ... . within-year) could have led to the perceived between-year variation from previous summer surveys in the ...
Meeting Document : WG-EMM-06/25 : Autor(es): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
than 3 consecutive years, these are: Cape Shirreff, (Livingston Island, South Shetland Islands); Bird ... seabirds contaminated with hydrocarbons remains low. Author(s): Secretariat Title: Review of CCAMLR ... at King George Island for the fourth consecutive year. There are now 4 sites that have data for more ...
Meeting Document : SC-CAMLR-XXIII/BG/11 : Autor(es): Secretariat
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An 8-year cycle in krill biomass density inferred from acoustic surveys conducted in the vicinity of the South Shetland Islands during the austral summers of 1991/1992 through 2001/2002
years and indications that ice cover in the winter of 2002 is seasonally early and extensive. Author(s ... fit to the biomass density time series is dominated by an 8-year cycle and predicts an increase in ... ): R.P. Hewitt, D.A. Demer and J.H. Emery (USA) Title: An 8-year cycle in krill biomass density inferred ...
Meeting Document : WG-EMM-03/6 : Autor(es): R.P. Hewitt, D.A. Demer and J.H. Emery (USA)
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002
of recruitment being increased for some recent years. An assessment of the trend in illegal catches ... spawning biomass, fishing mortality and recruitments arising from this assessment are presented. Author(s ... results for 2001. The pooled length-density distribution for the 2002 survey shows that the younger year ... classes (ages 2 and 3) are likely to be much weaker than the current juvenile year classes (ages 4 to 8 ...
Meeting Document : WG-FSA-02/70 : Autor(es): A.J. Constable, R. Williams and T. Lamb (Australia)
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Reassessment of important population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on time series of surveys and fishery data
over 11 years on this stock with other surveys including part of this stock. This paper describes the ... variation in distribution. Author(s): A.J. Constable, R. Williams, T. Lamb, I.R. Ball and E. van Wijk ... . An approach is proposed to estimate age selectivity to the trawl fishery in the region. In conclusion ...
Meeting Document : WG-FSA-01/73 : Autor(es): A.J. Constable, R. Williams, T. Lamb, I.R. Ball and E. van Wijk (Australia)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands 1997/98
bands at Bird Island was higher than in recent years and there was a decrease in the incidence of net ... , and comply with, regulations prohibiting the disposal of debris in the southern ocean. Author(s ... year. The prolonged presence of sea ice around the South Orkney Islands probably accounted for the low ...
Meeting Document : SC-CAMLR-XVII/BG/12 : Autor(es): Delegation of the United Kingdom