Resultados de la búsqueda
-
Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric parameter?
Abstract: In sexually dimorphic species, morphometric parameters have separate distributions for ... normal distributions are used to show that there is a difference between the real mean parameter for a ... functions are able to correctly determine the sex of birds with greater than 80% success the difference ... . Combining all data for both sexes is considered as a procedure for avoiding the necessity of sex ...
Meeting Document : WG-CEMP-92/11 : Autor(es): D.J. Agnew (Secretariat)
-
The biology and ecology of mackerel icefish, Champsocephalus gunnari – an Antarctic fish species that lack haemoglobin
ability to reproduce at an early age coupled with a comparatively high fecundity and growth performance ... some years. Champsocephalus gunnari has many characteristics typical of Antarctic fish species with ... characteristics in common, such as feeding mode and food, early life history, and growth in the first years of ... and age at first spawning, natural mortality and life expectancy from those on more southerly grounds ...
Meeting Document : WG-FSA-96/24 : Autor(es): Everson, I., Kock, K.-H.
-
Designation of an MPA in East Antarctica
Author(s): Delegation of the Russian Federation Title: Designation of an MPA in East Antarctica ... Microsoft Word File: cc-xxxiv-bg-30.docx Approval: Approved Secretariat Workflow Status: Content Approved ...
Meeting Document : CCAMLR-XXXIV/BG/30 : Autor(es): Delegation of the Russian Federation
-
An overview of tagging skates (Rajiformes) and CCAMLR skate tagging data
conducted in the CCAMLR area for several years now, only preliminary observations have been presented to ... CCAMLR Working Groups. This report provides an overview of global tagging studies on skates, a review of ... data for skates from European waters to inform on typical return rates and initial observations on some ... data quality and suggestions for future work. Author(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott ...
Meeting Document : WG-SAM-13/25 Rev. 1 : Autor(es): S.R. McCully, D. Goldsmith, G. Burt, R. Scott and J.R. Ellis (United Kingdom)
-
An overview of tagging skates (Rajiformes) and CCAMLR skate tagging data
conducted in the CCAMLR area for several years now, only preliminary observations have been presented to ... CCAMLR Working Groups. This report provides an overview of global tagging studies on skates, a review of ... data for skates from European waters to inform on typical return rates and initial observations on some ... data quality and suggestions for future work. Author(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott ...
Meeting Document : WG-FSA-13/33 : Autor(es): S.R. McCully, D. Goldsmith, G. Burt, R. Scott and J.R. Ellis (United Kingdom)
-
Interactions between seabirds and deep water hake trawl gear: an assessment of impacts in South African waters 2004/05
during 20 trips on 14 vessels between mid-2004 and end 2005. Long-winged albatrosses were killed most ... dumping in summer. Serious warp incidents were independent of age among albatrosses, but there was a ... tendency for immature gannets to have a higher interaction rate than adults. Deaths resulting from ... entanglement in fishing nets occurred at an average rate of 3.02 (0.91-5.44) birds per 100 trawls. Estimating ...
Meeting Document : WG-FSA-06/41 : Autor(es): B.P. Watkins, S.L. Petersen and P.G. Ryan (South Africa)
-
Discussion on recent results from an integrated assessment of Antarctic krill (Euphausia superba) in Subarea 48.1
(either decreasing or increasing) in krill biomass have not been apparent over the past 30+ years ... -assessment framework for Antarctic krill (Euphausia superba) to assimilate multiple sources of survey data ... from three of the models provide a robust picture of changes in the krill population. An annual model ... consider how the integrated assessment framework can be used to provide management advice for the krill ...
Meeting Document : WG-EMM-14/35 : Autor(es): G.M. Watters, C.S. Reiss and D. Kinzey (USA)
-
Disentangling the influence of three major threats on the demography of an albatross community
threats on the demography of seabird communities is vital for evidence-based conservation. Using 20 years ... variability in breeding probability, which declined in all three species. For black-browed albatrosses, effort ... and M.A. Hindell Title: Disentangling the influence of three major threats on the demography of an ... : Content Approved Document Release Consent: No Delegation responsibility for releasing documents ...
Meeting Document : WG-FSA-2019/34 : Autor(es): J.B. Cleeland, D. Pardo, B. Raymond, G.N. Tuck, C.R. McMahon, R.A. Phillips, R. Alderman, M.-A. Lea and M.A. Hindell
-
INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS
study (i) provides estimations of annual depredation levels on a 5-years period (2003-2008), (ii ... represents a financial loss of approximately 10 millions €. Killer whales were found to be responsible for ... the largest part of this loss (70%) while sperm whales had a lower impact (30%). Photo-identification ... will be tested on an experimental campaign which will take place in early 2010. Author(s): P. Tixier ...
Meeting Document : WG-IMAF-09/12 : Autor(es): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)
-
The Southern Ocean Observing System (SOOS): an update
Science and Implementation Strategy will be published in October 2011, an International Project Office has ... in implementation of the SOOS, for example through the CCAMLR Ecosystem Monitoring Programme (CEMP ... ). CCAMLR are invited to appoint an ex-officio representative to the SOOS Steering Committee. A SOOS Initial ... , and an Executive Officer, Louise Newman has been appointed. Currently, a website is being developed ...
Meeting Document : CCAMLR-XXX/BG/13 : Autor(es): A joint submission by SCAR and SCOR