Search results
-
Application of continuous time Markov chains to modelling animal movement: estimation of movement rates and retention times for Patagonian toothfish
Abstract: The study of animal movement and distribution has been a central focus in ecology since ... little application in data analyses or prediction in studies movement. Here we develop a continuous time ... apply the model to estimate the equilibrium distribution of Patagonian toothfish in the region around ... Heard and MacDonald Islands in the Australian Antarctic zone using to mark-recapture data from the ...
Meeting Document : WG-FSA-SAM-06/16 : Author(s): C. Wilcox, M. Bravington and D. Peel (Australia)
-
The Expert Group on 'Pelagic spatial planning of the sub-Antarctic areas of Planning Domains 4, 5 and 6' (PS²456)
Abstract: Paragraph 3.81 of the report of the CCAMLR Spatial Management Workshop in 2018 ... of MPAs in Planning Domains 5 and 6, using the model established for the D1MPA. It noted that not ... everyone involved in the proposed work was directly involved in the CCAMLR community and requested that ... mechanisms be developed to allow external experts to participate in the expert group. This paper develops the ...
Meeting Document : SC-CAMLR-XXXVII/07 : Author(s): A. Makhado, P. Koubbi, A.D. Lowther, F. D’Ovidio, R. Reisinger, P. Pistorious, R. Crawford, P. Trathan and S. Grant
-
Development of the Southern Ocean Continuous Plankton Recorder survey
Abstract: The Continuous Plankton Recorder (CPR) Type I was first used in Antarctic waters during ... the 1925–1927 Discovery Expedition, and has been used successfully for 70 years to monitor plankton in ... , seasonal, interannual and long-term variability in zooplankton abundance, species composition and community ... separate temporal and geographical variation in the data. Hence, CPRs are now also towed on the Japanese ...
Meeting Document : WS-BSO-07/P4 : Author(s): Hosie, G., M. Fukuchi and S. Kawaguchi
-
Mackerel icefish size and age at South Georgia and Shag Rocks
in the Southern Ocean have supported a fishery since the 1970s. This study has analysed the length ... between 1987 and 2002. Most surveys were between December and February (summer), with one in September ... modality in the length-frequency distributions. Lengths of age-classes derived by these two methods were ... differences in mortality between localities. To compensate for variation in the time of surveys, the mean TL ...
Meeting Document : WG-EMM-03/7 : Author(s): A.W. North (United Kingdom)
-
Report on attendance at the Fifth Meeting of the Committee for Environmental Protection Under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Fifth Meeting of ... of specially protected species in Antarctica. The CEP agreed with the two paper’s conclusion that the ... IUCN Red List criteria should be used as the basis for the assessment of the status of species in ... Antarctica. SCAR offered to undertake, in conjunction with the IUCN, an assessment of the status of well ...
Meeting Document : CCAMLR-XXI/BG/08 : Author(s): Chair of the CCAMLR Scientific Committee
-
Fish Heaven: a Monte Carlo, spatially explicit single species fishery model for the testing of parameter estimation methods
object oriented framework to allow for the possible extension in a number of directions. In particular it ... desired) as well as demographic stochasticity. It is a spatially explicit model in which fish will tend to ... complete it is still seen as a piece of software in development. Currently the software is designed to ... package, reading in the output files of Fish Heaven. A number of extensions are planned for the software ...
Meeting Document : WG-FSA-00/36 : Author(s): I. Ball and A. Constable (Australia)
-
First global census of the Adélie penguin
% larger (3.79 million breeding pairs) than the last estimate in 1993. We provide the first abundance ... colonizations. These recent colonizations represent approximately 5% of the increase in known breeding ... territories. Additionally, we report on thirteen colonies not found in the survey, including eight we conclude ... changes in abundance and distribution, and finds that Adélie Penguin declines on the Antarctic Peninsula ...
Meeting Document : WG-EMM-14/P05 : Author(s): H.J. Lynch and M.A. LaRue
-
Estimating the biodiversity of the sub-Antarctic Indian part for ecoregionalisation: Part I. Pelagic realm of CCAMLR areas 58.5.1 and 58.6
species (plankton and fish), and the second on top predators. In this report, we followed three types of ... the TFZ in the Kerguelen shelf area than it is in the Crozet area. The Agulhas Return Current zone ... in communities and regions is very sharp at the PFZ and the TFZ. The main biogeographical barriers in ... for fish larvae were related to currents and retention zones. In this report, we showed the existing ...
Meeting Document : WS-MPA-11/10 : Author(s): 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)
-
Implementation of the Catch Documentation Scheme (CDS)
Abstract: The CDS was effectively implemented in 2018 by 21 Member States, 3 Acceding States and ... 1 NCP. CDS reports of catches outside the Convention Area have increased in 2018. The Secretariat ... contacted 9 NCPs to seek their engagement in the CDS in 2018. Author(s): CCAMLR Secretariat Title ...
Meeting Document : CCAMLR-XXXVII/BG/09 : Author(s): CCAMLR Secretariat
-
A TALE OF TWO ISLANDS: CONTRASTING FORTUNES FOR SUBANTARCTIC SKUAS AT THE PRINCE EDWARD ISLANDS
at the Prince Edward Islands was conducted during December 2008, repeating a previous survey in ... twice as many non-breeding birds. Burrowing petrels comprised 96% of prey in skua middens at Prince ... in 2008, whereas the number of skua nests on Marion Island was barely half that counted in 2001 ... , continuing an apparent decrease in this species at Marion Island since the 1980s. There is no evidence that ...
Meeting Document : WG-EMM-10/P3 : Author(s): P.G. Ryan, P.A. Whittington and R.J.M. Crawford