Resultados de la búsqueda
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Model-based mapping of assemblages for ecology and conservation management: A case study of demersal fish on the Kerguelen Plateau
simultaneously groups sites with a similar composition of species and describes the patterns of variation in ... of Common Profile (RCP) to quantify and map the distribution of demersal fish assemblages in an ... ecologically significant region of the Southern Ocean to a) gain ecological and management insights and b ... ) evaluate the utility of the new method for ecoregionalisation. The RCP approach is a multi-species, model ...
Meeting Document : WS-SM-18/P02 : Autor(es): N.A. Hill, S.D. Foster, G. Duhamel, D. Welsford, P. Koubbi and C.R. Johnson
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Towards the development of Marine Important Bird and Biodiversity Areas (mIBAs) for penguins in Antarctica – an update on progress
total of 64 definitive sites were identified as IBAs We present a systematic overview of the population ... Antarctica. We present the preliminary marine Important Bird and Biodiversity Areas (mIBAS) for penguins. A ... . Pearmain, V. Warwick-Evans, P. Trathan and M.P. Dias Title: Towards the development of Marine Important ... : Approved Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation ...
Meeting Document : WG-EMM-2019/30 : Autor(es): J. Handley, M.-M. Rouyer, L. Pearmain, V. Warwick-Evans, P. Trathan and M.P. Dias
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Assessing the accuracy of penguin breeding abundance estimates at regional scales in Antarctica from existing count data: a review using Adélie penguins as a case study
breeding sites in Antarctica and the sub-Antarctic islands. These data have been summarised into several ... compilation documents and their accuracy assessed therein on a site-by-site basis. There has been no previous ... Abstract: There is a large body of existing count data in the literature for penguins at their ... attempt to determine how the accuracy of regional scale abundance estimates derived from these data might ...
Meeting Document : WG-EMM-04/55 : Autor(es): C. Southwell (Australia)
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Review of activities in monitoring marine debris in the CAMLR Convention Area
originated in 2002 there have been no closed bands found at any of the three sites. The amount of debris in ... Convention Area suggest that while the type and amount of debris varies from annually there have been no long ... entanglements and hydrocarbon soilings were received from South Africa, the United Kingdom, and Uruguay. Non ... -fishing items such as plastics, packaging materials and wood remain the most common type of debris items ...
Meeting Document : WG-FSA-12/64 : Autor(es): Secretariat
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Galindez Island gentoo penguin (Pygoscelis papua) colonies at GAI CEMP site population behaviour/dynamics in the 2018/19 season
of gentoo GBV and GPP sites. The results of visual observations of penguin population changes are ... provided in two colonies at GAI CEMP site at Galindez Island nearby the Vernadsky station. We inform on the ... during 2018-19 season. The detailed observation of birds arrival, nesting, hatch and crèche has been ... results of visual survey of penguin population and penguin count. During the 2018/19 season biologist ...
Meeting Document : WG-EMM-2019/60 : Autor(es): P. Khoetsky, A. Dzhulai, G. Milinevsky, I. Dykyy, E. Dykyi, I. Parnikoza and L. Pshenichnov
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Towards developing a feedback management procedure for the Antarctic krill fishery
strategy for the krill fishery includes comparison of predator performance in no-fishing areas, these ... Abstract: We present a feedback strategy, founded on CEMP data, to adjust the catch limit and the ... spatial distribution of fishing activity for Antarctic krill in Statistical Area 48. The CEMP currently ... relevant to making inference about the potential for competition between krill-dependent predators and the ...
Meeting Document : WG-EMM-12/44 : Autor(es): G. Watters and J. Hinke (USA)
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DISTRIBUTION AND ABUNDANCE OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
fishing grounds of deep water (mainly > 800 m) off Terra Nova Bay, Ross Island, and in the south of ... grounds. There are no reliable estimates of Antarctic toothfish abundance on the shelf at the current time ... in different years making interpretation difficult. Tag-recapture data from the Terra Nova Bay ... the purposes of addressing items on the FEMA 2 agenda. It summarises the management of the fishery ...
Meeting Document : WG-EMM-09/40 : Autor(es): S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Habitat use of type – C killer whales (Orcinus orca) in the Ross Sea, Antarctica
Abstract: In Terra Nova Bay, western Ross Sea, during the austral summer 2015 ten type- C killer ... the horizontal behaviour of tagged whales. The Bayesian state-space model revealed discrete, largely ... non-overlapping Areas of Restricted Search (ARS) of killer whales along the coastline which matched ... the pattern of deeper dives thus indicating possible feeding grounds along the Ross Sea coast ...
Meeting Document : WG-EMM-2019/08 : Autor(es): G. Lauriano, E. Pirotta, T. Joyce, R. L. Pitman and S. Panigada
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Larval fish distribution and abundance of the western Ross Sea
station off Terra Nova Bay. Our data give evidence of a great species diversity of the larval fish ... Abstract: Ichthyoplankton samples were obtained during the Italian Antarctic Oceanographic Cruise ... carried out in the western Ross Sea in November-December 1994. The present study focused on improvement of ... the knowledge of the larval fish community in relation to its distribution and relative abundance. A ...
Meeting Document : WG-FSA-95/11 : Autor(es): Greco, S., la Mesa, M., Vacchi, M.
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Concordance of inter-annual fluctuations in densities of krill around South Georgia and Elephant Islands: biological evidence of same-year teleconnections across the Scotia Sea
widely separated sites (approximately 1500 km distant at opposite sides of the Scotia Sea) are not ... interestingly, the magnitudes of abundance and between-year gradients of change of abundance at each site were ... both SG and El. There was no apparent lag in changes in abundance at each site, and ranked between-year ... Abstract: Acoustic estimates of the densities of Antarctic krill, Euphausia superba, in areas ...
Meeting Document : WS-AREA 48-98/11 : Autor(es): A.S. Brierley (UK), D.A. Demer, R.P. Hewitt (USA) and J.L. Watkins (UK)