Search results
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The first site of the Marine Protected Area network in the Akademik Vernadsky Station region: Argentine Islands, Skua Creek
a series of documents with a proposal to establish Marine Protected Area (MPA) in the Akademik ... Vernadsky Station area with the purpose of protecting natural and geographical objects and establish test ... areas of special scientific interest. We present the results of the first steps in creation of Marine ... Protected Area network in Argentine Island Archipelago region. Author(s): Delegation of Ukraine Title: The ...
Meeting Document : WG-EMM-12/25 : Author(s): Delegation of Ukraine
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6
Abstract: The current season (2014/15) is the final one of the first three-season research which ... larger than those using the CPUE method in the block 48.6_3 and 48.6_4. Predicted numbers of tag ... . Understanding of the resource structure through clarification of their life history is essential to establish ... stock assessment and robust stock/ fisheries management of Dissostichus spp. population(s) in data- poor ...
Meeting Document : WG-FSA-15/16 Rev. 1 : Author(s): Delegation of Japan
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Fish in the diet of breeding Antarctic shags Phalacrocorax bransfieldensis at four colonies in the Danco Coast, Antarctic Peninsula
Abstract: The diet of breeding Antarctic shags Phalacrocorax bransfieldensis was investigated at ... four colonies at the Danco Coast, Antarctic Peninsula, by the analysis of 616 pellets (regurgitated ... , Notothenia coriiceps was the main prey in all of the sampling sites, followed in similar importance by G ... Point. Between colonies there were marked differences in the size of the fish consumed. The largest ...
Meeting Document : WG-EMM-00/9 : Author(s): R. Casaux, A. Baroni and E. Barrera-Oro (Argentina)
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Effects of orientation on acoustic scattering from Antarctic krill at 120 kHz
Abstract: Backscattering measurements of 14 live individual Antarctic krill (Euphausia superb a ... ) were made at a frequency of 120 kHz in a chilled insulated tank at the Long Marine Laboratory in Santa ... Cruz, CA. Individual animals were suspended in front of the transducers, were only loosely constrained ... of the krill based on the video images and was applied to five of them, giving their target strengths ...
Meeting Document : WG-EMM-99/42 : Author(s): D.E. McGehee (USA), R.L. O’Driscoll (New Zealand) and L.V. Martin Traykovski (USA)
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Sexual dimorphism and sexual segregation in foraging strategies of northern giant petrels Macronectes halli during incubation
Abstract: Giant petrels (Macronectes spp) are the most sexually dimorphic of all seabirds. We ... used satellite-tracking and mass change during incubation to investigate the influence of sexual size ... dimorphism, in terms of the intersexual food competition hypothesis, on foraging and fasting strategies of ... , duration of foraging trips) was greater for females than for males. In contrast, foraging efficiency ...
Meeting Document : WG-FSA-99/38 : Author(s): J. González-Solís, J.P. Croxall and A.G. Wood (United Kingdom)
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
Abstract: The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at ... South Georgia during the austral winters of 1983 and 1984 was investigated using otoliths retrieved from ... regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ... (estimated from otolith length) of the main species was Pseudochaenichthys 51%, Muraenolepis 14 ...
Meeting Document : SC-CAMLR-VII/BG/05 : Author(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
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A feedback approach to Ecosystem Based Management: model predictive control of the Antarctic krill fishery
Abstract: The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) aims ... to develop a feedback approach to aid Ecosystem Based Management (EBM) of the Antarctic krill fishery ... rules based on their predicted performance in a model of the controlled system. Here we use MPC to ... develop a robust control strategy for a simulation model of a spatially resolved predator-prey system. We ...
Meeting Document : WG-EMM-12/19 : Author(s): S. Hill and M. Cannon (United Kingdom)
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Demersal fish communities in the Ross Sea region of Antarctica: comparisons between video and trawl survey methods
Abstract: Reliable estimates of demersal fish community composition and population densities are ... essential for understanding the ecological effects of fisheries. Such estimates are conventionally derived ... . Using data collected during a survey of demersal fish communities in the Ross Sea region of Antarctica ... , we compared measures of community composition, population density, and biomass derived from three ...
Meeting Document : WG-FSA-12/51 : Author(s): D.A. Bowden, S.M. Hanchet and P.M. Marriott (New Zealand)
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Expanding CCAMLR’s consideration of whales in science and management
significant advancements in the understanding of the status of whales, much of scientific and management ... relevance to CCAMLR. As CCAMLR works to progress management of the krill fishery and develops a network of ... the foraging needs of baleen whales including humpback, fin, sei, blue and minke whales in krill ... allow for the inclusion of whales in CEMP. • Assist in the collection and analysis of data to ...
Meeting Document : SC-CAMLR-38/BG/24 : Author(s): Submitted by ASOC
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Increasing abundance of Type A killer whales (Orcinus orca) in the coastal waters around the Antarctic Peninsula
and we need to understand the impact on marine ecosystems. A diverse community of killer whales ... killer whales sighted in other parts of the world. Sightings of Type A around the AP have been ... increasing in recent years, including observations of predation on a number of whale and pinniped species ... photographs) collected between austral summers 2005/06 to 2016/17 to describe the movement patterns of these ...
Meeting Document : WG-EMM-17/49 : Author(s): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman