Resultados de la búsqueda
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Scientific justification for a marine protected area designation around the Balleny Islands to protect ecosystem structure and function in the Ross Sea region, Antarctica: progress report
Abstract: In 2000, the New Zealand delegation to CCAMLR proposed the designation of an Antarctic ... on the value of the area on and around the Balleny Islands, and the potential benefits of ... establishing a Balleny Islands Marine Protected Area (MPA). The ecological importance of the Balleny Islands ... Article 3 of Annex V to the Protocol on Environmental Protection to the Antarctic Treaty. This paper’s ...
Meeting Document : SC-CAMLR-XXIV/BG/25 : Autor(es): Delegation of New Zealand
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New Zealand Antarctic research programme
Abstract: Since parameters of penguin populations may provide good indices of the abundance of ... the key prey species (krill) and thus the state of the Antarctic marine ecosystem, aerial ... reconnaissance and photography are used in the Ross Sea sector of Antarctica to determine where Adelie penguins ... (Pygoscelis adeliae) breed, and to count the numbers of nests occupied during the early incubation period and ...
Meeting Document : WG-CEMP-92/24 : Autor(es): P.R. Wilson (New Zealand)
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Update on the Top Predator Alliance project, 2013–14 season: Killer whales
affected by the removal of Antarctic toothfish (Dissostichus mawsoni; ‘toothfish’) in the Ross Sea region ... . However, extreme paucity of information about the diet of TCKW, and uncertainty regarding the degree of ... fishery to TCKW and other marine mammals and (b) mitigate potential risk by implementation of management ... recorded during 5 of 8 helicopter flights. For 3 of these observations, the prey was identifiable as ...
Meeting Document : WG-EMM-14/52 : Autor(es): R. Eisert, M.H. Pinkerton (New Zealand), L. Torres (USA), R.J.C. Currey, P.H. Ensor, E.N. Ovsyanikova, I.N. Visser (New Zealand) and O.T. Oftedal (USA)
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Cruise Report – Research Project: Demersal finfish distribution, abundance, and their biological characteristics in Statistical Subareas 48.1 (northern area) and 48.2
stratified sampling design between 50 and 500 m on shelf areas of Subarea 48.1 (Elephant Island) and Subarea ... , 2012) and on shelf areas of the South Orkney Islands according to a subsample of stations sampled by ... Program, Southwest Fisheries Science Center, National Marine Fisheries Service. A total of 36 hauls were ... caught with a total volume of 19,112.28 kg. The main species extracted with this gear corresponded to ...
Meeting Document : WG-SAM-18/25 : Autor(es): Delegation of Chile
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CALIBRATION ERROR IN THE AMLR PLANKTON TIME SERIES
Abstract: Analysis of the time series of the volume of water filtered during tows using a 1.8 m ... Isaac-Kidd Midwater Trawl (IKMT) from 1992 to 2007 showed a marked decline (~35%) in the volume of water ... filtered beginning in 2000. Analysis of tow time duration, reported ship speed during tows, and mean number ... of rotor counts from the flow meters showed no significant trends. The discrepancy in volume is ...
Meeting Document : WG-EMM-08/19 : Autor(es): C. Reiss (USA)
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Some data on Antarctic toothfish Dissostichus mawsoni reproduction in the Ross Sea (Subarea 88.1) in the period from December 2002 to March 2003
Abstract: On the grounds of data analysis collected by one of the authors – Prutko V.G. in ... December, 2002-March, 2003 in Subarea 88.1, we determine Antarctic toothfish body length at maturity of 50 ... % females-128-130 cm, males-117-120 cm. To estimate maturity stages of post-spawning individuals we suggest ... using double designation, and to control visual estimation of maturity stages number of different ...
Meeting Document : WG-FSA-03/49 : Autor(es): V.G. Prutko and L.A. Lisovenko (Ukraine)
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Krill biomass and distribution variability in Subarea 48.3 in June 1991
Abstract: Temporal and spatial variability of krill distribution features was investigated at the ... micropolygon of 8 x 6 miles, where eight consecutive hydroacoustic stations were carried out. Krill ... aggregations occurred as fields of small swarms of spatial distribution features (size and density of swarms ... , swarm field density, number of swarms per one mile) varied considerably from tack to tack within each ...
Meeting Document : WG-CEMP-92/35 : Autor(es): S.M. Kasatkina, E.I. Timokhin, P.P. Fedulov and K.E. Shulgovskiy (Russian Federation)
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Squalus acanthias – a new species in the Antarctic ichthyofauna (Division 58.5.1)
Abstract: Four species of shark have been known to date to occur in the sub-Antarctic waters ... : Lamna nasus, Somniosus microcephalus, Etmopterus lucifer, E. granulosus. A specimen of Squalus acanthias ... was captured in February 1995 on the shelf of the Kerguelen Islands from the depth of about 195 m and ... duly described. Squalus acanthias is believed to be one of the most widespread shark species in the ...
Meeting Document : WG-FSA-96/14 : Autor(es): Pshenichnov, L.K.
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Preliminary investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
Abstract: In 2013, the Scientific Committee of CCAMLR could not achieve consensus on a stock ... noted that the assessments were unable to fit the patterns in the recaptures of tagged fish seen in SSRU ... present the preliminary development of a two-area stock assessment model. A two-area model is a method for ... allowing explicit modelling of movement (migration) of fish into an assessment model, allowing the ...
Meeting Document : WG-FSA-14/57 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Preliminary proposal for designation an Antarctic Specially Protected Area in the Argentine Islands Archipelago and nearby Graham Coast Antarctic Peninsula region
region of Argentine Islands Archipelago, adjacent islands of the Wilhelm Archipelago and costal oases of ... terrestrial area with marine component, which consists of inter-island water areas within the central group of ... provided research and monitoring at the Argentine Islands Archipelago, including terrestrial survey of ... almost all islands, and ice-free areas at Mainland. The distribution of different vegetation: moss ...
Meeting Document : SC-CAMLR-38/BG/21 Rev. 1 : Autor(es): Delegation of Ukraine