Résultats de la recherche
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Longline sink rates on a bottom autoline vessel in New Zealand: draft
the effect that adding weights to the line had on its sink rate. The vessel used Mustad autoline ... equipment that is designed to sink without weights, so non-weighted longline line sink rate data were ... as would be used in normal fishing operations to test the effectiveness of weighting the longline as ... = 11, c.v. 16.7%), compared with the start of the longline which takes a mean time 31.1 seconds (n = 11 ...
Meeting Document : WG-FSA-98/51 : Auteur(s): N.W. McL. Smith (New Zealand)
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Monitoring a marine ecosystem using responses of upper trophic level predators
level predators that specialise in foraging upon krill (Eupuasia superba Dana). These variables included ... index (CSI). 2. Sensitivity analyses showed that missing values had a large effect upon the accuracy of ... . Individual variables had widely varying influence upon the CSI but, in general, those with longer time series ... had the greatest influence. 3. Principal components analysis showed that variables representing ...
Meeting Document : WG-EMM-01/25 : Auteur(s): I.L. Boyd and A.W.A. Murray (United Kingdom)
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On possibility of using acoustic method to improve quality of Champsocephalus gunnari biomass estimates in Subarea 48.3
, biomass of which would be out of bottom trawl survey access. It has been indicated that one of directions ... obtained from the catches by midwater trawl to those estimated with TS in situ measurements for fish ... of improving Ch.gunnari stock state estimation could be an application of acoustic method to evaluate ...
Meeting Document : WG-FSA-00/31 : Auteur(s): S. Kasatkina (Russia)
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Marine Protected Area planning by New Zealand and the United States in the Ross Sea region
workshop and discussions with other Members, be used to inform the development of one or more formal MPA ... collaboration with each other, to design MPA scenarios in the Ross Sea region. The paper presents separate MPA ... scenarios by New Zealand and by the United States consistent with their own planning processes and ... conservation objectives. It is the intention of both Members that these scenarios, following review by the MPA ...
Meeting Document : WS-MPA-11/25 : Auteur(s): B.R. Sharp (New Zealand) and G.M. Watters (USA)
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Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: developing links between ICED and CCAMLR
ecosystems. This will be achieved through the analysis and integration of available data together with ... linked with Scientific Committee on Antarctic Research (SCAR). ICED is undertaking integrated circumpolar ... , and with qualitative assessments of change. ICED’s current major focus is to build on this work to ... information for ecosystem-based management in the region. The ICED Scientific Steering Committee propose that ...
Meeting Document : WG-EMM-16/22 : Auteur(s): E. Murphy, R. Cavanagh, N. Johnston, E. Hofmann and A. Constable
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Joint research proposal for the Dissostichus spp. exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia, France, Japan, Republic of Korea and Spain
-16 para. 3.12). The Working Group also requested that measurable research milestones be developed to ... rules remain to be determined for these Divisions. Multiple research plans are currently in place by ... plan to be presented by all proponents of research in Divisions 58.4.1 and 58.4.2 to WG-FSA-16 (WG-SAM ... continuation of standardised longline surveys, in conjunction with fish tagging, biological measurements, aging ...
Meeting Document : WG-FSA-16/29 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
at King George Island for the fourth consecutive year. There are now 4 sites that have data for more ... part of the debris associated with seabird colonies. Marine mammal (Antarctic fur seal) entanglements ... Bird Island reached a peak in 1993 and has showed a general decline since, with the lowest levels on ... fragments continue to be the main entangling materials. For the first time an Adélie penguin was reported ...
Meeting Document : SC-CAMLR-XXIII/BG/11 : Auteur(s): Secretariat
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Detection of anti-brucella antibodies in pinnipeds from the Antarctic Territory
(AGID) and c-ELISA. Antibodies against Brucella sp. were detected with the RBT, the CFT and the c-ELISA ... in six of the seventeen samples involving the two animal species. It is concluded that a Brucella sp ... . described as affecting marine mammals in the Northern hemisphere could be also present in the Antarctic ...
Meeting Document : WG-EMM-01/46 : Auteur(s): P. Retamal, O. Blank, P. Abalos and D. Torres (Chile)
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First record of anti-Brucella antibodies in Arctocephalus gazella and Leptonychotes weddellii from Cape Shirreff, Livingston Island, Antarctica
sp. were detected with the RBT, the CFT and the c-ELISA in six of the seventeen samples involving the ... two animal species. It is concluded that a Brucella sp. described as affecting marine mammals in the ... Northern hemisphere could be also present in the Antarctic territory. Author(s): Delegation of Chile Title ...
Meeting Document : SC-CAMLR-XVIII/BG/17 : Auteur(s): Delegation of Chile
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SKATE DIET AT SOUTH GEORGIA INDICATES BENTHIC HABIT OF KRILL
Abstract: Stomach contents were identified from 206 Antarctic skate (Amblyraja georgiana) that ... South Georgia, Southern Ocean. The diet of A. georgiana varied with skate size and between years ... , polychaetes and other benthic fauna. The Antarctic skate appears to be an opportunistic predator and the clear ...
Meeting Document : WG-FSA-09/15 : Auteur(s): C.E. Main and M.A. Collins (United Kingdom)