Resultados de la búsqueda
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Further analysis of spatial patterns of benthic invertebrate habitats from fishery bycatch in the Ross Sea region
collected for two fishing seasons, with 4 728 longline segments observed. Several regions with consistent ... presence of VME taxa bycatch are identifiable, as are several areas of dense fishing effort with no ... to be estimated, along with changes in catch rate at different levels of observed bycatch. Results ... probability of detection was higher near areas with other high bycatch observations. Video transects on the ...
Meeting Document : WG-FSA-10/30 : Autor(es): S.J. Parker, R.G. Cole and S.M. Hanchet (New Zealand)
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Propuesta para reforzar el seguimiento y control de transbordos
the current measure allows for transhipment by or with vessels flagged to non-Contracting Parties (NCP ... in accordance with Conservation Measure 10-02. The proposal would also establish an NCP Transhipment ... Vessel Record containing the vessels of NCPs that would be authorized to tranship with Contracting Party ... cooperating with CCAMLR in the monitoring and control of transhipment. This procedure would require that non ...
Meeting Document : CCAMLR-XXXIV/27 : Autor(es): Delegation of the USA
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Progress report on the Korean exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2016/17 season
various scientific researches. The total catch of D. mawsoni was 153,084 kg with 4,360 individuals. The ... 58.4.2, tagging rate with tag overlap statistics of D. mawsoni were 5.22 with 88% and 5.51 with 74 ... ) were used along with protective frames that would prevent the CTD connector from being damaged. Water ...
Meeting Document : WG-SAM-17/27 : Autor(es): S.-G. Choi, J. Lee, J. Lee and D. An
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Performance assessment of underwater setting chutes, side setting and blue-dyed bait to minimize seabird mortality in hawaii longline tuna and swordfish fisheries – Final Report August 2003
interactions, but are also practical and convenient, providing crew with incentives to employ them consistently ... called side setting, which entails setting gear from the side of the vessel, with other gear design the ... lowest mean seabird interaction rates when used with swordfish gear, and the 6.5m chute had the second ... lowest mean seabird interaction rates when used with tuna gear. A third seabird avoidance method, which ...
Meeting Document : WG-FSA-03/36 : Autor(es): E. Gilman (USA), N. Brothers (Australia), D. Kobayashi, S. Martin, J. Cook, J. Ray, G. Ching and B. Woods (USA)
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Revised research longline fishing proposal for Dissostichus spp. in Subarea 48.2, second season
recommendations adopted, coordination was achieved with the Delegation of Ukraine to develop research in the ... , operational agreements were reached. In addition, Chile expressed its interest to further discuss with Ukraine ... , with the assistance of the Secretariat, strategies to improve both proposals, and contribute with a ...
Meeting Document : WG-FSA-17/27 : Autor(es): Delegation of Chile
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Competition-induced starvation drives large-scale population cycles in Antarctic krill
—exhibits a five to six year population cycle, with oscillations in biomass exceeding one order of magnitude ... models. Here, using data analysis complemented with modelling of krill ontogeny and population dynamics ... that the cycle amplitude increases with reduction of krill loss rates. Thus, a decline of apex ... , with drastic consequences for the entire Antarctic ecosystem. Author(s): A.B. Ryabov, A.M. de Roos, B ...
Meeting Document : WG-EMM-18/P05 : Autor(es): A.B. Ryabov, A.M. de Roos, B. Meyer, S. Kawaguchi and B. Blasius
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EU PROPOSAL FOR AMENDMENT TO CCAMLR CONSERVATION MEASURE 10-04 TO INCLUDE KRILL VESSELS IN VMS REPORTING
equipped with a VMS device, the Contracting Parties are exempt from forwarding VMS reports and messages ... Parties are obliged to comply with this requirement for all other CCAMLR fisheries, with exceptions for ... or exploratory finfish fisheries" and therefore agreed with the Scientific Committee suggestions ... that "monitoring and reporting of the krill fishery should be made consistent with the ...
Meeting Document : CCAMLR-XXIX/41 : Autor(es): Delegation of the European Union
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Mercury concentrations of five species of Antarctic fish collected from CCAMLR Subareas 88.1 and 88.2
. mawsoni. The three prey species had intermediate mercury levels, with Whitson’s grenadier (Macrourus ... levels were positively correlated with fish length in four of the species. Mercury levels also showed ... positive trends with depth for D. eleginoides and C. dewitti, and with area for A. rostrata. Mercury levels ... showed no trends with any factors for M. whitsoni. The low levels of mercury in D. mawsoni relative to ...
Meeting Document : WG-FSA-07/24 : Autor(es): S.M. Hanchet, D.M. Tracey, A. Dunn, P.L. Horn and N. Smith (New Zealand)
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Warp strike observations
. 9%) • The number of small bird heavy contacts was lower, with 306 contacts over the entire survey ... significant factor associated with large bird strikes • Discharging offal increased the large-bird strike rate ... by an estimated factor of 6, compared with no offal discharge • The strike-rate for large-birds ... %) • The discharge of offal was the factor most significantly associated with the recovery of dead and ...
Meeting Document : WG-FSA-05/40 : Autor(es): E. Abraham (New Zealand)
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Structure and distribution of the slope fish community in the vicinity of the sub-Antarctic Prince Edward Archipelago
average fish diversity and total CPUE positively correlated with the trawling depth. Overall, mean ... . The hierarchal analysis identified three distinct fish assemblages with very pronounced dominant ... species, which occupied different vertical zones with likely specific environmental characteristics. Major ... -/benthopelagic prey. Diet data on 6 species and stable isotopes of 22 fish species revealed that with a few ...
Meeting Document : SC-CAMLR-XXIII/BG/20 : Autor(es): Delegation of South Africa