Search results
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CCAMLR’s role in combating IUU fishing in the Southern Ocean and globally
, while not weakening any of its current measures in force. At the same time, and in the spirit of ... Abstract: Abstract The persistence of IUU fishing in the CCAMLR Area undermines the intrinsic ... values of CCAMLR and of the Antarctic Treaty. Thus, eliminating IUU fishing must continue to be a top ... priority for CCAMLR as an integral part of the Antarctic Treaty System. Thus far, in spite of the number of ...
Meeting Document : CCAMLR-XXIX/BG/20 : Author(s): ASOC Observer
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Review of the 2003 budget, draft 2004 budget and forecast budget for 2005
Abstract: This paper presents, for consideration by the Commission, the projected outcome of the ... budget for 2003, a draft of the 2004 budget and an indicative forecast for 2005, presented in a format ... determined by the Commission at its 2002 Meeting. The 2003 budget is currently expected to be met, with a ... recommendation that an unbudgeted surplus of A$8 010 from 2002 be used to increment the Contingency Fund. A new ...
Meeting Document : CCAMLR-XXII/04 : Author(s): Executive Secretary
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Comparison of equal-area cylindrical and circular piston transducers
manufacturer at a total of 11 frequencies spanning the range 27-710 kHz. Nominal power levels assigned to the ... Abstract: Design of sondes for in situ measurement of zooplankton or other scatterers requires ... choosing among alternative transducer geometries. This contribution addresses the problem of choosing ... between cylindrical and circular piston transducers by comparing the performance of the two according to ...
Meeting Document : WG-EMM-95/08 : Author(s): Foote, K.G.
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters surrounding Heard Island (Division 58.5.2) for 2017
Abstract: The annual random stratified trawl survey (RSTS) of 2017 at HIMI was conducted during ... April, with the completion of 163 stations. The survey has been conducted on the FV Atlas Cove since ... 2015. Sampling protocols such as the design and the duration of the hauls were similar to recent ... surveys, but with a new set of randomly selected station points. The unstratified density of Dissostichus ...
Meeting Document : WG-FSA-17/14 Rev. 1 : Author(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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Preliminary results from a study examining spatial structure and connectivity in Patagonian toothfish (Dissostichus eleginoides) in the South Atlantic section of the Southern Ocean
Abstract: Using the High Resolution laser-ICPMS at Old Dominion University, we sampled the edge ... of otoliths from Patagonian toothfish (Dissostichus eleginoides), and examined whether the elemental ... American continental shelf near the Falkland Islands. Furthermore, we examined the elemental signatures of ... been taken from different locations. We found signatures on the otolith edge of fish from South Georgia ...
Meeting Document : WG-FSA-03/86 Rev. 1 : Author(s): J.R. Ashford (USA), A. Arkhipkin (United Kingdom) and C.M. Jones (USA)
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Vast assembly of vocal marine mammals from diverse species on fish spawning ground
information on prey distribution and abundance as well as distribution and activity of their top predators ... echoes used in the assessment of prey abundance and distribution. Periodically, only the receiver array ... predators and prey. The Ocean Acoustic Waveguide Remote Sensing (OAWR) system is at present tailored to ... methodology offer coverage of 10s of km and may thus inform about variability issues now causing troubles in ...
Meeting Document : WG-EMM-16/P01 : Author(s): D. Wang, H. Garcia, W. Huang, D.D. Tran, A.D. Jain, D.H. Yi, Z. Gong, J.M. Jech, O.R. Godø, N.C. Makris and P. Ratilal
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A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the 2004/05 season
). A range of model sensitivities were examined, with the base case assuming the Ross Sea fishery as a ... evidence of non-convergence, particular in the declining right-hand limb of the fishing selectivity ... this would have little impact on the estimates of key model parameters and yield estimates. MCMC ... estimates of initial (equilibrium) spawning stock abundance (B0) were 69 400 t (95% credible intervals 47 ...
Meeting Document : WG-FSA-05/33 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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Updated description of Patagonian toothfish (Dissostichus eleginoides) tagging and ageing programs in Division 58.5.2, 1997–2015
, considerably adding to information on the structure of the population. The ageing program at AAD has produced ... Abstract: In 2014, CCAMLR endorsed a TAC of 4410 t of Patagonian toothfish in Division 58.5.2 ... an additional 2559 estimates of age, for fish captured during the 2014 and 2015 Random Stratified ... previous maximum age estimate of 42 years. These data have been used to develop age length keys and a ...
Meeting Document : WG-FSA-15/55 : Author(s): D.C. Welsford, B. Farmer, T.D. Lamb, C. Péron, E. Woodcock and P.E. Ziegler (Australia)
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Spatial distribution and swarm characteristics of Antarctic krill around the South Shetland Islands
Abstract: The spatial distribution and swarm characteristics of Antarctic krill were studied ... , thickness and length of swarms were estimated from the 120kHz data. The full spatial distributions of ... than the other three years. The results also indicated that more krill swarms located at deeper water ... majority of swarms were also found in the upper 100 m layer. The swarm-based method provides a promising ...
Meeting Document : WG-EMM-18/42 : Author(s): X. Yu, X. Wang and X. Zhao
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A versatile approach to minimise damage or loss of longline gear due to sea-ice
Abstract: At SAM 2019, there were again reports on damage and/or loss of longline gear, most ... quickly varying sea ice cover, there is an increased risk that any parts of longline gear floating on the ... buoy recovery systems for short-term deployment of scientific instruments on the sea floor and invites ... FSA to: (1) to (re-)discuss the issue of damage or loss of longline gear due to sea ice, including the ...
Meeting Document : WG-FSA-2019/04 : Author(s): S. Hain, T. Brey and K. Teschke