Search results
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Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
ofAntarctica), CKF VMF: 144 pp. Efremenko, V.N. 1982. Distribution of Notothen- iidae larvae ... western parts of the area. It is implied that part of tlne western group migrates towards Shag Rocks at ... Paper Title: Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes ... , Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf Abstract / Description ... determine the age-length composition of mackerel icefish (Champsocephalus gunnari) from different parts of ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Author(s): Frolkina, G.A
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Fishery Report: Dissostichus eleginoides (TOP) Heard Island (Division 58.5.2)
possible, all rajids should be cut from the line, except on the request of the scientific observers during ...
Document : Site Section: Publications
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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
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Aggregation patterns of pelagic predators and their principal prey, Antarctic krill, near South Georgia
Abstract: 1. We examine the spatial distributions of pelagic seabirds and. fur seals near South ... Georgia, and asked to what extent the distributions of these predators were influenced by the spatial ... distribution of their principal prey, Antarctic krill Euphausia superba Dana. One novel aspect of our analysis ... is an explicit consideration of the separation in space between swarms of krill and aggregations of ...
Meeting Document : WG-CEMP-93/13 : Author(s): R.R. Veit (USA), E.D. Silverman (USA) and I. Everson (United Kingdom)
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A review of by-catch in CCAMLR exploratory toothfish fisheries
was at times double that of toothfish. Gear type comparisons indicate that autolines catch a greater ... Abstract: Mitigating the adverse affects of commercial fishing on the environment is an integral ... responsibility of fisheries globally. Efforts to reduce bycatch, to exploit previously unfavourable species and ... Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) is widely recognized for its ...
Meeting Document : WG-FSA-14/16 : Author(s): E. McClure, K. Reid (Secretariat)