Search results
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Fish by-catch in the krill fishery: 2016 update
SISO data (11875 hauls) was used to examine the frequency of occurrence, proportion by mass, length ... -frequency distribution and geographic provenance of the key fish taxa reported. There was a high degree of ... Chaenodraco wilsoni the most frequently reported in both datasets. The estimated total annual mass of fish by ... % Lepidonotothen larseni. The length-frequency distribution of all taxa for which >100 fish were measured had ...
Meeting Document : WG-FSA-16/04 : Author(s): CCAMLR Secretariat
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Some thoughts on the CCAMLR risk assessment for seabird–fishery interactions
Abstract: The CCAMLR system for assessing risk of fisheries mortalities to seabirds has been ... waters of the CCAMLR convention area. Annual review of the information by used CCAMLR Working Group on ... Incidental Mortality Associated with Fishing for the assessments of risk, and performance of fisheries within ... these zones is undertaken, resulting in a dynamic system of assessment and response by the CCAMLR ...
Meeting Document : WG-FSA-06/33 : Author(s): S. Waugh (New Zealand)
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Marine debris and fishing gear associated with seabirds at sub Antarctic Marion Island – 1998/99
Abstract: Most (52%) of the 306 debris items found in association with seabirds at Marion Island ... of fishing gear, followed by southern giant petrels Macronectes giganteus. Standardized searches of ... wandering albatross study colonies showed that there had been a slight decrease in the accumulation rate of ... much higher than the 1996/97 season. This is consistent with a decrease in the number of unsanctioned ...
Meeting Document : SC-CAMLR-XVIII/BG/14 : Author(s): Delegation of South Africa
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Recommendation for an explicit limit reference point for the mackerel icefish (Champsocephalus gunnari) fishery in CCAMLR Statistical Division 58.5.2
Abstract: Large fluctuations in abundance are a persistent feature of the populations of mackerel ... . Australia recommends the development of a limit reference point, such that the commercial catch limit for ... completed. In years with a zero commercial catch limit, a combined bycatch and research catch limit of 30 ... tonnes would allow the continued monitoring of the stock through annual trawl surveys. Australia ...
Meeting Document : WG-FSA-11/34 : Author(s): Delegation of Australia
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ADULT ANTARCTIC KRILL FEEDING AT ABYSSAL DEPTHS
bulk of the population of postlarval krill is typically confined to the top 150 m of the water column ... . Here, we report for the first time the existence of significant numbers of Antarctic krill feeding ... operated vehicle Isis in the austral summer of 2006/07 have revealed the presence of adult krill (Euphausia ... locations there were exuviae (cast molts). These observations revise significantly our understanding of the ...
Meeting Document : WG-EMM-08/P01 : Author(s): A. Clarke and P.A. Tyler
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Using compact video camera technology for rapid deep-sea benthic habitat assessment
Ocean benthos, has a wider application in deep-sea marine research. The use of the system as a drop ... voyage on the shelf-break of East Antarctica, greatly improved the efficiency of selection of sites for ... quantitative sampling. The system is also promoted for estimates of krill biomass, swarm dynamics and ... reproduction, and ground-truthing remote data for habitat mapping. The main advantages of using this system as ...
Meeting Document : WG-EMM-10/24 : Author(s): G.P. Ewing, R. Kilpatrick, A.J. Constable and D.C. Welsford (Australia)
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Hydroacoustic data obtained around Elephant Island and South Orkney Islands during austral summer 2018
Abstract: This document presents the analysis of acoustic data obtained during the austral summer ... of 2018 as a complement to finfish research in Subareas 48.1 and 48.2 using bottom trawling nets. The ... frequency of 38 kHz and a SIMRAD ES70 fishing echosounder equipped with a 120 kHz frequency transducer. The ... geographical distribution of krill concentrations and the presence of fish shoals are described in an area of ...
Meeting Document : WG-FSA-18/05 : Author(s): N.A. Alegría and P.M. Arana
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Development in maturity stage composition and vertical distribution in an Antarctic krill (Euphausia superba) hotspot
Abstract: Antarctic krill (Euphausia superba) aggregate in various ways depending on a range of ... such as shelf edges and canyons, are considered as hotspots of high importance for regional pelagic ... ecosystems and also for the krill fishing industry. Despite the importance of such krill hotspots, their ... dynamics over time with respect to spatial distribution and demographical composition of krill including ...
Meeting Document : WG-EMM-14/15 : Author(s): B.A. Krafft, G. Skaret and T. Knutsen (Norway)
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Fishery-related information for WG-FSA-04
Abstract: Information on CCAMLR fisheries of relevance to the work of WG-FSA is summarised ... . Additional fishery-related information can be found in WG-FSA-04/6, 04/7, 04/8 and 04/9 (summaries of ... observer data), WG-FSA-SAM-04/4 (Development of Fishery Plans), SC-CAMLR-XXIII/BG/1 (catches in the ... Convention Area) SC-CAMLR-XXIII/BG/3 (summary of notification for new and exploratory fisheries), SCIC-04/3 ...
Meeting Document : WG-FSA-04/5 Rev. 1 : Author(s): Secretariat
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CCAMLR Fisheries: 2008 Update
Abstract: Information on CCAMLR fisheries of relevance to the work of WG-FSA is summarised ... , including availability of data, data-related developments in 2007/08, catches in assessed and exploratory ... WG-FSA-08/5 to 08/8 (summaries of observer data), SC-CAMLR-XXVII/BG/1 (catches in the Convention Area ... ) CCAMLR-XXVII/12 (summary of notification for new and exploratory fisheries), WG-FSA-08/10 (estimates of ...
Meeting Document : WG-FSA-08/04 : Author(s): Secretariat