Search results
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Diet composition of Dissostichus eleginoides in Subarea 48.3, Dr Eduardo Holmberg survey March/April 1996
Abstract: A diet analysis of the patagonian toothfish Diissostichus eleginoides in the Subarea ... 48.3 in March/April 1996 was carried out by frequency of occurrence (F%) and coefficient "Q" ... ; (%) methods. The samples consisted chiefly of immature specimens, with predominant length ranges of 30-70 cm ... , although its importance was overestimated by the frequency of occurrence method. Cephalopods and mysids ...
Meeting Document : WG-FSA-96/29 : Author(s): Barrera-Oro, E., Marschoff, E., Casaux, R.
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Entanglement of Antarctic fur seals in man-made debris at Bird Island, South Georgia
Abstract: The incidence of entanglement of Antarctic fur seals (Arctocephalus gazella) in Man ... -made debris at Bird Island, South Georgia, was monitored throughout the austral winter and summer of ... 1991 as part of an on-going study by the British Antarctic Survey. Only seven seals were observed ... incidence of entanglement during the pup-rearing period was slightly higher than in the previous year (48 ...
Meeting Document : SC-CAMLR-XI/BG/09 : Author(s): Delegation of United Kingdom
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Accumulation of fishing debris, plastic litter and other artefacts on Heard Island and Macquarie Island, Southern Ocean
Abstract: Sections of coastline of Heard and Macquarie Islands were surveyed for marine debris in ... summer 1987-88, and 1989 respectively. These surveys were carried out at the same sites of previous ... surveys in 1986-87 at Heard Island, and 1988 at Macquarie Island. The minimum rate of artefact ... catchment area. Plastic litter was a major component of the debris at both islands. Fisheries related debris ...
Meeting Document : CCAMLR-VIII/BG/11 : Author(s): D.J. Slip and H.R. Burton (Australia)
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Preliminary studies on age and growth of Dissostichus eleginoides in the Ob-Lena Bank
Abstract: Preliminary studies on the age and growth of Dissostichus eleginoides sampled in the ... 2007/08 season in the Ob-Lena Bank were carried out. The ages of 214 of 3,013 fish sampled by Observers ... the methods of otolith readings by experienced readers of AAD. One of these is that the first ring was ... generally identified within the primordium and thus many of age counts were overestimated. We would recount ...
Meeting Document : WG-FSA-10/48 : Author(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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Committee for Environmental Protection: 2014 Annual Report to the Scientific Committee of CCAMLR
Abstract: Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... between the Chairs of the CEP and SC-CAMLR, the report of the CEP meeting is presented to SC-CAMLR by the ... CEP Observer to SC-CAMLR and the report of the meeting of SC-CAMLR is presented to the CEP by the SC ...
Meeting Document : SC-CAMLR-XXXIII/BG/13 : Author(s): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)
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Quantifying the impacts of ice on demersal longlining; a case study in CCAMLR Subarea 88.1
Abstract: The effect of sea ice is acknowledged as a major influence on fishing operations in ... provide a method to quantify the effect of sea-ice on fishing. We discuss the ways in which ice effects ... fishing operations and the result of these impacts on fishing such as the time required to reach the catch ... limit and compression of fishing effort due to a reduction in fishing ground extent in years when sea ...
Meeting Document : WG-FSA-14/55 Rev. 1 : Author(s): J.M. Fenaughty and S.J. Parker (New Zealand)
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Proposal to modify Conservation Measure CM 24-02 regarding the use of a streamer line
Abstract: The activities of the CCAMLR to minimize incidental mortality of seabirds in the course ... of longline fishing or longline fishing research in the Convention Area are carried out by means of ... : a) use a streamer line and b) control of the longline weighting rate. Currently, according to CM 24 ... paragraphs 2, 3 and 4). Thus, the use of a streamer line becomes meaningless for any vessels using longline ...
Meeting Document : WG-FSA-17/24 : Author(s): Y. Korzun and S. Kasatkina
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Meta-analysis of catch reporting in CCAMLR exploratory fisheries
Abstract: The Secretariat has prepared a meta-analysis of the target and by-catch reported in ... CCAMLR exploratory fisheries (as an update to WG-FSA-15/04 Rev. 1). The number of fish belonging to ... target species divided by the total number of fish caught (the target catch ratio) is used as simple ... metric of the relative level of target and by-catch reported for each haul. This index showed little ...
Meeting Document : WG-FSA-18/14 : Author(s): CCAMLR Secretariat
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The factors causing impact on the toothfish catch estimation on board of fishing vessels
Abstract: The toothfish catch estimation on board of fishing vessels at the CCAMLR area is being ... measurement equipment. Besides, until today the “green weight” of the toothfish catch on fishing vessels was ... not estimated directly, but by calculation, based on the weight of the production using appropriate ... the informational communication on board of fishing vessels, can lead to a significant distortion of ...
Meeting Document : WG-SAM-2019/14 : Author(s): K. Demianenko, P. Zabroda, I. Slypko, L. Pshenichnov, A. Bazhan, O. Diripasko and D. Marichev
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Detection of predator dive patterns from stationary echosounder data
Abstract: Standard protocols for processing of echosounder data are geared towards the estimation ... of biomass indices of pelagic organisms. More transient visitors to the watercolumn however also give ... echoes, and the data provided by the echosounders may be used to assess the behaviour of these organisms ... clear patterns in the dive data with regards to time of year as well as time of day. At the temporal ...
Meeting Document : WG-EMM-2019/34 : Author(s): T. Klevjer and G. Skaret