Search results
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IMPLEMENTATION OF CCAMLR OBSERVER PROGRAM ON KRILL FISHERIES
Abstract: The aim of this document is to serve as an objective guideline to decide on an ... appropriate observer coverage to understand overall behaviour and impact of the fishery. CCAMLR Observer data ... as baseline to evaluate the level of observer coverage needed to achieve the CCAMLR objectives. The ... urgent need for capacity building by all fishing nations is re-iterated so that a large number of ...
Meeting Document : TASO-09/07 : Author(s): Kawaguchi, S.
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ACOUSTIC IDENTIFICATION AND SIZE ESTIMATION OF EUPHAUSIIDS
Norwegian fishery inherently gives Norway a responsibility to contribute to the management of the marine ... the Antarctic Ocean to do investigations on euphausiids and other key components of the ecosystem ... behaviour, measure target strength in situ, and of course verify the acoustic measurements biologically ... . Krill were identified from the relative frequency response of a 6-frequency hull-mounted echo-sounder ...
Meeting Document : SG-ASAM-09/08 : Author(s): R. Korneliussen and G. Skaret (Norway)
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Growth of krill around the South Orkney Islands in 1989/90
Abstract: On the grounds of materials collected by biologists-02servers from October 1989 to June ... 1990 near South Orkney Islands the growth of males and females are characterized according to size ... distinguished. Period of the intensive growth of the males continued from December to April, and for the females ... 8-10 mm. The rate of growth for the males was higher among the small specimens and vice versa for ...
Meeting Document : WG-KRILL-93/36 : Author(s): V.I. Latogursky (Russia)
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Drawing on international experience to improve performance of CCAMLR tagging programs
Abstract: Mark-recapture methodologies are commonly used to inform the management of fisheries ... describe movement patterns relative to stock unit identification or to support spatial disaggregation of ... are unique, an evaluation of potential programme biases and corresponding information needs is ... presented. The paper focusses on the design and implementation of toothfish tagging programmes, but many of ...
Meeting Document : WG-SAM-12/26 : Author(s): S. Parker and S. Mormede (New Zealand)
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Spawning periods and locations of Champsocephalus gunnari in Subarea 48.3 (South Georgia and Shag Rocks): a review
Abstract: Analysis of recent commercial catch, research survey and larval data for mackerel ... evidence that spawning is protracted and occurs from January through to July. The majority of commercial ... fishing activities for this species take place to the northwest of South Georgia over 12 nautical miles ... unlikely to protect spawning aggregations of C. gunnari but could, inadvertently, increase the risk of ...
Meeting Document : WG-FSA-07/55 : Author(s): S. Clarke, M. Belchier and M.A. Collins
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EXPLORING THE ROBUSTNESS OF THE CURRENT TOOTHFISH SPP. HARVEST CONTROL RULES AND POTENTIAL EXPLOITATION RATE-BASED ALTERNATIVES
dynamics of toothfish spp. in the CCAMLR area. This model underpins a management strategy evaluation ... framework where the process of stock assessment, TAC calculation and implementation and potential changes in ... future toothfish productivity (continuous and regime-based) are all simulated. The robustness of the ... current harvest control rule employed for assessed stocks of toothfish spp. in the convention area is ...
Meeting Document : WG-SAM-09/14 : Author(s): R. Hillary (United Kingdom)
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Tracer trajectories from the western shelf of South Georgia: ship displacement data
the west of South Georgia. The data were collected over a six-week period during 1986. A distance ... is complex with no simple flow field. These data include a lot of complex process interactions ... . Particles getting onto the shelf become retained with little escape after a run of 100 days. Some of the ... trajectories are extremely complex. Particles to the north of the shelf can get up onto the shelf. Only those ...
Meeting Document : WS-Flux-94/10 : Author(s): E.J. Murphy, I. Everson and C. Goss (United Kingdom)
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New contributions to penguin monitoring to help underpin the development of feedback management approaches for the Antarctic krill fishery
Abstract: In this paper we provide a brief summary of new plans for the study of penguin ... penguin survival, demography and phenology. We describe the range of new methodologies that we will ... . These studies will inform our understanding of krill-eating penguins and have relevance to the ... development of various potential feedback management approaches for the krill fishery in the southwest ...
Meeting Document : WG-EMM-13/11 : Author(s): N. Ratcliffe, A. Fox, P. Fretwell, T. Hart and P. Trathan (United Kingdom)
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Correlation of sea-surface temperature (SST) with sea-ice concentration (SIC) between Subarea 48.6 and other areas such as Ross Sea, Weddell Sea
Abstract: Since the correlation of SST between Subarea 48.6 and Division 58.4.2 was reported in ... Namba et al. (WG-SAM-17/10), correlations of SIC between Subareas 48.6 and 88.1 (Ross Sea), Weddell Sea ... and the Sea offPeru were re-analyzed in this paper. There is some correlation of SIC between Subareas ... 48.6 and 88.1 with SST data from 2002-2019. In addition, the correlation of SST and SST shifted forward ...
Meeting Document : WG-FSA-2019/48 : Author(s): T. Namba, R. Sarralde, S. Somhlaba and J. Pompert
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A proposal to modify the boundaries of Statistical Division 58.5.2 to define William’s Ridge
Abstract: A proposal is submitted to suggest modifications to the boundaries of Division 58.5.2 ... and the creation of a new Division 58.5.3. The modified or new Divisions reflect more accurately the ... distribution of management units for toothfish in the region within and adjacent to the Convention Area. Author ... (s): Delegation of Australia Title: A proposal to modify the boundaries of Statistical Division ...
Meeting Document : SC-CAMLR-XXI/07 : Author(s): Delegation of Australia