Resultados de la búsqueda
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Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
survey combined with a number of identification hauls might be the most promising approach to estimating ... part of a subarea is commonly estimated from surveys that target a number of species, including N ... . rossii, at the same time. These surveys are conducted under the assumption that the target fish species ... violated in the case of N. rossii, which is non-randomly distributed such that a large proportion of the ... abundance of the species, it is suggested that an acoustic survey combined with a number of identifi cation ... . To estimate the biomass of a range of species with similar precision, one has to assume that the ... Tershy, 1998; Goebel et al., 1998, 2003; Daneri and Carlini, 2001). From these investigations it may be ... : hauls with large catches tend to occur in small areas that are consistent between years while hauls ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Autor(es): Kock, K.-H., M. Belchier and C.D. Jones
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e-cc-ix-a4.pdf
... Note 1 to the Accounts and conform with International Accounting Standards’ and that ‘The statements ... accordance with the Regulations.’ 4. The Committee noted that there were no qualifications to the ... Financial Statements by the Auditor and agreed that in accordance with Financial Regulation 12.1, the ... EXTERNAL AUDITOR 5. Financial Regulation 11.1 requires that the external auditor shall be the Auditor
application/pdf attached to:SCAF-90
Meeting Report : SCAF-90
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e-cc-viii-aD.pdf
... accordance with the Regulations.’ 4. The Auditor also reported that the Statements accorded with ... statements by the Auditor. 5. The Committee agreed that in accordance with Financial Regulation 12.1, the ... Committee was reminded that a budget provision may be required for the publication of a handbook by the ... Standing Committee on Observation and Inspection. It is expected that further advice will be available on
application/pdf attached to:SCAF-89
Meeting Report : SCAF-89
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Descriptive analysis of acoustic data collected during the 2003 exploratory fishery for toothfish in the Ross Sea
recordings could be compared with longline catches. Data quality was generally good. Of the 84 line ... deadzone would be over 50 m high for a sea-bed with a slope of 20º. The problem of the acoustic deadzone ... , the inability of the acoustics to ‘see’ close to the bottom is a major limitation that could only be ... recordings, 68 were considered suitable for acoustic analysis. Poor data quality was associated with strong ...
Meeting Document : WG-FSA-03/28 : Autor(es): R.L. O’Driscoll and G.J. Macaulay (New Zealand)
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WG-EMM-06
southwest Indian Ocean sector of the Southern Ocean (CCAMLR Division 58.4.2) S. Nicol, S. Kawaguchi, T ... Kingdom), T. Knutsen (Norway), D. Agnew (United Kingdom) and S.A. Iversen (Norway) WG-EMM-06/19 Further ... . Trivelpiece, G.M. Watters and W.Z. Trivelpiece (USA) WG-EMM-06/22 KPFM2, be careful what you ask for – you ... krill maturity cycle: a conceptual description of the seasonal cycle in Antarctic krill S. Kawaguchi, T ...
Meeting
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Archival and satellite-linked data recorders
recorders are deployed on freely swimming animals and gather data on aspects of an animal’039;s diving ... behaviour. The records can be recovered in one of two ways: the data recorder must either be recovered ... intact, or the data recorder must be capable of disseminating its data via a radio link, such as the ... ARGOS satellite system. Recorders can be further subdivided into raw-data and processed-data recorders ... animal is hauled out onto a beach or ice-floe. The instruments can also be equipped with a' temperature ... recorders discussed in the previous section is that they must be recovered. Satellite-linked recorders ... . The transmission requirements of the ARGOS system require that 1 watt transmissions be used. This ... should thus spend at least five minutes at the surface or take short dives so that transmissions can be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 475-493 : Autor(es): Hill, R.D.
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Antarctic ecosystem management
. With regard to interim management action, it is recommended that (a) management areas should be ... Abstract: This document describes a framework within which an initial strategy could be developed ... in accordance with the objectives and requirements of Article II of the Convention for the ... models, are necessary for assessing any indirect impact that might arise through the exploitation of ...
Meeting Document : WG-DCH-84/03 : Autor(es): D.S. Butterworth (South Africa)
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Implanted identification tags in penguins: implantation methods, tag reliability and long-term effects (draft version)
Ad61ie penguins (Pygoscelis adeliae) over five seasons to be consistently higher than that of birds ... birds may actually be lower than that of untagged populations. Migration of tags away from the injection ... with iodine or alcohol. The problem of tag migration is yet to be quantified and may be more difficult ... alternative to flipper banding, but users should be aware that these identification markers may not be ...
Meeting Document : WG-EMM-Methods-96/08 : Autor(es): Kerry, K., Clarke, J.
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e-sc-xxxi-a04.pdf
... area, the expectation would be that the survey was operated with the same intensity of sampling effort ... acoustic data 2.1 The Subgroup discussed the type of research studies that could be undertaken using ... absolute krill abundance estimate that could be used as part of a stock assessment process was tractable ... . Furthermore, there was considerable additional information that could be provided by acoustic data that could
application/pdf attached to:SG-ASAM-12
Meeting Report : SG-ASAM-12
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Preliminary results on by-catch of fishes caught by the fishery vessel Chiyo Maru No. 3 to the north of the South Shetland Islands (February to March, 1996)
occurred in hauls with lower krill CPUE. Author(s): Ichii, T., Kawaguchi, S., Naganobu, M. Title ... in 41 hauls. Notothenioid juveniles were found in 30 hauls carried out in waters with a depth of 87 ... in 11 hauls operated at some distance from the shelf, in the offshore waters with a depth of 275 ... -1780m (average 1006m). Notothenioid juveniles never caught with bathypelagic fish species in all hauls ...
Meeting Document : WG-EMM-96/52 : Autor(es): Ichii, T., Kawaguchi, S., Naganobu, M.