Search results
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Comparison of catches for toothfish in 58.4.1, 58.4.2, and 48.6 from vessels with anomalous CPUE
vessels in data-poor exploratory fisheries (Delegation of Korea 2013). That paper requested that the data ... in data-poor exploratory fisheries (Delegation of Korea 2013). That paper requested that the data ... in the assessment of a stock. In 2013, Korea held a workshop on the anomalous CPUE data reported from some Korean ... taken. For the purposes of developing an alternative catch history for these SSRUs, we use these data ...
Meeting Document : WG-FSA-13/57 Rev. 1 : Author(s): A. Dunn, B.R. Sharp (New Zealand), C. Darby (United Kingdom) and O.R. Godø (Norway)
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
) in the krill fishery around South Georgia, and on mitigation methods that were being developed and deployed ... , Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella) in the krill fishery around ... Paper Title: Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3 ... to avoid fur seal deaths in the fishery. WG-EMM requested that the UK provide further details ... . The data submitted to CCAMLR by those krill vessels operating in South Georgia did not contain records ... easily, and an additional Table 1: Observer coverage during the 2004 krill fishery. VUT – Vanuatu; KOR ... Association. 2004. Miti- gation measures of fur seal entanglement by Japa nese krill vessels. Document WG-FSA ... (2005): 195–205 195 SEAL MITIGATION MEASURES ON TRAWL VESSELS FISHING FOR KRILL IN CCAMLR SUBAREA ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Author(s): Hooper, J., J.M. Clark, C. Charman and D. Agnew
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13
the revised data selection method (R2), using a logistic selectivity for the northern fishery (R3), down ... the revised data selection method (R2), using a logistic selectivity for the northern fishery (R3), down ... . These are the data in which we have the highest degree of confidence for this fishery, due to improvements in tagging ... -weighting the age data (R4), and having annual age length keys in the north (R5). The stock assessment has ...
Meeting Document : WG-FSA-13/52 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Assessments of by-catch in trawl fisheries at Heard and MacDonald Islands
caught as by-catch in the commercial trawl fisheries in the Heard Island area (Statistical SubArea 58.5.2 ... undertaken with the aim of examining the potential for the commercial trawl fisheries to significantly affect ... species were estimated using the generalised yield model developed for WG-FSA, based on survey data ... by-catch provisions in CCAMLR to ensure the status of these species is not affected by these fisheries ...
Meeting Document : WG-FSA-97/30 : Author(s): de la Mare, W.K., Williams, R., Constable, A.
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Hydrological conditions and characteristics of icefish (Channichthyidae) distribution on the South Georgia shelf in 1986/87
, commercial fisheries and biological data for 1986/87. File: 01-Shnar-and-Shilbanov.pdf ... summaries and analyses of hydrographic, commercial fisheries and biological data for 1986/87. ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 3–14 : Author(s): Shnar, V.N. and V.I. Shlibanov
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Methodological aspects of the International Synoptic Krill Survey in Area 48, 2019
Abstract: The effect of differences in the methodology used for the CCAMLR 2000 krill acoustic ... , and 3) the effect of krill discrimination method. Surveying during the day only produced a 6% increase ... in the standing stock estimate and the trawl selectivity between vessels had minimal effect on the krill length ... distributions. The choice of krill discrimination method had a marked effect on the per-stratum biomass ...
Meeting Document : SG-ASAM-2019/10 : Author(s): G. Macaulay, G. Skaret, T. Knutsen and B. Krafft
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Assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005-2014
Abstract: We made two sensitivity runs of age-structured and two fisheries (≥1300 m and < 1300 ... the data from fish tagged in 2012. The likelihood profiles for tagged fish released in 2012 for ELAN_1 ... of research block. This is why the removal of 2012 tag release data boosted the MPD estimate of B0 in ELAN_2 ... model. The selectivity of the shallow fishery is poorly estimated in MCMC runs for ELAN_1 model ...
Meeting Document : WG-SAM-15/24 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Antarctic ecosystem management
Abstract: This document describes a framework within which an initial strategy could be developed ... particularly, practical approaches are suggested for managing the exploitation of krill and fish in accordance ... any indirect impact that might arise through the exploitation of either krill or fish ... This document describes a framework within which an initial strategy could be developed ...
Meeting Document : WG-DCH-84/03 : Author(s): D.S. Butterworth (South Africa)
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Draft MPA Report for the South Orkney Islands, Subarea 48.2; Part of CCAMLR MPA Planning Domain 1, Western Peninsula – South Scotia Arc
is through the appropriate combination of scientific data and fisheries data derived from a range of sources ... measures is through the appropriate combination of scientific data and fisheries data derived from a range ... that others that have appropriate data and expertise might help develop the MPA Report, so that it delivers ... appropriate data and expertise might help develop the MPA Report, so that it delivers the information ...
Meeting Document : WG-EMM-13/10 : Author(s): P. Trathan and S. Grant (United Kingdom)
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A review of the diet and at-sea distribution of penguins breeding within the CAMLR Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop) Abstract / Description: Managing fisheries ... Convention Area, the methods used to collect these data and the uncertainties inherent in them. The review ... Managing fisheries in an ecologically sensitive manner demands that catches do not depress stocks ... that breed in the CAMLR Convention Area, the methods used to collect these data and the uncertainties ... , especially harvested species such as Antarctic krill (Euphausia superba) within each of the management ... environment. This facilitates spatially explicit fisheries management that minimises the spatial overlap ... between predator food consumption and fishery catches. The bioen- ergetics models that produce estimates ... of total prey consumption require data on the number of indi- viduals in a population, the energetic ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Author(s): Ratcliffe, N. and P. Trathan