Search results
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Validating the Gasco-method for depredation estimation in Subarea 48.3
model estimation of the lost catch. A new method was developed in 2014 that used an observed change in ... method performed similarly to the established method both in estimating total losses, and identifying ... estimation in Subarea 48.3 Approval: Approved Secretariat Workflow Status: Content Approved Delegation ...
Meeting Document : WG-SAM-16/32 : Author(s): M. Söffker and T. Earl
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A by-catch guide for commonly caught species in CCAMLR longline and trawl fisheries
to develop a bycatch guide for commonly caught fish and skate species in CCAMLR longline and trawl ... caught in the CCAMLR krill fishery. The Secretariat thanks members for access to materials, and for ... reviewing the draft version of this guide. Additionally, images in this guide have been provided for the ... . Author(s): CCAMLR Secretariat Title: A by-catch guide for commonly caught species in CCAMLR longline ...
Meeting Document : WG-FSA-16/17 : Author(s): CCAMLR Secretariat
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Preliminary report on invertebrate by-catch in research blocks 58.4.1, 58.4.2, 54.4.3a and 58.4.4b
published in 2013. Here we report on VME bycatch in research blocks 58.4.1, 58.4.2, 54.4.3a and 58.4.4b. We ... also compared gear types in terms of number of VME units collected. We suggest that taxonomic diversity ... invertebrate by-catch in research blocks 58.4.1, 58.4.2, 54.4.3a and 58.4.4b Approval: Approved Secretariat ...
Meeting Document : WG-FSA-18/51 : Author(s): M. Eléaume, C. Chazeau, A. Martin and J. Blettery
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Monitoring vessel traffic in the Ross Sea Region MPA
activities on Antarctic marine living resources (AMLR) in or transiting the area are encouraged to inform the ... in December 2017, the United States proposes for consideration by Members, options to ensure ... effective and efficient monitoring of vessel traffic in the MPA, as per CM 91-05, paragraph 24. Author(s ... ): Delegation of the USA Title: Monitoring vessel traffic in the Ross Sea Region MPA Microsoft Word File: e-cc ...
Meeting Document : CCAMLR-XXXVI/23 : Author(s): Delegation of the USA
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Some properties of diagnostics of GLMM model tuning for standardising CPUE indices in the Area 48 using the CCAMLR fishery statistics database
Abstract: The data of krill fishery in Subarea 48 for 1986 – 2008 presented to CAMLR database by ... Tweedie’s distribution satisfactorily describes the set of data collected in Subareas 48.1, 48.2 and 48.3 ... of krill hauls in the CAMLR database for 1986 – 2008. It was shown that extremely high CPUE values ... » outliers by different fleets (countries) in the Subareas 48.1-48.3 were analyzed. The procedures of CPUE ...
Meeting Document : WG-EMM-11/44 : Author(s): P. Gasyukov and S. Kasatkina (Russia)
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Evaluation of VME taxa classification by scientific observers from New Zealand vessels in the Ross Sea Antarctic toothfish longline fishery during the 2009/10 season
Abstract: Conservation Measure 22-07 (2008) requires vessels fishing in the Ross Sea (and most ... Observers from four vessels in the Ross Sea Antarctic toothfish longline fishery during the 2009-10 season ... for most groups, the observer classifications were reasonably precise (88% accuracy). Some problems in ... samples). In the Echinodermata group, brittle stars (a non-VME taxon) were sometimes recorded as snake ...
Meeting Document : TASO-10/10 : Author(s): D.M. Tracey, M.E. Carter and S.J. Parker (New Zealand)
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Sources of variance in studies of krill population genetics
Abstract: There is a long-term interest in the population genetics of Antarctic krill species ... resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ... structure. More recent investigations using sequence variation in mitochondrial DNA (mtDNA) did indicate ... variance attributable to differences between regions. Genetic differentiation between stocks of krill in ...
Meeting Document : WG-EMM-01/12 : Author(s): S.N. Jarman and S. Nicol (Australia)
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An acoustic survey of Antarctic krill on the South Georgia shelf, CCAMLR Subarea 48.3, in January 1992
Abstract: Acoustic surveys designed to assess krill abundance are costly in time and money, so ... the opportunity was taken in 1992 to produce a krill biomass estimate as a by-product of a fish stock ... Georgia. The appearances of echoes on echo charts were used to decide which echoes to include in krill ... ) echoes from larger scatterers. The data in the krill-size subset has been converted to density estimates ...
Meeting Document : WG-EMM-96/42 : Author(s): Everson, I., Goss, C.
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Fatty acids composition of spiny icefish Chaenodraco wilsoni in the Bransfield Strait and its implication to local food availability
to the high-Antarctic of the Southern Ocean, including the Bransfield Strait. The water mass in the ... Strait is complex, with warm, low-salinity surface waters found in the western and northern BS and colder ... monounsaturated fatty acids (MUFAs), and eight polyunsaturated fatty acids (PUFAs). The significant difference in ... (TBW) and the Transitional Zonal Water with Weddell Sea influence (TWW) in the Bransfield Strait. C ...
Meeting Document : WG-FSA-18/76 : Author(s): Q.Y. Yang, G.P. Zhu and K. Reid
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Implementation and preliminary results from the synoptic krill survey in Area 48, 2019 conducted by the Chinese krill fishing vessel Fu Rong Hai
48, the Chinese krill fishing vessel Fu Rong Hai conducted the survey in the Subarea 48.1 from 2 ... generally following the procedures applied in the CCAMLR 2000 survey analyses, and estimates of krill ... relatively higher than the estimates of the CCAMLR2000 survey in the same area. Main objective of the present ... the Chinese vessel, and further cooperated analysis on the survey data might be done in the upcoming ...
Meeting Document : WG-EMM-2019/43 : Author(s): X. Wang, X. Zhao, B. Zou, G. Fan, X. Yu, J. Zhu, J. Zhang and Y. Ying