Search results
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Observation of fishing operation and distributional behaviour of krill on a krill trawler off Wilkes Land during the 1985/86 season
operation was described in detail. Fish finder was most useful in detecting swarms while sonar was used to ... in different fishing areas. While catch per towing time reflects within-swarm density catch per day ... time and space may have difficulties in standardization when data from different vessels are to be used ...
Meeting Document : SC-CAMLR-VI/BG/35 : Author(s): T. Ichii (Japan)
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Analysis of anomalous CPUE data from data-poor exploratory fisheries
Insung No. 7 while participating in CCAMLR exploratory fisheries. The operational characteristics of ... these ships showed distinct differences to the other ships that have participated in longline toothfish ... fisheries in Divisions 58.4.1, 58.4.2 and subarea 48.6. These differences are reflected in CPUEs with large ...
Meeting Document : WG-FSA-12/07 : Author(s): Secretariat and Delegation of the Republic of Korea
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Draft Krill Fishery Report
summary of information related to the krill fishery in a similar format to the fishery reports that are ... completed for finfish fisheries in WG-FSA (www.ccamlr.org/node/75667). The Secretariat agreed to coordinate ... in content to a finfish Fishery Report. The following compilation of information on the krill fishery ... includes a report on krill fishing in the current season and a list of notifications for next season ...
Meeting Document : WG-EMM-14/58 : Author(s): Secretariat
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Light-mantled sooty albatross on Campbell Island, 1995–96: a pilot investigation
conducted on western Campbell Island in November 1995. An extrapolation from 292 nests counted on 19 km of ... coastline, more than 77 seen on offshore islands, and 32 found in four inland areas, suggests that there ... were at least 1600 nests on the island in 1995-96. Standard vantage points were established for future ... index counts. Sixty nests were monitored, and 50% were still successfully rearing chick in January ...
Meeting Document : SC-CAMLR-XVII/BG/09 : Author(s): Delegation of New Zealand
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Population variability of biological parameters of penguins along the Antarctic Peninsula
parameters and factors affecting penguins biology along the Antarctic Peninsula is presented in order to ... contribute to the general knowledge of penguin biological variation, to generate a data baseline in the ... parameters, higher abundance of ectoparasites and a higher stress in northern populations. Contaminant levels ... and genotoxic damage are associated with human activity mostly located in the northern populations as ...
Meeting Document : WG-EMM-2019/72 : Author(s): A. Barbosa
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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
correlated (>0.6). Criteria for inclusion of parameters in the indices are discussed when parameters are ... statistical procedure adopted by WG-EMM in 1996 for identifying anomalies in CEMP parameters. The power of the ... appeared in the data. An alternative procedure, using estimates of the mean and variance of baseline time ... in CCAMLR. File: 06delamare-constable.pdf ... correlated (>0.6). Criteria for inclusion of parameters in the indices are discussed when parameters are ... statistical procedure adopted by WG-EMM in 1996 for identifying anomalies in CEMP parameters. The power of ... values have appeared in the data. An alternative procedure, using estimates of the mean and variance of ... for application in CCAMLR. Description d'une methode susceptible de combiner les donnees collectees ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Author(s): de la Mare, W.K. and A.J. Constable
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Estimates of circumpolar abundance of Antarctic krill based on recent acoustic density measurements
tonnes- at the low end of values that have been suggested in the past. The differences between our ... . Additionally, the current precautionary catch limits in the South Atlantic are set using a superseded acoustic ... survey of the South Atlantic in January 2000 may result in an effective biomass which is greater than the ... value used in the past. The seasonal and local consequences of large catch limits will have to be taken ... that have been suggested in the past. The differences between our estimates and others can be ... precautionary catch limits in the South Atlantic are set using a superseded acoustic target strength which has ... effectively underestimated the krill biomass by a factor of three, so the new survey of the South Atlantic in ... January 2000 may result in an effective biomass which is greater than the value used in the past. The ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 87–99 : Author(s): Nicol, S., A.J. Constable and T. Pauly
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Best practice seabird by-catch mitigation for Spanish-rig longline vessels with emphasis on line weighting regimes
Abstract: The Spanish system is used in a range of demersal and semi-pelagic longline fisheries ... autoline vessels, that are effective in reducing the mortality of white-chinned petrels, one of the world’s ... differences in sink rates between traditional Spanish system line weights (netting bags of rocks) and ... elliptically-shaped steel weights. In the vessel charter experiment there was a statistically significant ...
Meeting Document : WG-FSA-06/22 : Author(s): G. Robertson (Australia), C.A. Moreno (Chile), B. Wienecke (Australia), P. Gandini (Argentina), G. McPherson (Australia) and J.-P. Seco Pon (Argentina)
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SC-CAMLR-XXI
Ridge Delegation of Australia SC-CAMLR-XXI/BG/01 Catches in the Convention Area in the 2000/01 and 2001 ... Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 2001 winter and the 2002 ... fur seal Arctocephalus gazella in man-made debris at Signy Island, South Orkney Islands 2001/02 ... Kingdom report on data relating to the assessment and avoidance of incidental mortality in the Convention ...
Meeting
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)
significant loss of information. Pooling the ALKs in this way meant that all commercial catch data could be ... account uncertainty due to haul-level variability in catch-at-length proportions, ALK sampling error and ... predictions of numbers-at-age and proportions-at-age. In other work, this matrix was found to depend on the ... catches and catch-at-age data for additional sub-fisheries (2 longline, 1 trawl) and pot fishing in the ...
Meeting Document : WG-FSA-09/20 : Author(s): S.G. Candy and D.C. Welsford (Australia)