Search results
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A comparison between the estimated density of krill from an acoustic survey with that obtained by scientific nets on the same survey
was found between the two data sets. Several orders of magnitudes were seen in the range of variation ... , excluding sites where krill represented less than 90% of the catch. This reduction in variation was thus ... the two data sets. Several orders of magnitudes were seen in the range of variation between acoustic ... where krill represented less than 90% of the catch. This reduction in variation was thus largely ...
Meeting Document : WG-EMM-97/43 : Author(s): Pauly, T., Higginbottom, I., Hosie, G., de la Mare, W.K., Nicol, S.
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Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in CCAMLR areas (Division 58.5.2 west of 79°20'E)
exploratory fisheries for Dissostichus spp. in CCAMLR areas (Division 58.5.2 west of 79°20039;E) Approval ... . in CCAMLR areas (Division 58.5.2 west of 79°20'E) ...
Meeting Document : CCAMLR-XXII/19 : Author(s): Delegation of Argentina
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Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the South Atlantic
covered at night (47%) was the same. Mean (31- 34 km/h) and maximum (80 km/h) flight velocities were ... extensively. Most locations were between 30° to 55 °W and 52 °to 60 0W around South Georgia/Shag Rocks ... at night (47%) was the same. Mean (31 - 34 km/h) and maximum (80 km/h) flight velocities were similar ... locations were between 30° to 55 °W and 52 °to 60 0W around South Georgia/Shag Rocks and south to the South ...
Meeting Document : WG-FSA-99/20 : Author(s): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)
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Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the south Atlantic
at night (47%) was the same. Mean (31–34 km/h) and maximum (80 km/h) flight velocities were similar during ... locations were between 30° to 55°W and 52° to 60°W around South Georgia, Shag Rocks and south to the South ... (47%) was the same. Mean (31–34 km/h) and maximum (80 km/h) flight velocities were similar during both ... between 30° to 55°W and 52° to 60°W around South Georgia, Shag Rocks and south to the South Orkney Islands ...
Meeting Document : WG-FSA-01/25 : Author(s): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)
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Evaluation of de la Mare’s composite standardised index for generating a simple time-series summary of many long-term datasets on Antarctic predators: consequences of missing values and criteria for inclusion of predator parameters
0.3. If this criterion is met then these results indicate that a time series of 3 years for the full ... 0.3. If this criterion is met then these results indicate that a time series of 3 years for the full ... on Antarctic predators. The value of the index in a given year is dependent on the specific parameters present ... in that year. In this respect, the robustness of the index is dependent on that subset of parameters being ...
Meeting Document : WG-EMM-98/45 : Author(s): A. Constable (Australia)
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Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in CCAMLR areas (Divisions 58.5.1, 58.5.2 east of 79°20'E)
exploratory fisheries for Dissostichus spp. in CCAMLR areas (Divisions 58.5.1, 58.5.2 east of 79°20039 ... . in CCAMLR areas (Divisions 58.5.1, 58.5.2 east of 79°20'E) ...
Meeting Document : CCAMLR-XXII/20 : Author(s): Delegation of Argentina
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Discrimination of two species of grenadier (Gadiformes, Macrouridae), Macrourus whitsoni and M. caml, in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2) on the basis of otolith morphometrics
Abstract: Two species of grenadier are predominatly taken as bycatch in the Ross Sea region ... fish taken as bycatch in the Ross Sea on New Zealand fishing vessels in the 2011–12 fishing year were ... used to test whether the otoliths of the two species can be discriminated. Samples of both species ... in the sample were 34.5–81.5 cm TL and 11.0–30.0 cm PAL. Both males and females were included in the sample ...
Meeting Document : WG-FSA-14/63 : Author(s): M.H. Pinkerton, C. Ó Maolagáin, J. Forman and P. Marriott (New Zealand)
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On dispersion of different pelagic organisms, forming Antarctic backscattering in South Sandwich subarea during January–February 2000
groups of pelagic organisms. One can reveal, basing on the results of surveying, the influence of water ... organisms. One can reveal, basing on the results of surveying , the influence of water mass type ... 80-90m layer, high densities of myctophid fish are observed within the whole depth range of 0-350m ... waters. Though krill and zooplankton major biomasses are concentrated in upper 80-90m layer, high ...
Meeting Document : WG-EMM-01/61 : Author(s): S.M. Kasatkina and A.P. Malyshko (Russia)
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Assessing data requirements for tag-based estimates of local biomass in data-poor and exploratory fisheries
of achieving the same level of accuracy to 80%, a minimum of 20 tagged fish recaptures were required when ... the same level of accuracy to 80%, a minimum of 20 tagged fish recaptures were required when approximately ...
Meeting Document : WG-SAM-17/13 : Author(s): L. Robinson, P. Burch and K. Reid
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Intra-archipelago moult dispersion of southern elephant seals at the Prince Edward Islands, southern Indian Ocean
-tagged seals were yearlings or subadults, and all but one were hauled out at PEI for the annual moult ... seals were yearlings or subadults, and all but one were hauled out at PEI for the annual moult ... probabilities (considering all haulout phases) was 58% per annum for the MI seals seen at PEI, and 80 ... of mark–recapture models. When multiple sightings during any year are treated as a single sighting ...
Meeting Document : WG-EMM-10/P16 : Author(s): W.C. Oosthuizen, M.N. Bester, P.J.N. de Bruyn and G.J.G. Hofmeyr