Resultados de la búsqueda
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An acoustic survey of Antarctic krill on the South Georgia shelf, CCAMLR Subarea 48.3, in January 1992
estimates. The results were partitioned by depth to remove deep echoes that were thought to be mostly due to ... other scatterers. A threshold at one frequency was used to remove noise and any echoes too weak to be ...
Meeting Document : WG-EMM-96/42 : Autor(es): Everson, I., Goss, C.
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THE SELECTION OF TRIPS BASED ON DATA METRICS FOR THE ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
trips were used to define a range for various data quality metrics considered to be informative with ... recoveries and where tags released on the trip must be captured at an above median rate, the resulting ...
Meeting Document : WG-FSA-09/35 : Autor(es): D.A.J. Middleton (New Zealand)
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DOWN-SCALING FOOSA TO MODEL THE ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS
helps to explain trends in adult abundance. From a bottom-up perspective, there appears to be a trade ... -recruitment dynamics suggest that understanding predatory effects on juveniles may be fundamental for ...
Meeting Document : WG-EMM-08/51 : Autor(es): J.T. Hinke, G.M. Watters and W.Z. Trivelpiece (USA)
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COMPARISON OF THE BIOMASS OF ANTARCTIC KRILL, (EUPHAUSIA SUPERBA), AROUND THE SOUTH SHETLAND AND SOUTH ORKNEY ISLANDS IN THREE YEARS: 1999, 2000 AND 2008
may be useful in deriving biomass estimates for the South Orkney Islands in 1999. We use a simple ... results are promising and suggest that where possible future data, derived from ancillary studies, can be ...
Meeting Document : WG-EMM-08/26 : Autor(es): C. Reiss and A. Cossio (USA)
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FISHING ACTIVITY AND SEABIRD-VESSEL ATTENDANCE NEAR THE NORTHERN ANTARCTIC PENINSULA
objective was to assess whether seabirds exhibited differing levels of attendance that may be attributed to ... direction) and discards of fish and offal to determine whether they could be used to explain variability in ...
Meeting Document : WG-FSA-08/11 : Autor(es): Jarrod A. Santora and Kimberly S. Dietrich (USA) and Darci Lombard (Canada)
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CLASSIFICATION GUIDE FOR POTENTIALLY VULNERABLE INVERTEBRATE TAXA IN THE ROSS SEA LONG-LINE FISHERY
to be taken when evidence of a Vulnerable Marine Ecosystem (VME) is encountered in the course of ... for easy reference. Once classified, these observations can be used for monitoring evidence of a ...
Meeting Document : WG-FSA-08/19 : Autor(es): S. Parker, D. Tracey, E. Mackay, S. Mills, P. Marriott, O. Anderson, K. Schnabel, D. Bowden and M. Kelly (New Zealand)
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CONVENORS’ REPORT OF THE WG-IMAF WORKSHOP
recommendations from the workshop to be considered by WG-IMAF are: o revised terms of reference for WG-IMAF to ... appropriate but should be kept under annual review; and o medium term functions for WG-IMAF to address as ...
Meeting Document : WG-FSA-08/65 : Autor(es): K. Rivera and N. Smith (Co-conveners of ad hoc WG-IMAF)
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RECRUITMENT AND BODY SIZE IN RELATION TO TEMPERATURE IN JUVENILE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) AT SOUTH GEORGIA
inter-annually and was found to be inversely correlated with the sea surface temperature (SST ... understanding of recruitment variability holds great interest for fisheries managers and could be used refine ...
Meeting Document : WG-FSA-08/P02 : Autor(es): M. Belchier and M.A. Collins
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Seabird interaction with long-lining operations for Dissostichus eleginoides around South Georgia, April and May 1994
vessel; giant petrels also may be disproportionately affected, at least in relation to the size of their ... mortalities but may be less effective during calm weather, intense feeding activity by seabirds, or when ...
Meeting Document : WG-IMALF-94/15 : Autor(es): J.R. Ashford, J.P. Croxall (United Kingdom), P.S. Rubilar and C.A. Moreno (Chile)
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On problem of natural subdividing of Antarctic krill’s geographic area (an application to the monitoring of fishing)
membership crustacean to that or another stock on the basis of recent knowledges. Problem may be solved, if ... new multidisciplinar surveys will be undertaken. These expeditions should get information on spatial ...
Meeting Document : WG-KRILL-93/37 : Autor(es): R.R. Makarov and L.L. Menshenina (Russia)