Search results
-
Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?
simulations predicted that early life stages following the flow in the SPB would be transported to areas in ... (Dissostichus mawsoni) in the Southeast Pacific Basin (SPB) and Ross Sea, with a life history structured by the ... structuring of life stages consistent with transport pathways from the northern Ross Sea. Lagrangian particle ... along the shelf slope and back into the SPB where spawning adults are caught. These results suggest that ...
Meeting Document : WG-FSA-12/P02 : Author(s): J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna
-
The diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula
and it is suggested that they were ingested accidentally. Our results are in general agreement with ... , Nelson Island, in February 1991. Benthic organisms, chiefly fish, were found to be the main components ... those published for other Antarctic localities which indicate that P. atriceps is a benthic coastal ... feeder, with fish as its main food item. Author(s): R. Casaux and E. Barrera-Oro (Argentina) Title: The ...
Meeting Document : WG-CEMP-93/26 Rev. 1 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
-
Progress report on the scientific basis in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica)
comprehensive yet incomplete first version with chapters that have to be (further) developed or revised. The ... Abstract: With this working paper the Delegation of Germany calls attention to the background ... science, and additionally to present the results of the various preliminary scientific analyses that were ...
Meeting Document : SC-CAMLR-XXXIII/08 : Author(s): Delegation of Germany
-
Monitoring variability and change in the plankton communities of the Scotia Sea through Continuous Plankton Recorder surveys
, with abundance being far more variable than species composition within and between tows. In general ... . Of these, 715 samples have been analysed. A total of 245 taxa have been recorded, with abundance being far ...
Meeting Document : WG-EMM-16/29 : Author(s): G.A. Tarling, M.Z. Wootton, D.G. Johns, T.D. Jonas, E.J. Murphy and P. Ward
-
Report of the First Workshop on the Identification of Priority Areas for MPA Designation within Domain No. 1 (CCAMLR). Valparaiso 2012
was realized that some conservation objectives had a direct relationship with the feedback management ... for conducting the analysis; a concerted list of conservation objectives to be included in the ... analyses; a review of existing and missing data; a definition of the cost-layer to be included; a ... recommendation on the analysis and software to be used for aiding to identify priority areas for conservation ...
Meeting Document : WG-EMM-12/69
-
Assessment of escape mortality of Antarctic krill (Euphausia superba) in trawls
(Euphausia superba) that escape from the most common mesh size used in the current commercial fishery. The ... on the mortality rates found. A decrease in body length was also found significantly correlated with ... increased mortality rate. The escape mortality rate from experiment parallels and considered to be closest ... to a realistic catching process in a 16 mm mesh size, was found to be 1-6%. Krill may be more ...
Meeting Document : WG-EMM-14/14 : Author(s): B.A. Krafft (Norway) and L.A. Krag (Denmark)
-
Revised research longline fishing proposal for Dissostichus spp. in Subarea 48.2, second season
real scientific collaboration that could be implemented after 2018 season, which was welcomed by the ... recommendations adopted, coordination was achieved with the Delegation of Ukraine to develop research in the ... , operational agreements were reached. In addition, Chile expressed its interest to further discuss with Ukraine ... , with the assistance of the Secretariat, strategies to improve both proposals, and contribute with a ...
Meeting Document : WG-FSA-17/27 : Author(s): Delegation of Chile
-
Autoliners and seabird by-catch: do line setters increase the sink rate of integrated weight longlines?
column where seabird interactions are likely to be most intense. The results reveal that line setters ... Abstract: Line setters are used with integrated weight (50 g/m lead core, IW) by some autoline ... magazines of line set with and without a line setter using a paired treatment design. Sink rates of ... longlines set with and without a line setter were identical, including in the first few metres of the water ...
Meeting Document : WG-FSA-07/13 : Author(s): G. Robertson (Australia), J. Williamson, M. McNeill (New Zealand), S. Candy (Australia) and N. Smith (New Zealand)
-
INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS
an effective sample size (ESS) that can be used as the nominal multinomial sample size. The method ... observations that contribute to the objective function via a multinomial likelihood. The multinomial likelihood ... accounts for both the variation associated with sub-sampling of the random length frequency (LF) sample for ... Monte Carlo multinomial replicates of the observed age length key (ALK) with each ALK used to generate a ...
Meeting Document : WG-SAM-09/08 : Author(s): S.G. Candy (Australia)
-
A krill–predator–fishery model for evaluating candidate management procedures
simulations. We present a range of performance measures that can be used to evaluate catch-allocation ... well as fishery performance. This evaluation must be conducted in the context of considerable ... transport of krill between these areas. Krill and predator population dynamics are implemented with coupled ... uncertainty, and structural uncertainty can be assessed by comparing and merging results from multiple such ...
Meeting Document : WG-EMM-05/13 : Author(s): G.M. Watters, J.T. Hinke (USA), K. Reid and S. Hill (United Kingdom)