Search results
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A perspective on steepness, reference points, and stock assessment
Abstract: We provide a perspective on steepness, reference points for fishery management, and ... are fixed when steepness and other life history parameters are fixed in stock assessments using a ... construct a prior for steepness. Ways out of the difficult situation raised by fixing steepness and life ... history parameters include not fixing them, using a more complicated stock–recruitment relationship, and ...
Meeting Document : WG-FSA-14/P05 : Author(s): M. Mangel, A.D. MacCall, J. Brodziak, E.J. Dick, R.E. Forrest, R. Pourzand and S. Ralston
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A BALANCED MODEL OF THE FOOD WEB OF THE ROSS SEA, ANTARCTICA
Abstract: We present a quantitative food web of the Ross Sea as a step towards investigating ... the base. A survey of the available literature and both published and unpublished data provided an ... , and a method is described to adjust the initial parameter set to give a balanced model taking into ... small demersal fishes, implying a potential for the fishery to affect these prey through trophic ...
Meeting Document : WG-EMM-09/42 : Author(s): M.H. Pinkerton, J.M. Bradford-Grieve and S.M. Hanchet (New Zealand)
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A proposal for streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources
Abstract: The work of the Scientific Committee is expanding with a duplication of many functions ... in the two working groups and subgroups. There is also a need to give time to emerging issues for ... marine protected areas in a CCAMLR context and the development and evaluation of management strategies ... develop a work program that does not require all issues to be addressed every year. The Working Groups are ...
Meeting Document : SC-CAMLR-XXIV/BG/30 : Author(s): Delegation of Australia
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A preliminary assessment of age and growth of eel cod (Muraenolepis sp.) and violet cod (Antimora rostrata) in the Ross Sea, Antarctica
samples were not identified to species. However, they were obtained from a relatively confined areal and ... depth range, so probably comprise a single species. They are relatively short-lived, with a maximum ... ., 42.8 cm TL; K, 0.408 y-1; t0,-0.1 years. Violet cod are relatively long-lived, with a maximum estimated ... cm TL; K, 0.053 y-1; t0, 0.1 years. Author(s): P.L. Horn and C.P. Sutton (New Zealand) Title: A ...
Meeting Document : WG-FSA-10/19 : Author(s): P.L. Horn and C.P. Sutton (New Zealand)
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Revisiting CCAMLR’s Approach to Management – A compendium of papers that explores the implementation of the CAMLR Convention
maintenance of a readily accessible record of CCAMLR’s history, progress and discussions across the fuller ... compendium may be a useful contribution to such a compilation and a useful resource for CCAMLR delegates at ... CCAMLR’s Approach to Management – A compendium of papers that explores the implementation of the CAMLR ...
Meeting Document : CCAMLR-XXXIV/BG/26 : Author(s): Submitted by ASOC
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016
the development of a marine protected area in the Weddell Sea planning area. In accordance with the ... /BG/11, /BG/12 and /BG/13). The Scientific Committee is invited to note that: Parts A and B of this ... . This further scientific work will ensure that Part C (together with Parts A and B) of the Scientific ... background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) will ...
Meeting Document : SC-CAMLR-XXXV/01 Rev. 1 : Author(s): Delegation of Germany
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Antarctic seafloor geomorphology as a guide to benthic bioregionalisation
regimes. Where more detailed data are available, shelf geomorphology provides a guide to the distribution ... of the shelf benthic communities recognised by a number of authors. For areas off the shelf, the ... geomorphic mapping method presented here rapidly provides a layer to add to benthic bioregionalisation using ... produce a meaningful benthic bioregionalisation for an area as poorly known as the Antarctic continental ...
Meeting Document : SC-CAMLR-XXVI/BG/27 : Author(s): Delegation of Australia
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Preliminary analyses of an ectoparasite Eubrachiella antarctica as a marker for stock discrimination of Antarctic toothfish in the Ross Sea
antarctica as a marker for stock discrimination of Antarctic toothfish in the Ross Sea. New Zealand Ministry ... copepod parasites were identified as female or male E. antarctica. D. mawsoni from 88.1H had a higher ... experience, but represent a regional difference in prevalence and intensity of E. antarctica on D. mawsoni ... a picture of toothfish movement over different time scales. The stability of this regional ...
Meeting Document : WG-FSA-06/28 : Author(s): P.J. Smith, A. McKenzie and L. Tubbs (New Zealand)
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A krill–predator–fishery model for evaluating candidate management procedures
uncertainty about how the krill-predator- fishery system operates. We describe a model designed to investigate ... and predation processes. The fishery is represented as a simultaneous and equal competitor for ... simulations. We present a range of performance measures that can be used to evaluate catch-allocation ... necessarily simplifies a complex system, it provides a flexible framework for investigating the roles of ...
Meeting Document : WG-EMM-05/13 : Author(s): G.M. Watters, J.T. Hinke (USA), K. Reid and S. Hill (United Kingdom)
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The use of electronic monitoring camera system for the toothfish fishery in CCAMLR Subarea 48.3: a study case to help CCAMLR
a reasonable figure/rate of line observation for each setting of the lines. A video recording system ... was installed on a longliner targeting toothfish in CCAMLR Subarea 48.3. This system provided 100% of ... totalling 31 hours and 57 minutes were observed and recorded. For hauling, a total of 53,403 hooks were ... by a scientific observer was compared with recorded video footage recorded by 3 different video ...
Meeting Document : WG-FSA-14/27 : Author(s): R.A. Benedet (United Kingdom)