Resultados de la búsqueda
-
Marine Protected Areas in the Southern Ocean: update on current status of designated areas
Abstract: The development of a representative system of Antarctic marine protected areas (MPAs ... (ASMAs) with both marine and terrestrial components (all located south of 60°S). A further 3 MPAs have so ... is currently limited and further areas will need to be designated in order to achieve a more ... representative system. The information compiled here provides a baseline against which additional proposed areas ...
Meeting Document : WS-MPA-11/19 : Autor(es): S.M. Grant and P.N. Trathan (UK)
-
PREDICTING THE VULNERABILITY OF BRYOZOANS AND SPONGES TO DISTURBANCE USING LIFE-HISTORY CHARACTERISTICS
form important biogenic habitat in the Southern Ocean. Data were extracted from a global database of ... life-history characteristics. Bryozoans showed a strong negative relationship between growth rate and ... age and a strong positive relationship between growth rate and temperature. A multiple regression ... disturbance. Demosponges showed a strong positive relationship between maximum size and age while there were ...
Meeting Document : WS-VME-09/12 : Autor(es): Martin-Smith, K.
-
Performance of an acoustic sonde design
is widely recognized. At a U.S. GLOBEC workshop in 1991, one of the considered problems was measuring ... . Here, a specific design is evaluated: ten more or less standard, approximately logarithmically spaced ... frequencies are chosen. Each frequency represents the resonant condition of a circular piston transducer with ... strength is treated as a parameter, with investigated values from-130 to-50 dB. Performance assessment for ...
Meeting Document : WG-EMM-95/09 : Autor(es): Foote, K.G.
-
Extending ecological monitoring to underpin the development of feedback management approaches for the Antarctic krill fishery
Abstract: CCAMLR has agreed to consider and develop a feedback management approach for the krill ... fishery. Such a management approach may also require the development of a new or extended monitoring ... of the issues associated with the development of a new monitoring programme, outlining one possible ... that it can agree a way forward and make best use of the recently established CEMP Fund. Author(s ...
Meeting Document : WG-EMM-12/04 : Autor(es): P.N. Trathan (UK), H.J. Lynch (USA), C. Southwell (Australia), P.T. Fretwell (UK), G. Watters (USA) and N. Ratcliffe (UK)
-
An initial analysis of data provided from the deployment of scientific observers in the krill fishery
Abstract: An analysis of the observer data provided from the krill fishery was undertaken using a ... range of complementary methods of data quality control and variance investigation. A sample pooling ... scales and indicated that krill hauled in a given month/season/area were similar enough to be pooled to ... statistically significant and a made a substantial contribution to the overall random variation. Recommendations ...
Meeting Document : WG-EMM-12/60 : Autor(es): S. Thanassekos (CCAMLR Secretariat), S. Candy (Australia), E. Appleyard (CCAMLR Secretariat), S. Kawaguchi (Australia) and K. Reid (CCAMLR Secretariat)
-
Standardisation of commercial CPUE
krill. A model for standardisation of fishing power for individual vessels in a commercial fishing fleet ... space, and their fishing power relative to a standard vessel is calculated. The model is applied to a ... comparisons required and standard vessel. Author(s): A. Salthaug and O.R. Godø Title: Standardisation of ...
Meeting Document : WG-SAM-15/P01 : Autor(es): A. Salthaug and O.R. Godø
-
Results of the longline survey for toothfish in the northern Ross Sea region (SSRU 88.2A) by the FV Argos Froyanes, United Kingdom
Abstract: A multi-year, multi-Member research program was established to map and sample the ... fishable areas of SSRUs 88.2 A–B north of 66° S latitude. During the 6 th- 10 th February 2015, the UK ... fishing vessel Argos Froyanes surveyed SSRU 88.2 A research block 4 defined in the multi-Member 88.2 ... set 7 longline sets with all vessel operations conforming to the required research criteria. A catch ...
Meeting Document : WG-SAM-15/31 : Autor(es): M. Soeffker, J. Clark, J.M.G. Rebollo and C. Darby (United Kingdom)
-
Krill Fishery Report
Abstract: At WG EMM-2013 the Working Group agreed that it would be useful to have a consolidated ... summary of information related to the krill fishery in a similar format to the fishery reports that are ... the preparation of a draft krill fishery report for consideration at WG EMM-14 that would be similar ... in content to a finfish Fishery Report. Upon the recommendations from WG EMM-14 the report includes ...
Meeting Document : WG-EMM-15/30 : Autor(es): CCAMLR Secretariat
-
DISCRIMINATION OF ENVIRONMENTAL VARIABLES THAT INFLUENCE THE CATCH PER UNIT EFFORT: THE CASE OF THE ANTARCTIC KRILL FISHERY
Abstract: The use of the catch per unit effort (CPUE) as an index of abundance usually requires a ... , influencing the CPUE through a cause-effect process. Transfer function models (TFM) were constructed to ... are a valid tool for: i) discriminating environmental effects that influence the CPUE and ii ... ) describing how these effects should be included in a generalized lineal model (GLM). We analyzed the ...
Meeting Document : WG-EMM-11/P3 : Autor(es): J.C. Quiroz, R. Wiff, M.A. Barrientos and F. Contreras
-
Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
Abstract: This report outlines the development of a Bayesian sex and age structured population ... were investigated. The first scenario considered the Ross Sea fishery as a single homogeneous area ... provide a better representation of the some of the observations, although there was a lack of any ... adequately. In both of the spatial models, there was a lack of useful data on area splits, migration rates ...
Meeting Document : WG-FSA-SAM-05/12 : Autor(es): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)