Search results
-
Environmental variability effects on marine fisheries: four case histories
, management strategies must be flexible enough to include delayed responses to environmental variations that ... Abstract: The changing nature of marine fisheries requires management approaches that recognize ... distribution of the stock. Four examples, ranging from Antarctic krill to oysters, are given that clearly ... illustrate environmental control on the fishery. From these examples, we argue that future management ...
Meeting Document : WG-EMM-97/66 : Author(s): Hofmann, E.E., Powell, T.M.
-
Improvements to the multiple-frequency method for in situ target strength measurements
Abstract: Refinements have been made to the multiple-frequency method that was recently developed ... transducer. Tolerances for matching target positions at two or more frequencies were determined to be ±0.5 m ... experimental results indicate that such careful application of the multiple-frequency TS method can reject 100 ... % of multiple targets while allowing 90% of the resolvable single-targets to be measured Author(s ...
Meeting Document : WG-EMM-99/38 : Author(s): D.A. Demer (USA) and M.A. Soule (South Africa)
-
POTENTIAL PHENOLOGICAL RESPONSES TO ENVIRONMENTAL VARIABILITY AND CHANGE FOR ADÉLIE PENGUINS
Abstract: Phenological changes are touted to be an early indication of species response to ... clear indication of phenological changes for the Adélie penguin (Pygoscelis adeliae) with contrasting ... in breeding phenology can be indicative of environmental change when cues for breeding initiation are ... tightly linked with environmental conditions or may reflect other underlying causes such as changes in a ...
Meeting Document : WG-EMM-11/33 : Author(s): L. Emmerson and C. Southwell (Australia)
-
PRELIMINARY ASSESSMENT OF TOOTHFISH IN SUBAREA 48.3
lognormal recruitment suggest a long-term yield of 3900 t. Using a recent subset of estimated cohorts ... suggests a lower yield. Author(s): D.J. Agnew and T. Peatman (United Kingdom) Title: PRELIMINARY ...
Meeting Document : WG-FSA-09/28 Rev. 1 : Author(s): D.J. Agnew and T. Peatman (United Kingdom)
-
Stock assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Kerguelen Islands (Division 58.5.1) after the 2013 POKER Biomass survey
provide potential yields, a catch limit of 840 t is recommended for 2014 and 580 t for 2015. Author(s ...
Meeting Document : WG-FSA-14/11 : Author(s): R. Sinegre and G. Duhamel (France)
-
Stock assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Kerguelen Islands (Division 58.5.1) after the 2015 Icefish Biomass survey
of 8278 t is recommended for 2016 and 6701 t for 2017. Author(s): R. Sinegre and G. Duhamel Title ...
Meeting Document : WG-FSA-16/53 : Author(s): R. Sinegre and G. Duhamel
-
Stock assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Kerguelen Islands (Division 58.5.1) after the 2017 Poker Biomass survey
of 3081 t is recommended for 2017/2018 and 2753 t for 2018/2019. Author(s): R. Sinegre and G ...
Meeting Document : WG-FSA-17/63 : Author(s): R. Sinegre and G. Duhamel
-
Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change
principles using raw data as recommended in Southwell et al. (2004). These models should be viewed as initial ... issues need further consideration. Issues to be resolved include the form and direction of change of ... fledgling weights with a decline in resource availability, the consideration of total chick failure during ... severe food shortages and a possible change in variance associated with a change in the mean value. With ...
Meeting Document : WG-EMM-05/20 : Author(s): L. Emmerson, C. Southwell and J. Clarke (Australia)
-
Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) program: developing ICED and CCAMLR joint activities
Workshop will be held in Hobart in April 2018 in association with the MEASO2018 conference. This paper ... Ocean ecosystems. This will be achieved through the analysis and integration of available data together ... with development of models, scenarios and projections. These activities and their outputs will provide ... : incorporating uncertainties associated with climate variability and change in CCAMLR’s decision making. This ...
Meeting Document : WG-EMM-17/36 : Author(s): E. Murphy on behalf of ICED SSC
-
ASSESSING COMPLIANCE PERFORMANCE OF CCAMLR CONTRACTING PARTIES
Abstract: This paper identifies various factors to be used in assessing management measure ... could be assessed and addressed. Future actions are suggested to be aimed at overcoming current ... shortcomings in dealing with performance breakdowns. Author(s): Secretariat Title: ASSESSING COMPLIANCE ...
Meeting Document : DOCEP-09/04 : Author(s): Secretariat