Search results
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ADÉLIE PENGUIN SURVIVAL: AGE STRUCTURE, TEMPORAL VARIABILITY AND ENVIRONMENTAL INFLUENCES
covariates we show that survival of older penguins is primarily related to the amount and concentration of ... differed with penguin age: extensive ice during the return journey to breeding colonies was detrimental to ... the winter foraging grounds was detrimental for adults. Our results demonstrate that predictions of ... Adélie penguin survival can be improved by taking into account penguin age, prior breeding conditions and ...
Meeting Document : WG-EMM-11/P4 : Author(s): L. Emmerson and C. Southwell
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ECOLOGICAL REPERCUSSIONS OF HISTORICAL FISH EXTRACTION FROM THE SOUTHERN OCEAN
-selected life-history patterns, and before exploitation presumably fluctuated in accordance with infrequent ... hypothesize that availability of annually-produced juvenile fish fed upon by upper-level predators remained ... that southern elephant seal Mirounga leonina, Antarctic fur seal Arctocephalus gazella, gentoo penguin ... marine systems, but determining these interactions’ ecological mechanisms may now be impossible. Author(s ...
Meeting Document : WG-EMM-08/P07 : Author(s): D. Ainley and L. Blight
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MULTIPLE INDICATORS SUGGEST A STRONG ECOSYSTEM ANOMALY AT SOUTH GEORGIA IN 2009
metrics for birds, seals and fish seems to be connected with the availability of Antarctic krill ... lowest level in over two decades of monitoring. These observations provide support for the idea that ... krill is a major mediator of climatic effects on the ecosystem. They also suggest that icefish diets, in ...
Meeting Document : WG-EMM-09/23 : Author(s): S. Hill, M. Belchier, M. Collins, S. Fielding, E. Murphy, P. Trathan, H. Venables and C. Waluda (United Kingdom)
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STRUCTURE OF THE WATER MASSES AND KRILL DISTRIBUTION IN THE CENTRAL AND EASTERN PARTS OF THE ATLANTIC ANTARCTIC AREA
with reference to the structure and dynamics of the water masses in the area of the Southern Sandwich ... coastal zone of the Antarctic. It was demonstrated that in these areas in the frontal zone of the Weddell ... to formation of commercial krill aggregations, which might be attractive in biomass distribution to ...
Meeting Document : WG-EMM-11/24 : Author(s): V.N. Shnar and S.M. Kasatkina (Russia)
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Information on krill in reports from the CCAMLR scheme of international observation and its utility for management
of International Observation revealed that there are a number of inconsistencies in the information being reported ... information is reported from seasons other than winter. The areas being observed are heavily biased to Sub ... Observation revealed that there are a number of inconsistencies in the information being reported. Few reports ... is reported from seasons other than winter. The areas being observed are heavily biased to Sub area 48.3 ...
Meeting Document : WG-EMM-07/22 : Author(s): J. Foster, S. Nicol and S. Kawaguchi (Australia)
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Results of the scientific research survey in CCAMLR Subarea 88.3 in the 2004/05 season
approved at CCAMLR XXIII, research activities were completed with 10 research hauls, temperature profiling ... survey are limited, they do suggest that further research activity is required in Subarea 88.3 before any ... fishing activity be permitted. Author(s): G. Patchell (New Zealand) Title: Results of the scientific ...
Meeting Document : WG-FSA-05/53 : Author(s): G. Patchell (New Zealand)
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ASOC evaluation of the CDS
is concerned that the CDS lacks a verification procedure, explicit actions to be taken upon discovery ... Secretariat, and an enforcement protocol to monitor compliance with CCAMLR’s Conservation Measures. CCAMLR ...
Meeting Document : CCAMLR-XX/BG/20 : Author(s): Submitted by ASOC
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Possible causes of variation of Champsocephalus gunnari vertical and horizontal distribution
feeding period, they form aggregations near bottom thus being available for harvesting just ... , they form aggregations near bottom thus being available for harvesting just at the beginning of this period ...
Meeting Document : WAMI-01/08 : Author(s): Zh.A. Frolkina and S.M. Kasatkina (Russia)
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Discharge of offal in the Ross Sea – follow up to COMM CIRC 15/15–SC CIRC 15/06
with VMS records, CCAMLR Observer Reports and other information the Secretariat has available to ... location where offal was reported VMS data was used to identify all vessels that had been recorded within ... , ancillary information on the specific nature of the offal and on the particular vessels identified may be ...
Meeting Document : CCAMLR-XXXIV/BG/10 : Author(s): CCAMLR Secretariat
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Modelling the circumpolar distribution of Antarctic toothfish (Dissostichus mawsoni) habitat suitability using correlative species distribution modelling methods
to CCAMLR’s management of this species. In this paper the use of Maxent models with fishery catch ... target-group background sampling approach that aims to correct biased sampling effort. The predictions ... needed to be constrained within an appropriate bathymetric range via post-processing. This resulted in an ...
Meeting Document : WG-FSA-15/64 : Author(s): CCAMLR Secretariat