Search results
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The effect of temporal variability on power analysis predictions for Adélie penguin CEMP parameters at Béchervaise Island
ability of CEMP data to detect change. The effect size that should prompt a response if observed in a ... another and it has major ramifications on power estimates. Increasing the variability associated with ... the initial value irrespective of the magnitude of the initial size. This means that power analysis ... results based on occupied nest counts with increasing levels of temporal variability (% CV) are applicable ...
Meeting Document : WG-EMM-03/49 : Author(s): L.M. Emmerson and C. Southwell (Australia)
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Guidelines for fisheries-directed research addressing the Ross Sea region Marine Protected Area Research and Monitoring Plan
and sequence necessary research will be required so that reviews of progress in research and ... Members. Some of the research required will necessarily be implemented through CCAMLR approved fisheries ... monitoring to evaluate the objectives of the MPA can be best informed. We review priority research topics ...
Meeting Document : WG-SAM-18/21 : Author(s): S. Parker and A. Dunn
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To what extent do type C killer whales (Orcinus orca) feed on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica?
toothfish with silverfish and other prey shows that toothfish represent a high-energy food resource of much ... potential for foraging innovation) means that they are particularly vulnerable to changes in the ecosystem ... . It is also possible that changes in killer whale feeding can affect the structure and stability of ... whole ecosystems. There is circumstantial evidence that suggests that toothfish are an important prey ...
Meeting Document : WG-EMM-13/29 : Author(s): L. Torres, M.H. Pinkerton (New Zealand), R. Pitman, J. Durban (USA) and R. Eisert (New Zealand)
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Indexing maturation of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
. Using histological samples, a summer GSI threshold of 1% appears to be a good indicator of vitellogenic ... fish developing to spawn in the upcoming season. Evidence is accumulating that almost all Antarctic ... upcoming season. Observations of post-spawning fish on the slope indicate that some females either spawn on ... indicate that any northward migration occurs in late autumn or winter. Determination of fish movement ...
Meeting Document : WG-FSA-12/40 : Author(s): S. Parker and P. Marriott (New Zealand)
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Publication order form
Description / Abstract: Publications can be downloaded from the website free of charge. However ... order form and return it with your payment to accounts_admin [at] ccamlr [dot] org (the Secretariat ... ). Online payment can be done through Making a payment. This form is only available in English. ... Secretariat at ccamlr@ccamlr.org. Total payment included with this order A$ Payment may be ... FORM All CCAMLR publications are accessible on our website (www.ccamlr.org) and may be downloaded ... Secretariat but may be purchased through Amazon in all four official languages. Publication details are ... made by one of the following methods and must be in Australian dollars: 1. Cheque – pay ‘CCAMLR ...
Document : Site Section: Publications
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A revised estimate of short-term yield for the mackerel icefish (Champsocephalus gunnari) off Heard Island based on a trawl survey in 1998
tonnes for 2000. These figures may need to be re-evaluated in light of known catches in the 1998 season ... in 2000 will be predominantly on Age 5 fish. After this time, catch limits may need to be set at an ... estimate of a long term precautionary level and be maintained thereafter unless a further survey again ... showed that abundant cohorts had been recruited. Author(s): A. Constable and D. Williams (Australia ...
Meeting Document : WG-FSA-98/54 : Author(s): A. Constable and D. Williams (Australia)
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Chapter 3: Role of CCAMLR within the Antarctic Treaty System
Recommendation Responsible body Activities to date Status Recommendation 3: Work be undertaken ... with the ATCM to identify priority matters of shared interest and/or responsibility with the Commission ... . Completed and ongoing Recommendation 4: Further steps be taken to ensure Contracting Parties to CCAMLR are ... made aware of and are supported to ensure, where relevant, compliance with obligations arising from the ...
Page : Site Section: The Organisation
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Precautionary management of the Antarctic krill fishery at small spatial scales in the context of regional climate variability: pros and cons of coastal buffers, closed areas and move-on rules
30,000 tonnes, but that this catch could be recovered either offshore, or after penguin breeding is ... were such, that gentoo reproductive performance was lower than average, and at some locations ... plausible that removals of even small amounts of krill could have reduced foraging opportunities. We discuss ... three management tools that could provide conservation benefits for near-shore krill-dependent species ...
Meeting Document : SC-CAMLR-XXXV/BG/14 : Author(s): Delegation of the United Kingdom
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CCAMLR-IWC Export Group Report: Primary Productivity and Phytopalnkton
ecosystem and biogeochemical models for the Southern Ocean is presented, with a focus on those models that ... Abstract: This report summarizes the satellite ocean color (chlorophyll) data that are currently ... available, from missions beginning with the Coastal Zone Color Scanner in the late 1970s through to the ... SeaWiFS and MODIS sensors that have been providing data for the last ten years. The characteristics of ...
Meeting Document : CCAMLR-IWC-WS-08/13 : Author(s): Matear, R., Mongin, M., Lovenduski, N., Strutton, P.
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SPATIAL PATTERNS IN MACKEREL ICEFISH DIET PROVIDES INSIGHTS INTO KRILL ABUNDANCE AND DISTRIBUTION
occurrence of krill in the diet with earlier data sets (1967-1992) show that 2009 is not unique, as similarly ... South Georgia and Shag Rocks shelves in January 2009. The results show that the diet of this normally ... low in Antarctic krill (7 % IRI) compared with similar data for the same month in 2004-2006. The ... results are consistent with other indicators of krill availability on the South Georgia shelf, which ...
Meeting Document : WG-EMM-09/27 : Author(s): M.A. Collins and C.E. Main (United Kingdom)