Search results
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RAPID CLIMATE CHANGE AND LIFE HISTORY: HOW PLASTIC IS THE ADÉLIE PENGUIN?
rates and the age of first breeding show that Adélie populations do respond, in situ, to local climate ... Abstract: Climate change in the Antarctic is having major impacts on physical and biological ... to different environmental conditions over space and time. To assess the ability of the Adélie ... breeding success from long-term monitoring sites across the latitudinal range of Adélie habitats were ...
Meeting Document : WG-EMM-09/34 : Author(s): J. Hinke, S. Trivelpiece and W. Trivelpiece (USA)
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Spatial variability and power to detect regional-scale trends
-site monitoring scenarios. Under the conservative, hypothetical scenarios we examined, monitoring ... around 6 sites in a region under conservative criteria of a 2-tailed test and alpha = 0.10. However ... , fewer sites were required for less conservative criteria; using a 1-tailed test instead of a 2-tailed ... -site monitoring scenarios. Under the conservative, hypothetical scenarios we examined, monitoring ...
Meeting Document : WG-EMM-03/47 : Author(s): C. Southwell and L. Emmerson (Australia)
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Analysis of anomalous CPUE data from data-poor exploratory fisheries
mean and high variability, arising from periods of repeated low/zero catches and highly spatially ... in Divisions 58.4.1, 58.4.2 and subarea 48.6. These differences are reflected in CPUEs with large mean and high ...
Meeting Document : WG-FSA-12/07 : Author(s): Secretariat and Delegation of the Republic of Korea
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Hook loss in CCAMLR exploratory fisheries
lines requires an estimate of the number of lost hooks that are attached to sections of line. In 2011 ... attached to sections of lines. In 2012 15 of the 26 vessel/fishery reports provided non-zero data with an ... to be reiterated in order to achieve a greater level of engagement with the requirements to complete ... Abstract: The development of methods to estimate unaccounted fishing mortality from lost fishing ...
Meeting Document : WG-FSA-12/65 : Author(s): Secretariat
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Pup production and distribution of breeding Antarctic fur seals (Arctocephalus gazella) at South Georgia
the rate of increase in pup production has declined since the initial period of population expansion ... in the 1950s and 1960s. Increased population size has led to an expansion of the breeding range at ... Abstract: A census of the breeding population of Antarctic fur seals (Arctocephalus gazella) at ... South Georgia was carried out during the 1990/91 breeding season. Using counts of adult females ashore ...
Meeting Document : WG-CEMP-92/39 : Author(s): I.L. Boyd (United Kingdom)
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Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?
: successfully spawning fish spend only a part of their adult life history in the Ross Sea; areas in the eastern ... (Dissostichus mawsoni) in the Southeast Pacific Basin (SPB) and Ross Sea, with a life history structured by the ... environmental heterogeneity, yet the chemistry in otolith nuclei, deposited during early life, showed no ... differences. Age data showed only adult fish in catches on the Pacific-Antarctic Ridge in the SPB; and ...
Meeting Document : WG-FSA-12/P02 : Author(s): J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna
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Brief report on scientific observation on the fishery vessel Mellas (FAO Statistical Area 41, January to July 2006)
Abstract: Materials on results of scientific observation in fishery cruise on the longliner ... ) fisheries are submitted. The data on volume of the biological material collected in the cruise, the data on ... “Mellas”, operating under the Ukrainian flag in FAO statistical area 41 in the southwest Atlantic outside ... exclusive (sea) economic zones of the foreign states at Patagonian toothfish (Dissostichus eleginoides ...
Meeting Document : WG-FSA-06/13 : Author(s): S. Usachev (Ukraine)
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Discrimination of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) using otolith morphometrics
species of grenadier in the Ross Sea region means that, at the time of writing, there are insufficient ... , years) from otolith morphometrics. ‘RMS’ is the root-mean square error of the prediction. Species ... using otolith morphometrics to reach 80% of the mean maximum length and one specimen was aged at 62 ... fishery in the Ross Sea region is comprised of two species, rather than being solely Macrourus whitsoni ... , was recognised in 2010 with the identification of a new species, M. caml. Grenadier are the main by ... the abundance of toothfish reduces. In order to improve information on the spatial distribution, age ... otolith morphometrics Abstract / Description: That the predominant by-catch of grenadier by the toothfish ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 15–28 : Author(s): Pinkerton, M.H., C. Ó Maolagáin, J. Forman and P. Marriott
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Multinational large-scale krill synoptic survey in CCAMLR Area 48 in 2019 – survey plan and protocol for consideration by SG-ASAM 2018
in 2019 is to provide an updated estimate of the biomass of Antarctic krill (Euphausia superba) used ... of the CCAMLR 2000 survey, that was undertaken in the year 2000. The basis for comparisons will ... Abstract: The objective for the Multinational Large-Scale Krill Synoptic Survey in CCAMLR area 48 ... in models to estimate sustainable yield. The planned survey follows, as close as possible, the design ...
Meeting Document : SG-ASAM-18/07 : Author(s): B.A. Krafft, O.A. Bergstad, T. Knutsen, G. Skaret and G. Macauley
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East Antarctica Planning Domain MPA Planning Reference Document #1: Draft MPA Report Part 1 – the Planning Domain and Candidate MPAs
following advice from Members of WG-EMM in 2014. This updated report is provided in three parts: Part 1- The ... Abstract: A draft MPA Report for the East Antarctica Planning Domain was submitted to WG-EMM in ... planning domain and candidate MPAs (WG-EMM-14/48, Sections 1, 2, and 3), Part 2- Description of the ... proposed EARSMPA, the individual MPAs and Activities in the Planning Domain (WG-EMM-14/48, Sections 1, 4, 5 ...
Meeting Document : SC-CAMLR-XXXIII/BG/38 : Author(s): Delegations of Australia and France