Search results
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Progress towards a representative network of Southern Ocean protected areas
adoption of marine protected areas (MPAs) in national and international waters. While establishing MPAs in ... international waters has proven to be challenging in most of the world, national governments and the Commission ... for the Conservation of Marine Living Resources (CCAMLR) have succeeded in adopting multiple MPAs in ... protected in MPAs, with 3.9% being encompassed by no-take areas. While this is a relatively large proportion ...
Meeting Document : WS-SM-18/12 Rev. 1 : Author(s): C. Brooks, S. Chown, L. Douglass and B. Raymond
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Climate change impacts, vulnerabilities and adaptations: Southern Ocean marine fisheries
variability and anthropogenic climate change that produce high levels of variability in both physical and ... anthropogenic climate change in the short-term could be expected to be related to changes in sea ice and ... physical access to fishing grounds, whereas longer-term implications are likely to include changes in ... -dependent livelihoods in the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ...
Meeting Document : WG-EMM-18/P19 : Author(s): K. Reid
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An initial analysis of the characteristics of Antarctic krill taken by the commercial fishery and Antarctic fur seals during the winters of 2002 and 2003 at South Georgia
the length-frequency distribution and frequency of occurrence of krill in the diet of Antarctic fur ... seals. There were significant differences in the mean size of krill taken by vessels/measured by ... overlap in the size composition of krill in the fishery and the diet of Antarctic fur seals. During the ... period of the winter when there was a reduction in the frequency of occurrence of krill in the diet of ...
Meeting Document : WG-EMM-04/62 : Author(s): K. Reid, D.J. Agnew, N.L. Warren and E. Owen (United Kingdom)
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ANNUAL REPORT FROM SCAR TO CCAMLR
Biodiversity in the Antarctic (EBA) programme, SCAR-MarBIN, the Southern Ocean Continuous Plankton Recorder ... gather information on marine biodiversity in the Antarctic, and the CPR Survey continues to grow with ... was presented to the ATCM in Baltimore in April. The 10th SCAR International Biology Symposium was ... held in Sapporo from 26 to 31 July 2009, with the theme "Antarctic Biology in the 21st Century ...
Meeting Document : CCAMLR-XXVIII/BG/34 : Author(s): Submitted by SCAR
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Fish as diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at Half-Moon Island, South Shetland Islands
Abstract: Thirty eight regurgitated casts collected in a colony at Half-moon Island, South ... Shetland Islands, during January and February 1993, were analyzed to determine the importance of fish in ... means of otoliths found in the casts. The size and weight of the fish were estimated from the otolith ... lengths, using equations derived from data on local populations. Fish remains were present in all casts ...
Meeting Document : WG-CEMP-94/32 : Author(s): E.R. Barrera-Oro and R.J. Casaux (Argentina)
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Growth rates of Antarctic fur seals as indices of environmental conditions
weighing cross-sections of the population were compared with measured/inferred changes in the the ... growth rates in years of low krill availability. Biases reflecting changes in the component of the ... differences in growth rate can reliably be derived from differences in the slope of a linear relationship ... mass at age in each year compared to the multi-year mean, that was not dependent on assumptions of ...
Meeting Document : WG-EMM-01/20 : Author(s): K. Reid (United Kingdom)
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Short note: Time series of Drake Passage Oscillation Index (DPOI) during 1952-2008 and its possible influence on environmental variability
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ...
Meeting Document : WG-EMM-08/33 : Author(s): M. Naganobu, J. Kondo and K. Kutsuwada (Japan)
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Comparison of age readings by two otolith preparation techniques and readers
were exchanged between Russia and New Zealand ageing programmes to compare consistency in ages ... resulting four-way comparison enabled differences in preparation method to be distinguished from differences ... in interpretation of otolith banding patterns. Results suggest broad agreement in ages determined by ... each reader and with each method. However, there were enough inconsistencies in preparation technique ...
Meeting Document : WG-FSA-14/53 : Author(s): S.J. Parker (New Zealand), A.F. Petrov (Russia), C.P. Sutton (New Zealand) and E.N. Kuznetsova (Russia)
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Diet composition of Antarctic toothfish
Abstract: To identify the important prey items for pre-recruit Antarctic toothfish in the SSRUs ... fishing vessel. In the previous studies, similarities in total FA compositions and the FA profiles in ... muscle tissue of Antarctic toothfish, bycatch specimen and icefish in the stomachs indicated a trophic ... connection between the toothfish and icefish. In this study, similarities in the δ13C values δ15N values of ...
Meeting Document : WG-FSA-16/06 : Author(s): Delegation of the Republic of Korea
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ACOUSTIC IDENTIFICATION AND SIZE ESTIMATION OF EUPHAUSIIDS
Abstract: Fishery for krill is a major economical activity in the Antarctic Ocean. The increased ... resources in the southern ocean. During the International Polar Year 2008, RV “G.O. Sars” spent 3 months in ... behaviour, measure target strength in situ, and of course verify the acoustic measurements biologically ... implemented in an optimized framework in the post-processing system LSSS. Author(s): R. Korneliussen and G ...
Meeting Document : SG-ASAM-09/08 : Author(s): R. Korneliussen and G. Skaret (Norway)