Search results
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Pursuit of polynyas in the Antarctic peninsula area
influence biological activity. We pursued daily transition of coastal polynyas in the Antarctic Peninsula ... area from 1978 through 1995 using images of sea ice concentrations by the satellite microwave ... observations. A typical polynya existed off the tip of the Peninsula in 1987 and 1991. In the such years, sea ... ice cover developed extensively. Inversely, the years of the narrow sea ice cover were 1988, 1989,1990 ...
Meeting Document : WG-EMM-97/69 : Author(s): Kimura, N., Shibazaki, K., Matsumura, S., Naganobu, M., Okada, Y.
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Dynamic model of krill Euphausia superba swarm
, using the 38 and 120 kHz BioSonics dual-beam hydroacoustic system, numerous swarms of krill Euphausia ... superba Dana were registered. Analysis of their physical parameters was carried out. It is known that ... . Using physical parameters of the krills' swarm (density, length), the above assumption was verified ... . It was found that the vertical density pattern of krills' swarm, with a mean density of up to ...
Meeting Document : WG-EMM-95/68 : Author(s): Kalinowski, J., Azzali, M.
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Abundance, distribution, energy density and trophic position of euphausiids during winter 2012: preliminary results from the first US AMLR Winter Survey
sampling program to better understand winter conditions affecting the productivity and survival of ... collection and analysis of water samples from fixed depths. Net tows for euphausiids and other pelagic ... zooplankton taxa are also collected. Here we present preliminary results of a first 8 day shakedown cruise ... reporting the distribution, size and properties of krill and other euphausiids and present some data on ...
Meeting Document : WG-EMM-13/40 : Author(s): C. Reiss and C. Jones (USA)
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of the Antarctica
Abstract: We present our data on DNA-analysis of recent (2011-2013) samplings of Antarctic ... results, based on analysis of SNP variation of the most informative subset of nuclear genetic markers ... presented in Kuhn and Gaffney, 2008, do not support temporary stable genetic differentiation of samples from ... stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of the Antarctica ...
Meeting Document : WG-FSA-13/07 : Author(s): N.S. Mugue, A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev (Russia)
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A way forward in the multivariate analysis of Antarctic predator, prey and environment indices: predator-environment interactions at Seal Island
components of the antarctic ecosystem, and to distinguish between changes due to the harvesting of commercial ... , which effectively predicts chinstrap success given sea-ice data with an R2 of 0.914. This model is then ... used to propose a method of distinguishing between effects of environmental variation and harvesting on ... short time series now available, and provides a way forward in the analysis and interpretation of the ...
Meeting Document : WG-EMM-96/27 : Author(s): Agnew, D.J., Watters, G., Hewitt, R.
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Analysis of the stomach content in the blue-eyed shag Phalacrocorax atriceps bransfieldensis at Nelson Island, South Shetland Islands
Abstract: Forty stomach contents of the blue eyed shag Phalacrocorax bransfieldensis were sampled ... at Nelson Island, South Shetland Islands, in January 1994. The analysis of the diet showed that fish ... number (47%). The comparison with data published on pellets analysis of shags from the same colony gave ... field, it reduces the errors arose from the examination of regurgitated casts, like erosion by digestion ...
Meeting Document : WG-CEMP-94/31 : Author(s): N. Coria, R. Casaux, M. Favero and P. Silva (Argentina)
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Feeding of nine Antarctic fish species and their daily ration evaluations
Abstract: Feeding patterns of four Nototheniid, three Channichthyiid and two Bathydraconiid ... carded out in the Cosmonauts Sea (67°50 S- 41°25 E) in March 1988. The type of food consumed by ... mainly of Euphausiids; T. centronotus is a benthophage feeding mainly on Gammarids and Polychaetas, T ... diet volumes of the species studied varied from 1 to 4% of their body weight while annual volumes ...
Meeting Document : WG-FSA-91/08 : Author(s): Ye. A. Pakhomov and V. B. Tseitlin (USSR)
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Are we there yet? Evaluating and reporting progress towards a Representative System of Marine Protected Area across the CAMLR Convention Area
Abstract: In 2008, CCAMLR agreed that the establishment of a representative system of marine ... Commission can be kept informed of progress towards this goal using a relatively short list of simple ... contributions towards a RSMPA, however we are not there yet. Establishment of the proposed MPAs in Domain 1 ... definition of representation, and enable CCAMLR to focus efforts on the remaining values yet to be included ...
Meeting Document : WS-SM-18/14 : Author(s): D.C. Welsford
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Are we there yet? Evaluating and reporting progress towards a Representative System of Marine Protected Area across the CAMLR Convention Area
Abstract: In 2009, CCAMLR agreed that the establishment of a representative system of marine ... Commission can be kept informed of progress towards this goal using a relatively short list of simple ... contributions towards a RSMPA, however we are not there yet. Establishment of the proposed MPAs in Domain 1 ... definition of representation, and enable CCAMLR to focus efforts on the remaining values yet to be included ...
Meeting Document : WG-EMM-18/31 : Author(s): D.C. Welsford
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Committee for Environmental Protection: 2018 Annual Report to the Scientific Committee of CCAMLR
Abstract: Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... between the Chairs of the CEP and SC-CAMLR, the report of the CEP meeting is presented to SC-CAMLR by the ... CEP Observer to SC-CAMLR and the report of the meeting of SC-CAMLR is presented to the CEP by the SC ...
Meeting Document : SC-CAMLR-XXXVII/BG/03 : Author(s): CEP Observer to SC-CAMLR, Dr P. Penhale (USA)