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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. Green krill, the indicator of micro- and nano-size phytoplankton availability to krill

    Abstract:  Size fractionated chlorophyll-a concentrations of surface seawater was measured (pico ... -, nano-, and micro-size fractions) during commercial krill operations in the waters north of the South ... Shetland Islands from late December, 1991 to mid-February, 1992. The proportion of green krill had ... the importance of micro- and nano-size phytoplanktons in terms of food source for the Antarctic krill ...

    Meeting Document : WG-EMM-98/29 : Autor(es): S. Kawaguchi, T. Ichii and M. Naganobu (Japan)

  2. Interannual variability of krill, salp and other zooplankton populations in the South Shetland Island area during Austral summer 1993–1998

    during the 1993 "salp year". The magnitude of this salp bloom may have resulted from a large ... overwintering "seed" population developed the preceding autumn. Presence of large numbers of another ... . Comparisons of January and February 1998 survey data with data from previous AMLR field seasons showed ... recurring patterns of species abundance relationships that allowed definition of different ecological ...

    Meeting Document : WG-EMM-98/50 : Autor(es): V. Loeb, W. Armstrong, R. Hewitt (USA) and V. Siegel (Germany)

  3. Biodiversity of the benthos off Kerguelen Islands: overview and perspectives

    number of species recorded from the Kerguelen has substantially increased. From 172 species reported by ... Arnaud (1974), the total number of species has increased dramatically to 735 (Jouventin et al., 1996) and ... northern limit of the Polar Front is probably one of the best study areas to (1) monitor the impact of ... environmental forcing; and (3) assess the biodiversity of these benthic communities. Author(s):  N. Améziane, M ...

    Meeting Document : WS-MPA-11/P03 : Autor(es): N. Améziane, M. Eléaume, L.G. Hemery, F. Monniot, A. Hemery, M. Hautecoeur and A. Dettaï

  4. Climate Change, Longevity Overfishing and Precautious Management of the Area 88 Toothfish Fishery

    Abstract:  Three aspects of current management of the “exploratory” Antarctic toothfish ... face of climate-related environmental changes currently underway. These aspects are: 1) lack of ... of this species to climate-related factors; and 3) an increase in that sensitivity owing to the ... targeted removal of the oldest, most successful and most fecund toothfish. The current strategy is to ...

    Meeting Document : WG-FSA-09/07 : Autor(es): D. Ainley (USA), M. Massaro, G. Ballard (New Zealand) and J.T. Eastman (USA)

  5. PREDICTING THE VULNERABILITY OF BENTHIC, HABITAT-FORMING ORGANISMS TO DISTURBANCE USING LIFE-HISTORY CHARACTERISTICS

    Abstract:  Assessing the impacts of fishing on Vulnerable Marine Ecosystems (VMEs) in the Southern ... Ocean is hampered by the paucity of information on the resistance and resilience of these ecosystems to ... disturbance. Both resistance and resilience of individual VME-forming taxa are related to their life-history ... characteristics. A global database of life-history characteristics, including growth rate, age, maximum size and ...

    Meeting Document : WG-EMM-09/35 : Autor(es): K. Martin-Smith (Australia)

  6. FIRST EXPERIMENTAL SETTINGS OF DEEPWATER VERTICAL LONGLINES IN THE ANTARCTIC TOOTHFISH FISHERY DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) IN THE AMUNDSEN SEA

    Abstract:  For the first time in the history of deepwater longline fishing on Antarctic toothfish ... Dissostichus mawsoni (Norman, 1937) the experimental settings of deepwater vertical longlines was made from the ... Russian longliner Yantar in March, 2008 in the Amundsen Sea (subarea 88.2,D of the Pacific sector). The ... experiments proved that this species, one of the most valuable large commercial species of the South Ocean ...

    Meeting Document : WG-FSA-09/08 : Autor(es): N.V. Kokorin (Russia) and V.V. Serbin (Ukraine)

  7. The diet of the Antarctic fur seal Arctocephalus gazella at Harmony Point, Nelson Island, South Shetland Islands

    Abstract:  The diet of juvenile and non-breeding male Antarctic fur seals Arctocephalus gazella ... was investigated at Harmony Point, Nelson Island, South Shetland Islands, by the analysis of 18 and 33 ... (50.2%). The importance of the remaining taxa represented in the samples (octopods, hyperiids and ... bivalves) was negligible. Among fish, Myctophiids represented 85.2% of the fish mass, being Gymnoscopelus ...

    Meeting Document : WG-EMM-97/60 : Autor(es): Carlini, A., Baroni, A., Casaux, R.

  8. 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 : Autor(es): Agnew, D.J., Watters, G., Hewitt, R.

  9. 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 : Autor(es): N. Coria, R. Casaux, M. Favero and P. Silva (Argentina)

  10. Possible approaches to the evaluation of the Antarctic krill mortality

    Abstract:  Parameters of the Bertalanfy growth equation for 1928 and 1970–1976 were calculated on ... the base of summaryed data on Krill age groups singled out using method of Harding.Parameters obtained ... recources. As a result of uncertainty in age groups determination were obtained wide ranging values. The ... most real values varied from 0.75 to 1,17. No fishery impact on various parameters of the krill ...

    Meeting Document : WG-KRILL-92/08 : Autor(es): L.G. Maklygin and V.I. Latogursky (Russia)

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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