Search results
-
Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates
pattern in krill abundance was detected that recurred consistently over all 3 years. Krill densities ... in winter were predominantly low (mean = 18.7 g m-2 SD 24.3) but rose substantially by summer in each year ... . within-year) could have led to the perceived between-year variation from previous summer surveys ... survey estimates with the observed pattern of within-year variability showed that some of the alleged ...
Meeting Document : WG-EMM-06/25 : Author(s): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)
-
An 8-year cycle in krill biomass density inferred from acoustic surveys conducted in the vicinity of the South Shetland Islands during the austral summers of 1991/1992 through 2001/2002
fit to the biomass density time series is dominated by an 8-year cycle and predicts an increase ... years and indications that ice cover in the winter of 2002 is seasonally early and extensive. Author ... (s): R.P. Hewitt, D.A. Demer and J.H. Emery (USA) Title: An 8-year cycle in krill biomass density inferred ... density time series is dominated by an 8-year cycle and predicts an increase in krill biomass density ...
Meeting Document : WG-EMM-03/6 : Author(s): R.P. Hewitt, D.A. Demer and J.H. Emery (USA)
-
Haul data analysis from the Polish krill fishery in 1997–1999
and 0.8-3.33 at night). In general, the night concentrations were shallower than the day-time ones ... ). In general, the night concentrations were shallower than the day-time ones in the area of King George ... -70 minutes. Differences in catch rates in various areas and years were observed. The highest catch ... in catch rates in various areas and years were observed. The highest catch rates (4-5 t/h) occurred near ...
Meeting Document : WG-EMM-00/17 : Author(s): E. Jackowksi (Poland)
-
Marine debris collected at Cape Shirreff, Livingston Island, during the Antarctic season 1993/94
, Canada, Chile, Greece, Korea, and USA, which are added to other previous ones from Argentine, Brazil ... , Greece, Korea, and USA, which are added to other previous ones from Argentine, Brazil, China, England ... and store the greatest part of marine debris got together during several years from different areas ... the greatest part of marine debris got together during several years from different areas of the Southern Ocean ...
Meeting Document : CCAMLR-XIII/BG/17 : Author(s): Delegation of Chile
-
ASSESSMENT OF PATAGONIAN TOOTHFISH POPULATION IN THE NORTH OF SUBAREA 48.4 USING DATA FROM A FOUR-YEAR TAGGING EXPERIMENT
in some years; 6. Analysis of tagging and biometric data suggests that D. eleginoides at 48.4 have similar ... FROM A FOUR-YEAR TAGGING EXPERIMENT Approval: Approved ... development in 2008/09 suggests that D. eleginoides may spawn in the North of 48.4 in some years; 6. Analysis ... -YEAR TAGGING EXPERIMENT ...
Meeting Document : WG-FSA-09/17 : Author(s): J. Roberts and D.J. Agnew (United Kingdom)
-
Expert Workshop on Pelagic Spatial Planning for the eastern subantarctic region (Domains 4, 5 and 6)
(Domains 4, 5 and 6)” was held in Cape Town (South Africa) between 26th and 30th August 2019. The workshop ... aggregations of seabirds and seals found at the islands, attract various other animals, e.g. several cetaceans ... 4, 5 and 6)” was held in Cape Town ( South Africa) between 26th and 30th August 2019. The workshop developed ... aggregations of seabirds and seals found at the islands, attract various other animals, e.g. several cetaceans ...
Meeting Document : SC-CAMLR-38/BG/29 : Author(s): A.B. Makhado, A. Lowther, P. Koubbi, I. Ansorge, C. Brooks, C. Cotté, R. Crawford, S. Dlulisa, F. d’Ovidio, S. Fawcet, D. Freeman, S. Grant, J. Huggett, M. Hindell, P.A. Hulley, S. Kirkman, T. Lamont, M. Lombard, M.J. Masothla, M.-A. Lea, W.C. Oosthuizen, F. Orgeret, R. Reisinger, T. Samaai, S. Sergi, K. Swadling, S. Somhlaba, A. Van de Putte, C. Von de Meden and D. Yemane
-
Characterisation of the exploratory fishery on Dissostichus spp. between the 2004/05 and 2016/17 fishing seasons in Division 58.4.3.a
Abstract: Exploratory fishing in Division 58.4.3.a is conducted by two vessels using longlines ... Exploratory fishing in Division 58.4.3.a is conducted by two vessels using longlines: &ldquo ...
Meeting Document : WG-SAM-17/20 : Author(s): J.-B. Lecomte, R. Sinegre, A. Rigaud and T. Okuda
-
Proposal for further trials aimed at reducing Macrourus spp. by catch on autoliners targeting D. eleginoides with longlines around South Georgia
intend to trial two alternative configurations against IW systems in 48.3 in the 2007/08 fishing season ... two alternative configurations against IW systems in 48.3 in the 2007/08 fishing season: non-IW ...
Meeting Document : WG-FSA-07/30 : Author(s): Delegation of the United Kingdom
-
On the accuracy of the pellet analysis method to estimate the food intake in the Antarctic shag Phalacrocorax bransfieldensis
Phalacrocorax bransfieldensis was tested at two localities of the South Shetland Islands. F or such purpose ... bransfieldensis was tested at two localities of the South Shetland Islands. F or such purpose, the results from ...
Meeting Document : WG-EMM-97/61 : Author(s): Casaux, R.
-
THE HISTOLOGICAL ANALYSIS OF OOGENESIS AND MATURITY OF ANTARCTIC TOOTHFISH FROM THE ROSS SEA
contained two groups of vitellogenous oocytes. The large oocytes of the nearest spawning season with average ... contained two groups of vitellogenous oocytes. The large oocytes of the nearest spawning season with average ...
Meeting Document : WG-FSA-09/26 : Author(s): S.V. Piyanova and A.F. Petrov (Russia)