Search results
-
Natural fluctuations in the abundance of krill with due regard to global climate changes in the southern hemisphere: forecasting possibilities
Abstract: The eco systematic studies in biology and hydrology conducted in the Atlantic sector of ... the South Ocean in recent years made it possible for scientists to establish a rather clear ... relationship among the winter and spring ice cover variations, summer water surface temperature, and " ... ;success" in the reproduction of krill (Euphausia superba) and salp (Salpa tompsoni) (SC-CAMLR-XVI4 ...
Meeting Document : WG-EMM-98/52 : Author(s): K. Shust (Russia)
-
Preliminary results from a study examining spatial structure and connectivity in Patagonian toothfish (Dissostichus eleginoides) in the South Atlantic section of the Southern Ocean
Abstract: Using the High Resolution laser-ICPMS at Old Dominion University, we sampled the edge ... of otoliths from Patagonian toothfish (Dissostichus eleginoides), and examined whether the elemental ... signatures could discriminate between geographic locations along the Scotia Arc and along the eastern South ... American continental shelf near the Falkland Islands. Furthermore, we examined the elemental signatures of ...
Meeting Document : WG-FSA-03/86 Rev. 1 : Author(s): J.R. Ashford (USA), A. Arkhipkin (United Kingdom) and C.M. Jones (USA)
-
Sea surface temerature anomalies near South Georgia: relationships with the South Atlantic and the Pacific El Niño regions
Abstract: The sea surface temperature dataset of Reynolds and Smith (1994) was used to describe ... variability around South Georgia. High levels of autocorrelation were evident in the sea surface temperature ... anomalies, with periodicity evident at a lag period of 4 years. To the north of the island significant ... approximately encompassed the Georgia Basin. Crosscorrelation analyses with indices describing the El Niñio ...
Meeting Document : WS-AREA 48-98/10 : Author(s): P. Trathan and E.J. Murphy (UK)
-
Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–11
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs ... 88.2A–B), using revised catch, catch-at-age, and tag-recapture data for the 2010–2011 seasons. The 2011 ... reference model using the selected trips tag data gave a similar, but slightly higher estimate of initial ...
Meeting Document : WG-FSA-11/42 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
-
Revision of biological and population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a comprehensive survey of fishing grounds and recruitment areas in the region
Abstract: Based on a survey of Dissostichus eleginoides in the Heard Island region in April 1999 ... and information from an observer program on the commercial fishery begun in 1997, this paper aims (i ... ) to provide an assessment of biomass and stock structure in the vicinity of Heard, (ii) to examine the ... relationship between commercial fishing grounds and the wider plateau and banks where surveys have been ...
Meeting Document : WG-FSA-99/68 : Author(s): A.J. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
-
Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B ... ), using revised catch, CPUE, catch-at-age and tag-recapture data from New Zealand vessels. The updated ... entirely due to the impact of the catch-at-age data from the shelf fishery. Parameterising the model to ...
Meeting Document : WG-FSA-06/60 : Author(s): A. Dunn and S.M Hanchet (New Zealand)
-
Standardised CPUE analysis of Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2004/05
Abstract: The Ross Sea toothfish fishery has operated during the Antarctic summer (November–May ... per hook) have been carried out in 2004 calculated CPUE indices for the 1997–98 to 2003–04 fishing ... years in Subarea 88.1 and 88.2. This report revises and updates the previous analysis with the addition ... of data from the 2005 season for the Ross Sea (Subarea 88.1 and SSRUs 88.2 A–B) using data sets based ...
Meeting Document : WG-FSA-05/32 : Author(s): A. Dunn and N.L. Phillips (New Zealand)
-
The applicability of international conservation instruments to the establishment of marine protected areas in Antarctica
, and thus include Antarctica within the scope of a worldwide system of marine protected areas. However ... or even impossible because of the area’s unique political situation and existing regimes. The ... provisions of many international conservation agreements are designed to be implemented through the national ... jurisdiction of adhering States within their territorial waters or exclusive economic zones, based on the ...
Meeting Document : SC-CAMLR-XXIII/BG/30 : Author(s): Delegation of the United Kingdom
-
The ‘CAML/SCAR-MarBIN Biogeographic Atlas of the Southern Ocean’
Abstract: The "CAML / SCAR-MarBIN Biogeographic Atlas of the Southern Ocean" Claude De ... , developing the bio/ecoregionalisation of the Southern Ocean, designing marine protected areas, conducting ... comparative biogeographic analyses or discovering marine biodiversity hotspots. At the end of five years of ... extensive biodiversity exploration and assessment by the Census of Antarctic Marine Life (www.caml.aq), with ...
Meeting Document : WS-MPA-11/15 : Author(s): C. De Broyer (Belgium) and P. Koubbi (France)
-
The Role of Fish as Predators of Krill (Euphausia superba) and Other Pelagic Resources in the Southern Ocean
Abstract: First attempts were made in the early 1980’s to estimate the krill and pelagic food ... consumption by Antarctic demersal fish. These estimates were extended to the mesopelagic realm and the high ... -Antarctic Zone in the late 1980’s and early 1990’s when these areas were exploited commercially and a larger ... number of food studies were conducted. Currently, the best estimates of krill consumption by fish are 23 ...
Meeting Document : CCAMLR-IWC-WS-08/09 : Author(s): Collins, M.A., Williams, R., Agnew, D.J., Kock, K.-H., Belchier, M., Shust, K.V., Welsford, D., Hanchet, S., Pshenichnov, L., Barrera-Oro, E.