Résultats de la recherche
-
The diet of black-browed albatrosses at the Diego Ramirez Islands, Chile
Abstract: The diet of black-browed albatrosses was studied at Gonzalo Island, Diego Ramirez ... , Chile, during the early chick-rearing period of 2000, 2001 and 2002. Diet composition was determined by ... similar throughout the study, with diet being dominated by fish in all three years. Overall, the main ... items taken were the fishes Macruronus magellanicus (66-89% by mass) and Micromesistius australis (2.6 ...
Meeting Document : WG-FSA-03/9 : Auteur(s): J. Arata (Chile) and J.C. Xavier (United Kingdom)
-
Report of the Workshop for the International Coordinated Survey in conjunction with CCAMLR-2000 Survey
Abstract: Vessels from Japan, Republic of Korea, Peru and the USA had participated in the conduct ... with CCAMLR 2000 survey. Time-series acoustic data from the coordinated survey were analyzed. Excluding ... the highest and lowest surveys, biomass densities on three remaining surveys were 49.2 g m-2 (CV 19.5 ... each of the surveys are presented, and examination of these maps suggests three consistent area of high ...
Meeting Document : WG-EMM-01/68 : Auteur(s): Delegations of Japan, Rep. of Korea, USA and Peru
-
Status of the Polish FIBEX acoustic data from the west Atlantic
Abstract: Acoustic data from the Polish FIBEX survey in the West Atlantic were examined to check ... the consistency of krill abundance estimates against the results of the other FIBEX survey vessels ... . The results indicated that there was a high level of consistency between the results from the Polish ... vessel and those from the other vessels that operated in the Peninsula region and in the West Atlantic ...
Meeting Document : WG-EMM-98/30 : Auteur(s): P.N. Trathan (UK), J. Kalinowski (Italy) and I. Everson (UK)
-
Preliminary acoustic results from the New Zealand IPY-CAML survey of the Ross Sea region in February-March 2008
Abstract: During February and March 2008 New Zealand carried out a major research voyage into the ... Ross Sea region in support of the International Polar Year Census of Antarctic Marine Life (IPY-CAML ... ). The 50 day voyage on the research vessel Tangaroa involved an extensive survey of marine organisms ... from viruses to pelagic and demersal fish and cephalopods in depths from the surface down to 3500 m ...
Meeting Document : SG-ASAM-09/05 : Auteur(s): R. O’Driscoll, G. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet (New Zealand)
-
PROPERTIES OF KRILL DISTRIBUTION IN PELAGIC AND COASTAL SSMUs OF THE SOUTH ORKNEY ISLANDS SUBAREA ACCORDING TO THE DATA OF SCIENTIFIC OBSERVATIONS AND FISHERY
Abstract: In this paper the krill spatial distribution in the in coastal and pelagic SSMUs of the ... presented based on the CCAMLR 2000 Survey data. It is shown, that despite the high biomass concentrated in ... the South Orkney Pelagic Area (SOPA) during the CCAMLR 2000 Survey, the krill aggregation patterns did ... not meet the requirements of the present day fishery. Krill distribution and water mass circulation ...
Meeting Document : WG-EMM-08/55 : Auteur(s): S.M. Kasatkina and V.N. Shnar (Russia)
-
COMPARISON OF THE BIOMASS OF ANTARCTIC KRILL, (EUPHAUSIA SUPERBA), AROUND THE SOUTH SHETLAND AND SOUTH ORKNEY ISLANDS IN THREE YEARS: 1999, 2000 AND 2008
2008 to calculate the biomass and demographic characteristics of Antarctic krill (Euphausia superba ... ) surrounding the South Orkney and South Shetlands Islands. Net tow data show that length frequency ... distributions of krill between Elephant Island and the South Orkney Islands were similar. The similarity in ... may be useful in deriving biomass estimates for the South Orkney Islands in 1999. We use a simple ...
Meeting Document : WG-EMM-08/26 : Auteur(s): C. Reiss and A. Cossio (USA)
-
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 ... scats collected during the 1995/96 and 1996/97 summer seasons respectively. Overall, fish were the most ... coincides well with the observed in 1996/97, but in 1995/96 krill was the most important prey also by mass ...
Meeting Document : WG-EMM-97/60 : Auteur(s): Carlini, A., Baroni, A., Casaux, R.
-
Biological acoustic survey in the marginal ice edge zone of the Bellingshausen Sea
Abstract: An acoustic survey at 38 and 120 kHz was carried out from RRS Discovery in the ... Bellingshausen Sea from 23 November to 7 December 1992 as part of the UK Joint Global Ocean Flux Study (JGOFS ... described from the chart record of the echo sounder. Mean Volume Backscattering Strength data were collected ... using an echo integration system. These data are used to describe the spatial and temporal variability ...
Meeting Document : WG-Krill-94/32 : Auteur(s): A.W.A. Murray, J.L. Watkins and D.G. Bone (United Kingdom)
-
Precautionary spatial protection to facilitate the scientific study of habitats and communities under ice shelves in the context of recent, rapid, regional climate change
Abstract: Recent, rapid climate change is now well documented in the Antarctic, particularly in ... the Antarctic Peninsula region. One of the most evident signs of climate change has been ice shelf ... collapse; overall, 87% of the Peninsula’s glaciers have retreated in recent decades. Ice shelf collapse ... will lead to the loss of existing marine habitats and the creation of new habitats. In general, fauna ...
Meeting Document : WG-EMM-12/34 : Auteur(s): P.N Trathan, S.M. Grant (United Kingdom), V. Siegel and K.-H. Kock (Germany)
-
A brief review of information relevant to the establishment of a Krill Research Zone within the proposed Ross Sea Region Marine Protected Area
Abstract: At the close of the Commission for the Conservation of Antarctic Marine Living ... Resources meeting in 2015, New Zealand and the United States introduced a revision to the proposed Ross Sea ... Region Marine Protected Area (RSRMPA) that included the addition of a Krill Research Zone (KRZ). A ... central aim of the proposed KRZ is to enhance research opportunities within the RSRMPA. To provide a ...
Meeting Document : WG-EMM-16/49 : Auteur(s): E.S. Klein and G.M. Watters