Résultats de la recherche
-
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)
-
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
-
Ecoregionalisation of the Kerguelen and Crozet islands oceanic zone. Part II: The Crozet oceanic zone
Abstract: This report is a presentation of environmental information on the Crozet oceanic zone ... that was obtained during the CROMEBA project (CROzet Marine Ecosystem Based Management). This project ... aims to determine the prerequisites at the environmental or biodiversity levels to propose new ... conservation measures that would expand geographically in the EEZ the actual National Marine Nature Reserve ...
Meeting Document : WG-EMM-16/54 : Auteur(s): P. Koubbi, C. Mignard, R. Causse, O. Da Silva, A. Baudena, C. Bost, C. Cotté, F. D'Ovidio, A. Della Penna, K. Delord, S. Fabri-Ruiz, M. Ferrieux, C. Guinet, C. Lo Monaco, T. Saucède and H. Weimerskirch
-
Update on the conservation status, distribution and priorities for albatrosses and petrels in the CCAMLR area
population declines. The population trends of a large proportion of 16 ACAP species with significant ... distribution in the CCAMLR area are still uncertain or showed declines during the last two decades, and two ... thirds of the total is listed by the IUCN as threatened. The greatest threat to the ACAP species is ... seabird bycatch in the area under its jurisdiction to negligible levels. However, the species distributed ...
Meeting Document : SC-CAMLR-XXXVII/BG/10 : Auteur(s): Submitted by the ACAP Secretariat
-
On the use of baited remote underwater video to study Antarctic toothfish distribution under the sea-ice: from data collection to processing
Abstract: While fishery-dependent data represents the preferential way to collect geographically ... spreadtime series of data to study the Antarctic toothfish, it is limited to areas where commercial fishing ... is permitted either by management or vessel operational constraints. The use of Baited Remote ... Underwater Video (BRUV) allows a solution to this problem. Thanks to the collaboration between New Zealand ...
Meeting Document : WG-EMM-2019/50 : Auteur(s): D. Di Blasi, S. Canese, E. Carlig, L. Ghigliotti, S.J. Parker and M. Vacchi
-
Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
Abstract: Juveniles of the macrourid rattail Macrourus whitsoni were collected by the NIWA ... research vessel Tangaroa during the BioRoss survey of the Western Ross Sea and Balleny Islands, with the ... purpose of analyzing the otoliths to generate more accurate age estimates for this species. Intensive ... analysis of otoliths from small specimens greatly increased confidence in the interpretation of the zone ...
Meeting Document : WG-FSA-05/20 : Auteur(s): P.M. Marriott, M.J. Manning and P.L. Horn (New Zealand)
-
Program of research to improve the seabird by-catch mitigation effectiveness of the Spanish system of longline fishing
Abstract: This document seeks the approval of CCAMLR for a research plan to improve the seabird ... by-catch mitigation effectiveness of the Spanish system of longline fishing. The plan also aims to ... reduce the amount of fishing gear (and ghost fishing) lost in benthic habitats by Spanish system vessels ... in the Convention area and, potentially, in other fisheries where Spanish system vessels operate. A ...
Meeting Document : WG-FSA-05/12 : Auteur(s): G. Robertson (Australia) and C. Moreno (Chile)
-
Exploitation of the marine environment by two sypatric albatrosses in the Pacific Southern Ocean
Abstract: The marine habitat exploited by black-browed Diomedea melanophyrs and grey-headed ... . Data were analysed in relation to the bathymetry and sea-surface temperature of the foraging zones ... . Black-browed albatrosses spent 55% of their time on the Campbell Plateau but also carried out long ... foraging trips to the Polar Front and Antarctic Zone at a distance of over 2000 km. They relied heavily on ...
Meeting Document : WG-FSA-04/59 : Auteur(s): S.M. Waugh (New Zealand), H. Weimerskirch, Y. Cherel (France), U. Shankar (New Zealand), P.A. Prince (United Kingdom) and P.M. Sagar (New Zealand)
-
Distribution, biological characteristics and biomass of mackerel icefish based on the results of the trawling survey carried out at RV Atlantida in February 2000
Abstract: The results of mackerel icefish (Champsocephalus gunnari) trawling survey carried out ... C.gunnari were feeding. In all parts of the Subarea, except the North-Western one, C. gunnari of 22-28 cm in ... length and 2-3 years old predominated. Fish biomass distributed near the bottom estimated with different ... methods amounted to 47-87 thous.t. The estimation also was presented taking into account catchability ...
Meeting Document : WG-FSA-00/51 : Auteur(s): Zh.A. Frolkina and P.S. Gasiukov (Russia)