Resultados de la búsqueda
-
Anthropogenic feather soiling, marine debris and fishing gear associated with seabirds at Bird Island, South Georgia, 1998/99
levels of previous years for all other species, except giant petrels, which increased by 75% from the ... previous maximum. Plastic debris remained within the levels of previous years for all species except grey ... sixth year of standardised recording, an unprecedented quantity of line originating from fishing vessels ...
Meeting Document : SC-CAMLR-XVIII/BG/07 : Autor(es): Delegation of the United Kingdom
-
An inter-laboratory comparison of ages estimated for Dissostichus eleginoides using otoliths
years or less of each other. Variation in estimates between readers did not increase markedly with age ... full age range, indicating differences in the criteria used to interpret the first few years of age ...
Meeting Document : WG-FSA-99/56 : Autor(es): J. Ashford (United Kingdom) and P. Horn (New Zealand)
-
Acoustic estimates of krill abundance at South Georgia, 1981–1998
of the years between 1990 and 1998 it was possible to calculate separate biomass estimates for the ... north-eastern and north-western ends of South Georgia. In four of these years biomass was higher to the ... fluctuated widely from year to year over this time, ranging from?2 to? 150 gm-2 (wet weight). The 1982, 1991 ...
Meeting Document : WS-AREA 48-98/9 : Autor(es): A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK)
-
Preliminary model of krill fishery behaviour in Subarea 48.1
the management option of closing the zones around Livingston and Elephant Islands in alternate years ... concentrated in foraging areas of land-based predators in alternate years under this scenario. Author(s): D.J ...
Meeting Document : WG-KRILL-93/14 : Autor(es): D.J. Agnew (Secretariat)
-
Antarctic sea ice losses drive gains in benthic carbon drawdown
Peninsula in the last few years has exposed new open water, allowing large blooms of phytoplankton to ... phytoplankton die and sink to the sea-bed where the carbon is sequestered for thousands of years. This carbon ... drawdown per year on the West Antarctic continental shelf. Carbon accumulation differs significantly ...
Meeting Document : SC-CAMLR-XXXIV/BG/34 : Autor(es): Delegation of the United Kingdom
-
Calendar of meetings of relevance to the Commission in 2010/11
Author(s): Secretariat Title: Calendar of meetings of relevance to the Commission in 2010/11 Approval: Approved
Meeting Document : CCAMLR-XXIX/BG/30 Rev. 1 Rev. 1 : Autor(es): Secretariat
-
Management arrangements in place for Statistical Division 58.5.2 – Heard Island and McDonald Islands
Author(s): Delegation of Australia Title: Management arrangements in place for Statistical Division 58.5.2 – Heard Island and McDonald Islands Approval: Approved Secretariat Workflow Status: Content Approved Document Release Consent: Yes Delegation responsibility for releasing documents:
Meeting Document : SC-CAMLR-XXXIII/BG/30 Rev. 1 : Autor(es): Delegation of Australia
-
Modelling the impact of fishery by-catches on albatross populations
tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ...
Meeting Document : WG-FSA-01/18 : Autor(es): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
-
Characterisation of the Antarctic polar frontal zone to the north of South Georgia in summer 1994
30 days suggested that the surface expression of the PF had shifted southward by approximately 35 km ... . The area where these two flows meet was found to be variable over the 30-day timescale of the cruise ...
Meeting Document : WG-EMM-97/40 : Autor(es): Brandon, M.A., Trathan, P.N., Murphy, E.J.
-
The fish diet of black-browed albatross Diomedea melanophrys and grey-headed albatross D. chrysostoma at South Georgia
1986 and 1994. Fish represented 30% and 72% by mass of the diet of black-browed albatrosses and 14% and ... estimated biomass) with Magnisudis prionosa (30%) and Champsocephalus gunnari (12%) also making substantial ...
Meeting Document : WG-EMM-96/11 : Autor(es): Reid, K., Prince, P.A., Croxall, J.P.