Resultados de la búsqueda
-
Acoustic estimates of krill abundance at South Georgia, 1981–1998
Abstract: Acoustic estimates of abundance of the Antarctic krill, Euphausia superba, at South ... includes some previously published estimates arising from cruises where determination of krill density was ... subsidiary during other studies of the pelagic ecosystem at South Georgia. Krill abundance at the island ... and 1994 austral summer seasons were characterised by particularly low abundances of krill. For five ...
Meeting Document : WS-AREA 48-98/9 : Autor(es): A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK)
-
IMPROVING ESTIMATES OF ADÉLIE PENGUIN BREEDING POPULATION SIZE: DEVELOPING FACTORS TO ADJUST ONE-OFF POPULATION COUNTS FOR AVAILABILITY BIAS
Abstract: It is widely recognised that the interpretation of counts of penguin populations at ... times within a breeding season to minimise bias in estimates of the breeding population has long been ... the collection of adjustment data. This was recognised at the recent Predator Survey workshop, where ... the collection of adjustment data to improve estimation of penguin abundance was identified as a ...
Meeting Document : WG-EMM-09/38 : Autor(es): C. Southwell, J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery (Australia)
-
Are we there yet? Evaluating and reporting progress towards a Representative System of Marine Protected Area across the CAMLR Convention Area
Abstract: In 2008, CCAMLR agreed that the establishment of a representative system of marine ... Commission can be kept informed of progress towards this goal using a relatively short list of simple ... contributions towards a RSMPA, however we are not there yet. Establishment of the proposed MPAs in Domain 1 ... , Weddell Sea and East Antarctica would make significant contribution towards a RSMPA under a scientific ...
Meeting Document : WS-SM-18/14 : Autor(es): D.C. Welsford
-
Are we there yet? Evaluating and reporting progress towards a Representative System of Marine Protected Area across the CAMLR Convention Area
Abstract: In 2009, CCAMLR agreed that the establishment of a representative system of marine ... Commission can be kept informed of progress towards this goal using a relatively short list of simple ... contributions towards a RSMPA, however we are not there yet. Establishment of the proposed MPAs in Domain 1 ... , Weddell Sea and East Antarctica would make significant contribution towards a RSMPA under a scientific ...
Meeting Document : WG-EMM-18/31 : Autor(es): D.C. Welsford
-
First global census of the Adélie penguin
Abstract: We report on the first global census of the Adélie Penguin (Pygoscelis adeliae ... ), achieved using a combination of ground counts and satellite imagery, and find a breeding population 53 ... report on 17 previously unknown colonies. We think 11 of these previously unknown colonies may be recent ... colonizations. These recent colonizations represent approximately 5% of the increase in known breeding ...
Meeting Document : WG-EMM-14/P05 : Autor(es): H.J. Lynch and M.A. LaRue
-
Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set
was apparently due to loss of large aggregates from the upper water column. Within the 1993-2001 ... assess seasonal variations in distribution, abundance and demography of Antarctic krill (Euphausia ... superba) and salps (Salpa thompsoni), and distribution and abundance of biomass dominant copepod species ... . Increased abundance relative to 1999 resulted in part from recruitment of the 1998/99 and 1999/2000 year ...
Meeting Document : WG-EMM-01/45 : Autor(es): V. Loeb (USA)
-
UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)
significant loss of information. Pooling the ALKs in this way meant that all commercial catch data could be ... Abstract: The integrated assessment of Patagonian toothfish, Dissostichus eleginoides, for the ... ) analysis of the age-length frequency data suggested that ALKs could be pooled across sub-fisheries without ... coefficient of variation (CV) for the abundance-at-age, assuming a lognormal distribution, each took into ...
Meeting Document : WG-FSA-09/20 : Autor(es): S.G. Candy and D.C. Welsford (Australia)
-
Fulfilling CCAMLR’s commitment to create a representative system of Marine Protected Areas
Abstract: The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) first ... committed to adopting a representative network of marine protected areas (MPAs) in 2009. This paper ... adoption and entry into force of the Ross Sea MPA, ASOC calls on CCAMLR to make swift progress towards ... adopting a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR ...
Meeting Document : CCAMLR-XXXVII/BG/36 : Autor(es): Submitted by ASOC
-
Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: Report of the ICED–CCAMLR Projections Workshop, 5 to 7 April 2018
by 2100; Under a high emissions scenario the warming and loss of sea ice is expected to result in a ... Abstract: Climate change will alter the structure and functioning of Southern Ocean ecosystems ... , affect the ecosystem services they provide, and therefore require development of conservation and ... Southern Ocean (ICED) programme and CCAMLR brought together a range of ecologists, physical and ecological ...
Meeting Document : SC-CAMLR-XXXVII/BG/16 : Autor(es): E. Murphy, N. Johnston, S. Corney and K. Reid
-
Krill distribution patterns in the Atlantic sector of the Antarctic during the CCAMLR-2000 Survey
medium sized juvenile and subadult krill mainly occurred east of the South Orkney Islands. Adult krill ... Abstract: The international CCAMLR Survey 2000 was conducted to support an updated estimate of ... the large scale krill biomass in the South Atlantic Sector of the Antarctic. Four vessels from Japan ... of acoustic targets. Analyses on the combined data sets from the net sampling program indicate that ...
Meeting Document : WG-EMM-00/6 Rev. 1 : Autor(es): V. Siegel (Germany), S. Kawaguchi (Japan), F. Litvinov (Russia), V. Loeb (USA) and J. Watkins (United Kingdom)