Search results
-
Disentangling the influence of three major threats on the demography of an albatross community
threats on the demography of seabird communities is vital for evidence-based conservation. Using 20 years ... on the demography of seabird communities is vital for evidence-based conservation. Using 20 years of capture ... by high density of rabbits Oryctolagus cuniculus explained 20.0-75.6% of the temporal variability ... . Habitat degradation caused by high density of rabbits Oryctolagus cuniculus explained 20.0-75.6 ...
Meeting Document : WG-FSA-2019/34 : Author(s): J.B. Cleeland, D. Pardo, B. Raymond, G.N. Tuck, C.R. McMahon, R.A. Phillips, R. Alderman, M.-A. Lea and M.A. Hindell
-
Demography and population trends of the Atlantic yellow-nosed albatross
two study colonies on Gough Island and Tristan da Cunha for 20 years. Annual variation in the number ... study colonies on Gough Island and Tristan da Cunha for 20 years. Annual variation in the number ... populations have trended downward at around 1.2% per year. The number of established breeders on Gough Island ... populations have trended downward at around 1.2% per year. The number of established breeders on Gough Island ...
Meeting Document : WG-FSA-03/37 : Author(s): R. Cuthbert (United Kingdom), P.G. Ryan, J. Cooper (South Africa) and G. Hilton (United Kingdom)
-
A new method for the measurement of Antarctic krill Euphausia superba Dana from predator food samples
as a predictor of total length is highly recommended for animals where total length measurement would ... be inaccurate, providing that the animal may be staged. Author(s): H.J. Hill (United Kingdom) Title: A new ... of total length is highly recommended for animals where total length measurement would be inaccurate ... , providing that the animal may be staged. ...
Meeting Document : WG-CEMP-90/40 : Author(s): H.J. Hill (United Kingdom)
-
Exploratory analysis of acoustic data from the Ross Sea
could be compared with longline catches. Each ‘line’ recording was between 20 and 50 min long ... January 2003, and the occurrence of a double bottom echo caused by too high a ping rate from 23–30 January ... with a slope of 20º. The problem of the acoustic deadzone was worsened by the occurrence of side-lobe echoes ... types of pelagic layers were present in most acoustic recordings: a dense shallow layer between 30 ...
Meeting Document : WG-FSA-SAM 03/9 : Author(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand)
-
A SIMULATION MODEL FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES
the level that can naturally restore the original structure and function within 20 years. It does ... above the level that can naturally restore the original structure and function within 20 years.  ...
Meeting Document : WG-SAM-09/21 : Author(s): A.J. Constable (Australia)
-
Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2012/13
during summer only; 25 November 2012 to 20 March 2013) recorded a total of 13 items of beached marine ... years of summer surveys at Signy Island, possibly due to sea-ice coverage at the three survey beaches ... during summer only; 25 November 2012 to 20 March 2013) recorded a total of 13 items of beached marine ... years of summer surveys at Signy Island, possibly due to sea-ice coverage at the three survey beaches ...
Meeting Document : SC-CAMLR-XXXII/BG/05 : Author(s): Delegation of the United Kingdom
-
New page in the Antarctic krill fishing (Translation from The Fishing Industry of Ukraine, 1–2/2007: 11–14)
Abstract: Antarctic krill (Euphausia superba) is one of the largest marine resources of animal ... Antarctic krill (Euphausia superba) is one of the largest marine resources of animal origin protein ...
Meeting Document : SC-CAMLR-XXVI/BG/26 : Author(s): Delegation of Ukraine
-
ANTARCTIC FUR SEAL PUP PRODUCTION AND POPULATION TRENDS IN THE SOUTH SHETLAND ISLANDS WITH SPECIAL REFERENCE TO SOURCES OF ERROR IN PUP PRODUCTION ESTIMATES
to 30 days after the median date of pupping was estimated for the years 1997-2007 at 4.5% (±0.60). Adult ... to 30 days after the median date of pupping was estimated for the years 1997-2007 at 4.5% (±0.60 ... with previous censuses over a 20yr period (1987, 1992, 1994, and 1996) indicates the rate of increase in fur ... the water (~30d after the median date of pupping [MDP]). Leopard seal predation for the first 75d post MDP ...
Meeting Document : WG-EMM-PSW-08/14 : Author(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A. Miller, J. Santora, D. Costa (USA) and P. Diaz (Chile)
-
Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
, normally between 1 and 4 animals and have a relatively lower impact on catches, depressing CPUE by up to 20 ... , normally between 1 and 4 animals and have a relatively lower impact on catches, depressing CPUE by up to 20 ... normally of 4 to 10 animals, and often appear to actively seek out fishing vessels and ‘strip’ the line ... %. Sperm whales have been more frequently encountered in recent years, occurring in larger pod sizes ...
Meeting Document : WG-FSA-10/P06 : Author(s): J. Moir Clark and D.J. Agnew
-
Entanglement of Antarctic fur seals (Arctocephalus gazella) in man made debris at Bird Island, South Georgia, during the 2006 winter and 2006/07 breeding season
entanglements (41) and animals with severe wounding (20) was the highest recorded in 14 years, whilst the recent ... . The increase in the number of winter entanglements (41) and animals with severe wounding (20) was the highest ... recorded in 14 years, whilst the recent escalation in summer entanglements since 2004/05 is also a cause ...
Meeting Document : SC-CAMLR-XXVI/BG/17 : Author(s): Delegation of the United Kingdom