Search results
-
Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
in a newly-planned five-year series of observations designed to complement and extend an existing time series ... , north-east and south-west of the island. Together these surveys provided temporally and spatially ... that is consistent with observations from previous years, krill density in the western box mid-season was less than ... -year series of observations designed to complement and extend an existing time series maintained ...
Meeting Document : WG-EMM-01/15 : Author(s): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)
-
Committee for Environmental Protection: 2018 Annual Report to the Scientific Committee of CCAMLR
for Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit ... : Committee for Environmental Protection: 2018 Annual Report to the Scientific Committee of CCAMLR Microsoft ... for Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit ... Committee for Environmental Protection: 2018 Annual Report to the Scientific Committee of CCAMLR ...
Meeting Document : SC-CAMLR-XXXVII/BG/03 : Author(s): CEP Observer to SC-CAMLR, Dr P. Penhale (USA)
-
Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1992 winter and 1992/93 pup-rearing season
an unprecedented number of 97 entangled seals were seen, a ten-fold increase on the previous two years ... and with twice as many seals suffering serious injuries. Almost all animals involved were juvenile males ... , the main element of the population seen ashore at Bird Island at this time of year. In the summer, 84 ... of seal affected (60% juvenile males, 30% adult females) and the severity of injuries (40% serious ...
Meeting Document : SC-CAMLR-XII/BG/06 : Author(s): Delegation of United Kingdom
-
Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
below 20% of its pre-fishing median level over a twenty-year period, called the ‘threshold ... ). When natural mortality was held con- stant at 0.8 but CVs of 10%, 20% and 30% were added ... an order of magni- tude from 1992 to 2010 (Kinzey et al., 2011), so a high-abundance year with 20 ... on P ro po rti on P ro po rti on P ro po rti on P ro po rti on 20 30 40 ... proportional recruitment of krill. In this study, krill sampling data for empirical size frequencies were ... . The annual proportions of krill less than 36 mm in length to the total captured in net samples in four ... proportional recruitment in the CCAMLR study areas was similar to the variability in other krill studies and in ... the annual size distributions of krill in penguin diets. Simulations with either no fishing, or with ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
-
Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys
Abstract: Zones of 20 km width are defined around selected colonies of penguins distributed ... was taken within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 75 ... that for some years, months and zones of distance from the shore the catch of krill is 50% or more of the land ... Zones of 20 km width are defined around selected colonies of penguins distributed around the coasts ...
Meeting Document : SC-CAMLR-X/BG/07 : Author(s): Secretariat
-
Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys, 1987-1990
Abstract: Zones of 20 km width are defined around selected colonies of penguins distributed ... within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 75% of the catch ... years, months and zones of distance from the shore the catch of krill is 50% or more of the land-based ... Zones of 20 km width are defined around selected colonies of penguins distributed around the coasts ...
Meeting Document : WG-CEMP-91/25 : Author(s): D.J. Agnew (Secretariat)
-
Pygoscelis penguin colonies census in the Vernadsky Antarctic station area (Statistical Subarea 48.1)
provided during 2017-2018 breeding season. The Pygoscelis penguins in the region of research are mainly ... observed throughout the area during recent years. The nesting of the Antarctic penguin in the region ... during 2017-2018 breeding season. The Pygoscelis penguins in the region of research are mainly gentoo ... observed throughout the area during recent years. The nesting of the Antarctic penguin in the region ...
Meeting Document : WG-EMM-18/25 : Author(s): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy and G.P. Milinevsky
-
Pygoscelis penguin census in the Vernadsky Antarctic station area
been provided during 2017-2018 breeding season. The most abandoned Pygoscelis penguin species ... species, which has been observed throughout the area during recent years. The nesting of the Antarctic ... provided during 2017-2018 breeding season. The most abandoned Pygoscelis penguin ... of the Adelie species, which has been observed throughout the area during recent years. The nesting ...
Meeting Document : SC-CAMLR-XXXVII/BG/06 : Author(s): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy, G.P. Milinevsky and E.O. Dykyy
-
The development of Research and Monitoring Plan for CCAMLR MPAs
Abstract: China submitted its first paper (CCAMLR-XXXVII/32) in 2018 to CCAMLR on the development ... perspective, taking into serious consideration of inputs received last year. Author(s): Delegation ... Microsoft Word File: e-sc-38-20.docx Approval: Approved Secretariat Workflow Status: Content Approved ... China submitted its first paper (CCAMLR-XXXVII/32) in 2018 to CCAMLR on the development ...
Meeting Document : SC-CAMLR-38/20 : Author(s): Delegation of the People’s Republic of China
-
Review of biological parameters for Ross Sea skates
is: TLt = 101.3(1? e?0.308[t+1.30]). The best estimate of longevity in A. georgiana is 14 years. However ... this may be a considerable underestimate, and true longevity may exceed 20 years. Age at sexual maturity ... (1 ? e?0.308[t+1.30]). The best estimate of longevity in A. georgiana is 14 years. However this may ... be a considerable underestimate, and true longevity may exceed 20 years. Age at sexual maturity for A. georgiana ...
Meeting Document : WG-FSA-06/31 : Author(s): M.P. Francis (New Zealand)