Search results
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Results of the seventh Ross Sea shelf survey to monitor abundance of Antarctic toothfish in the southern Ross Sea, January 2018, and notification for research in 2018/19
to the average index early in the time series, and length and age frequency data showed the progression ... to the average index early in the time series, and length and age frequency data showed the progression ...
Meeting Document : WG-SAM-18/10 : Author(s): D. Stevens, X. Fu, S. Mormede and S. Parker
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A TALE OF TWO ISLANDS: CONTRASTING FORTUNES FOR SUBANTARCTIC SKUAS AT THE PRINCE EDWARD ISLANDS
of cats from Marion Island in the early 1990s has benefited the major native predator of burrowing petrels ... of cats from Marion Island in the early 1990s has benefited the major native predator of burrowing petrels. ...
Meeting Document : WG-EMM-10/P3 : Author(s): P.G. Ryan, P.A. Whittington and R.J.M. Crawford
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Krill and zooplankton populations monitored during AMLR 2004 surveys (Subarea 48.1) with respect to the long-term Elephant Island area datasets
composition indicated a very early onset of seasonal spawning activity. Krill demographics during February ... early onset of seasonal spawning activity. Krill demographics during February-March indicated an influx ...
Meeting Document : WG-EMM-04/72 : Author(s): V.J. Loeb (USA)
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Populations of surface-nesting seabirds at Marion Island, 1994/95 to 2002/03
Abstract: During the 1990s and early 2000s, populations of surface-nesting seabirds at Marion ... During the 1990s and early 2000s, populations of surface-nesting seabirds at Marion Island showed ...
Meeting Document : WG-EMM-03/8 : Author(s): R.J.M. Crawford, J. Cooper, B.M. Dyer, M.D. Greyling, N.T.W. Klages, P.G. Ryan, S.L. Petersen, L.G. Underhill, L. Upfold, W. Wilkinson, M.S. de Villiers, S. du Plessis, M. du Toit, T.M. Leshoro, A.B. Makhado, M.S. Mason, D. Merkle, D. Tshingana, V.L. Ward and P.A. Whittington (South Africa)
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Population trends of albatrosses and petrels at sub-Antarctic Marion Island
the early to mid-1990s. Recently, all species have once again stabilized or decreased in numbers. Population ... stable or decreasing during the 1980s, followed by a recovery period during the early to mid-1990s ...
Meeting Document : WG-FSA-01/11 : Author(s): D.C. Nel, P.G. Ryan, R.J.M. Crawford, J. Cooper and O. Huyser (South Africa)
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Squeezed from both ends: Decline in Antarctic fur seals in the South Shetland Islands driven by both Top–down and Bottom–up processes
are provided as an indicator of bottom-up drivers and we contrast these with early season neonate mortality ... are provided as an indicator of bottom-up drivers and we contrast these with early season neonate mortality ...
Meeting Document : WG-EMM-14/39 : Author(s): M.E. Goebel and C.S. Reiss (USA)
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Pleuragramma antarcticum distribution in the Ross Sea during late austral summer 2013
Abstract: Research during the last decade has revealed much about the early life history ... Research during the last decade has revealed much about the early life history of Pleuragramm ...
Meeting Document : WG-EMM-14/38 : Author(s): C. Brooks and K. Goetz (USA)
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Results of the first winter longline survey to the northern Ross Sea region to investigate toothfish reproductive life history
(s): D. Stevens, D. Di Blasi and S. Parker Title: Results of the first winter longline survey to the northern ... D. Stevens, D. Di Blasi and S. Parker ... than females and that spawning begins in early July. There were a higher proportion of male fish caught ... than females and that spawning begins in early July. There were a higher proportion of male fish caught ...
Meeting Document : WG-FSA-16/37 : Author(s): D. Stevens, D. Di Blasi and S. Parker
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Fishery Report 2013: Dissostichus eleginoides Kerguelen Islands (Division 58.5.1)
protracted spawning periods, taking place mainly in winter, but which may start as early as late autumn ... Plateau (Divisions 58.5.1 and 58.5.2), a general east–west deep-sea movement of adult fish occurs ... and spawning is restricted to the westerly zone during the early winter (Lord et al., 2006). Parameter ...
Document : Site Section: Publications
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Fishery Report 2014: Dissostichus eleginoides Kerguelen Islands French EEZ (Division 58.5.1)
as early as late autumn and extend into spring. The areas that are considered to be the most likely ... in deeper waters. On the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2), a general east–west deep-sea ... movement of adult fish occurs and spawning is restricted to the westerly zone during the early winter ...
Document : Site Section: Publications