Search results
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Zonal structure of zooplankton communities in the Southern Ocean south of Australia: results from a 2150 km continuous plankton recorder transect
Circumpolar Current (SACCF), in addition to the Southern Boundary (SB) of the ACC. From 25 February to 3 March ... differed from other sectors of the Southern Ocean in that the northern PF, equivalent to the PF in other ... change. Author(s): Hunt, B.P.V. and G. Hosie Title: Zonal structure of zooplankton communities in the ... Abstract: The Southern Ocean south of Australia is oceanographically complex, being characterized ...
Meeting Document : WS-BSO-07/P6 : Author(s): Hunt, B.P.V. and G. Hosie
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Temporal scales of foraging in a marine predator: implications for interpreting the distribution of prey
must be able to adapt quickly to changes in the spatial patterning of prey. Antarctic fur seals feed ... km) represented by short (5 rain) travel durations. In a study lasting 5 years, the distributions of ... prey patches at the meso-scale level. Only in one year of the study (1990/91) were there indications ... reduction in the number of prey patches available in that year but that prey patches were of poorer quality ...
Meeting Document : WG-EMM-95/23 : Author(s): Boyd, I.L.
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CHINSTRAP PENGUINS: MISUNDERSTOOD AND VULNERABLE MONITORS OF ECOSYSTEM CHANGES IN THE SCOTIA SEA REGION OF ANTARCTICA
area directly. A paradigm guiding recent research in the Western Antarctic Peninsula (WAP) region of ... the SS, the “sea-ice hypothesis”, suggests that declines in the seasonal extent and duration of sea ... , 30 years of field studies in the WAP, coupled with more regional surveys throughout the Scotia Sea ... MONITORS OF ECOSYSTEM CHANGES IN THE SCOTIA SEA REGION OF ANTARCTICA Approval: Approved ...
Meeting Document : WG-EMM-09/17 : Author(s): W.Z. Trivelpice, J.T. Hinke, A.K. Miller, C. Reiss, S.G. Trivelpiece and G.M. Watters (USA)
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Antarctic krill, Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector of Antarctica)
, duration of E.superba life cycle somewhat exceeds 5 years in the Sea of Cosmonauts and 6 years in the Sea ... of Sodruzhestvo. E.superba growth rate ranges from 0.126- 0.133 mm per day in the first year 0f life ... are noted between E.superba age composition and its spawning efficiency in coastal areas of the Seas ... , Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector ...
Meeting Document : WG-KRILL-93/45 : Author(s): E.A. Pakhomov (Ukraine)
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Population assessment of Patagonian toothfish in the north of Subarea 48.4 – 2010 update
. eleginoides tag recaptures in 2009/10, a total of 72 in all seasons; The length-frequency of 2009/10 captures ... currently assumed for the 48.3 population CASAL estimates of D. eleginoides population size in the North of ... 48.4 are very similar to that from the previous season with a B 0 of 1,123 t (compared to 1,127 t in ... and D. Agnew (UK) Title: Population assessment of Patagonian toothfish in the north of Subarea 48.4 ...
Meeting Document : WG-FSA-10/39 : Author(s): J. Roberts and D. Agnew (UK)
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Models of tag shedding for double tagging as a function of time at liberty and approximate solutions for the single tagging model in CASAL
Abstract: The model of tag shedding implicit in CASAL is that of Kirkwood and Walker (KW) (1984 ... ) and Hillary et al. (2006) to apply the square of the individual tag loss annual rate in CASAL over ... a large sample of recaptures of fish released in the Heard and MacDonald Island (HIMI) (Division ... present to correctly apply the KW model for fish released with two tags. The solution of Dunn et al. (2005 ...
Meeting Document : WG-SAM-11/12 : Author(s): S.G. Candy (Australia)
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Plan of research program of the Russian Federation in Subarea 48.5
subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... -year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ...
Meeting Document : WG-FSA-16/15 Rev. 1 : Author(s): Delegation of the Russian Federation
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RECENT TRENDS IN NUMBERS OF FOUR SPECIES OF PENGUINS AT THE PRINCE EDWARD ISLANDS
pairs of king penguins were incubating eggs at Marion Island, the larger of the two islands in the group ... in numbers of king penguin chicks that survived to the end of the winter period, but there was ... considerable fluctuation in chick production in the 1990s. It was roughly estimated that on average 88% of king ... colonies where there was a progressive decrease in the density of nests. At both these colonies decreases ...
Meeting Document : WG-EMM-10/P1 : Author(s): R.J.M. Crawford, P.A. Whittington, L. Upfold, P.G. Ryan, S.L. Petersen, B.M. Dyer and J. Cooper
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Recent trends in numbers of four species of penguins at the Prince Edward Islands
pairs of king penguins were incubating eggs at Marion Island, the larger of the two islands in the group ... in numbers of king penguin chicks that survived to the end of the winter period, but there was ... considerable fluctuation in chick production in the 1990s. It was roughly estimated that on average 88% of king ... colonies where there was a progressive decrease in the density of nests. At both these colonies decreases ...
Meeting Document : WG-EMM-10/P01 : Author(s): R.J.M. Crawford, P.A. Whittington, L. Upfold, P.G. Ryan, S.L. Petersen, B.M. Dyer and J. Cooper
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Research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Update of stage 2 (2013/14 season) and preliminary results of stage 1 (2012/13 season) according to WG-SAM advice
completed in each of the SSRU surveyed (58.4.1H and 58.4.1G). Three prospecting-phase clusters of sets did ... analysis of relevant sea-ice conditions in the last 11 seasons in these areas along with a summary of the ... Abstract: A revision of the research plan and preliminary results of the Spanish exploratory ... longline fishery for Dissostichus spp in Divisions 58.4.1 and 58.4.2, submitted to the XXXII-WG-SAM, taking ...
Meeting Document : WG-FSA-13/15 : Author(s): R. Sarralde, L.J López Abellán and S. Barreiro (Spain)