Search results
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Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?
environmental heterogeneity, yet the chemistry in otolith nuclei, deposited during early life, showed ... simulations predicted that early life stages following the flow in the SPB would be transported to areas ... that: successfully spawning fish spend only a part of their adult life history in the Ross Sea; areas in the eastern ... environmental heterogeneity, yet the chemistry in otolith nuclei, deposited during early life, showed ...
Meeting Document : WG-FSA-12/P02 : Author(s): J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna
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Identification of Pleuragramma antarctica larvae in the Ross Sea via mitochondrial DNA
Abstract: Research into the early life stages of Pleuragramma antarctica is essential ... traits in the Ross Sea. A report submitted to the CCAMLR-EMM working group last year provided abundance ... , length and growth data for larvae found in the western and eastern Ross Sea during the austral summer ... larvae sampled from the eastern Ross Sea were from the same species, suggesting the possibility ...
Meeting Document : WG-FSA-15/61 : Author(s): J.A. Caccavo (Italy), C. Brooks (USA), L. Zane (Italy) and J.R. Ashford (USA)
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Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia
Abstract: Neck collars of man-made marine debris were seen on 208 Antarctic fur seals ... accounted for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females accounted ... and I.P. Boyd (United Kingdom) Title: Entanglement in man-made debris of Antarctic fur seals at Bird ... Neck collars of man-made marine debris were seen on 208 Antarctic fur seals (and removed from 170 ...
Meeting Document : CCAMLR-VIII/BG/05 : Author(s): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)
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Detection of systematic change in Adélie penguin foraging trip duration: consequences of high inter-annual variability and usefulness of ice cover as a covariate
three years or alternatively, with equal power, a 3.75% annual increase in trip duration after 12 years ... were required to detect a 35% step increase in foraging trip duration after three years ... or alternatively, with equal power, a 3.75% annual increase in trip duration after 12 years from the onset ... Abstract: Power analyses were carried out using a 12 year data set from the Béchervaise Island ...
Meeting Document : WG-EMM-05/22 : Author(s): J. Clarke, C. Southwell and L.M. Emmerson (Australia)
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Antarctic neritic krill Euphausia chrystallorophias: spatio-temporal distribution, growth and grazing rates
in the Prydz Bay region. Size frequency analysis indicated that the generation time was ~ 3 years in the Indian ... sector of the Southern Ocean. Total life span of E.crystallorophias may exceed 5 years in the Prydz Bay ... region and 4 years in the Cosmonaut Sea. Analysis of size distribution by sex showed that male ... for only 180 days per year, mean growth rates ranged from 0.070-0.075 to 0.019-0.022 mm per day during ...
Meeting Document : WG-Joint-94/10 : Author(s): E.A. Pakhomov (Ukraine) and R. Perissinotto (South Africa)
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The migration patterns of Electrona carlsbergi (Tåning, 1932)
E. carlsbergi is represented by immature specimens 7 to 8 cm in length and 2 years of age, indicating dominance ... as a breeding area, decreases to 20-40%, while the number of mature specimens 8.5-11 cm in length and 3-5 years ... of the locations of spawning areas and distribution of E. carlsbergi in the early stages of its life cycle ... E. carlsbergi is represented by immature specimens 7 to 8 cm in length and 2 years of age, indicating dominance ...
Meeting Document : WG-FSA-93/18 : Author(s): A.N. Kozlov (Russia)
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Age and growth of the Antarctic skate (Amblyraja georgiana) in the Ross Sea
ages at maturity of 6–7 years for males and 8–11 years for females. These estimates are near the middle ... ages at maturity of 6–7 years for males and 8–11 years for females. These estimates are near the middle ... . The maximum age was 14 years, but this should be regarded as a conservative estimate of longevity because ... was 14 years, but this should be regarded as a conservative estimate of longevity because ...
Meeting Document : WG-FSA-04/29 : Author(s): M.P. Francis and C. Ó Maolagáin (New Zealand)
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Diet and prey consumption of Antarctic petrels Thalassoica antarctica at Svarthamaren, Dronning Maud Land and at sea outside the colony
Abstract: The diet of the Antarctic petrel Thalassoica antarctica was studied during two years ... at Antarctic petrels from Svarthamaren may fly more than 3,000 km during one foraging trip and may thus, cover ... The diet of the Antarctic petrel Thalassoica antarctica was studied during two years ... at Antarctic petrels from Svarthamaren may fly more than 3,000 km during one foraging trip and may thus, cover ...
Meeting Document : WG-EMM-97/58 : Author(s): Røv, N., Lorentsen, S., Klages, N.
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Managing fisheries to conserve the Antarctic marine ecosystem: practical implementation of the Convention on the Conservation of Antarctic Marine Living Resources (CCAMLR)
1960s with exploitation of the marbled rockcod, Notothenia rossii, in the South Atlantic, a species ... decimated in the first two years of the fishery following catches of about 500,000t. Two other species have ... Apart from exploitation of seals and whales, Antarctic fisheries began in the late 1960s ... two years of the fishery following catches of about 500,000t. Two other species have formed the basis ...
Meeting Document : SC-CAMLR-XVIII/BG/26
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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 ... and one location in the far south of the eastern Ross Sea (in the Bay of Whales). Larval P. antarcticum ... of a potential eastern Ross Sea nursery ground. This late hatching period may be explained by latitudinal ... 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)