Search results
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Tooth growth in male Antarctic fur seals (Arctocephalus gazella) from South Georgia: an indicator of long-term growth history
an indication of body growth, Tooth growth rate was lowest in seals which died early (age 4 years) and increased ... mature early also died early. Tooth growth layers deposited in each calendar year were compared ... an indication of body growth, Tooth growth rate was lowest in seals which died early (age 4 years) and increased ... mature early also died early. Tooth growth layers deposited in each calendar year were compared ...
Meeting Document : WG-CEMP-93/11 : Author(s): I.L. Boyd and J.P. Roberts (United Kingdom)
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Interactions between cetaceans and fisheries in Southern Ocean
only occasionally and one whale (presumably a minke whale) died. Author(s): K.-H. Kock (Germany ... occasionally and one whale (presumably a minke whale) died. ... . Sperm whales became frequently entangled in the line and part of the line was lost in a number of cases ... became frequently entangled in the line and part of the line was lost in a number of cases. Other ...
Meeting Document : WG-FSA-05/11 : Author(s): K.-H. Kock (Germany), M. Purves (South Africa) and G. Duhamel (France)
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A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance ... and to the net avoidance (Wiebe, 1972; Everson and Bone, 1986). This last bias affects particularity the hauls ... in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of each stock ... uncertainties of net samplings arise due to the selectivity of the net and to the net avoidance (Wiebe, 1972 ...
Meeting Document : WG-EMM-01/63 : Author(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
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Foraging trip duration in male and female macaroni penguins at Bouvetøya
Abstract: The CEMP Standard Methods for monitoring foraging trip duration in Macaroni Penguins ... , while the females make frequent foraging trips. We analysed data from 17 males instrumented with VHF ... -transmitters in the middle of the brooding period (chick age 12-18 days) and 17 females instrumented ... at the start of the creching period (chick age 25-30 days). Males made their first foraging trips at the start ...
Meeting Document : WG-EMM-98/28 : Author(s): F. Mehlum, K. Isaksen and V. Bakken (Norway)
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Problems of population age structure determination of Euphausia superba Dana using an example from the Antarctic Peninsula area and adjacent waters
- OBCKliH ,D;peH~ (Marr, 1962, Mackintosh, 1972). 9TH BO,D;bI, ClinDHO MeaH,n;plipyromlie, COCTaBnmOT ... 60nee Me~neHH@H pOCT. ~.Mapp (1962) C~HTan, ~TO B npHMaTepHKOBhlX MOPRX E.superba Tpe6yeTcfl npHMepHo ... H.A.MaKHHTollieM (1972), KOTOPHH nOKasan TaK~e BOSMO~HOCTb Me~reHepa~HoHHHX BapHa~HH TeMnOB pOCTa. Ero ~aHHHe ... C ~y rOM: JIHqEHKH, MOJIO~b H BSpOCJI@eOCOOH (Fraser,1936, Bargman, 1945, Marr, 1962,Mackintosh ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 227-270 : Author(s): Spiridonov, V.A.
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CCAMLR Ecosystem Monitoring Program Standard Methods
annual survival and recruitment ......... A4.1–A4.9 Method A5 – Duration of foraging trips ... ) and reflect the availability and quality of food through the early spring. Weight on arrival may be affected ... . BACKGROUND PAPERS: Ainley, D.G. and W.B. Emison. 1972. Sexual size dimorphism in Adélie penguins. Ibis ... to incubate the eggs is first seen incubating eggs after returning from its first post-laying trip to sea ...
Document : Site Section: Publications
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Foraging energetics of Antarctic fur seals in relation to changes in prey availability
at parturition in 1984, and both pup mortality and the proportion of pups that died from starvation were double ... and the proportion of pups that died from starvation were double the 1985 values. Female condition at parturition ... seal foraging trips were twice as long in 1984 as in 1985 and total mass-specific energy expended ... by females during these trips was significantly greater. In addition, females were significantly lighter ...
Meeting Document : SC-CAMLR-VIII/BG/13 : Author(s): Delegation of United Kingdom
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Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)
, aggregations of krill were observed most often to the east of the island and around 37°W. When the water ... of krill were observed most often to the east of the island and around 37°W. When the water circulation ... retention in the shelf and slope waters of the island (Marr, 1962; MacIntosh, 1972; Makarov et al., 1980 ... for the operation of fishing vessels. Summary data from early research in the area (1972 to 1981) shows ... , aggregations of krill were observed most often to the east of the island and around 37°W. When the water ... been studying this area since 1965 although it was not until 1972 that commercial fishing began. So ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Author(s): Latogursky, V.I., R.R. Makarov and L.G. Maklygin
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Book review: Fish and Fish Resources of the Antarctic
, largescale multidisciplinary studies here in the early 1960s. Starting from the first South Atlantic ... began regular, largescale multidisciplinary studies here in the early 1960s. Starting from the first ... expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still among ... research expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still ... the 1960s Antarctic waters were still among the most poorly studied regions from the point of view ... of their fisheries potential. The USSR began regular, large- scale multidisciplinary studies here in the early ... out in the 1960s and more fully described in papers by A.P. Andriashev. Dr Shust notes that results ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Author(s): Shust, K.V
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Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations
when scalingup food-web models and their parameterisations, either from individual to schooling krill ... to schooling krill, or from one region to another. ... zooplankton. They have schooling behaviour that gives rise to very large swarms and a patchy dis- tribution ... ) may reduce this problem, but such analyses yield climatologies rather than synoptic pictures of dis ... valuable resource (Nicol et al., 2011); and (iii) the species is associated with sea-ice for its early ... (e.g. Marr, 1962; Miller and Hampton, 1989; Quetin et al., 1994; Everson, 2000; Croxall and Nicol ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Author(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)