Resultados de la búsqueda
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Population status of Ross Sea killer whales (Orcinus orca, Type C) in McMurdo Sound, Antarctica, based on photo-identification studies
-eating ecotype, in McMurdo Sound, Antarctica, during 7 seasons, over a 14-year period from 2001/02 to ... 2014/15. Using photo-identification methods, we identified 352 individual RSKWs in the Sound and up to ... 175 there annually. Despite high turnover of different whales between years, we used a Bayesian mark ... individuals resighted over 2-14 years. Contrary to recent reports that commercial overfishing of Antarctic ...
Meeting Document : WG-EMM-16/50 : Autor(es): R. Pitman, H. Fearnbach and J.W. Durban
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Report of Member’s activities in the Convention Area 1997/98 Australia
by Australia in the Convention Area during the year to 30 June 1998. Title: Report of Member’s ... activities in the Convention Area 1997/98 Australia Approval: Approved ...
Meeting Document : CCAMLR-XVII/MA/6
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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 ... temporal change in CEMP Parameter A5 (penguin foraging trip duration). Two different types of systematic ... change were investigated: 1) change occurring at a constant rate after a certain point in time and 2) a ... sudden step change in parameter values from one average level to another. Modelling showed that change of ...
Meeting Document : WG-EMM-05/22 : Autor(es): J. Clarke, C. Southwell and L.M. Emmerson (Australia)
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Implementation of by-catch move-on rules in exploratory fisheries
catch and location data from CCAMLR exploratory fisheries from 2010 to 2018. Conservation Measure 33-03 ... Title: Implementation of by-catch move-on rules in exploratory fisheries Microsoft Word File: fsa-18 ...
Meeting Document : WG-FSA-18/09 : Autor(es): CCAMLR Secretariat
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Spatial distribution and population structure of juvenile Antarctic toothfish (Dissostichus mawsoni) in the South Shetland Islands (Subarea 48.1)
between 2 and 7 years in males and between 2 and 8 years in females, respectively. Annual growth rate was ... Abstract: In the present study we provide new insights on the spatial distribution and population ... northern lower South Shetland Islands. Although they were caught in all depth strata, they were most ... estimated from the age-length keys, spanning from 10 to 5 cm TL. Present data have been discussed in ...
Meeting Document : WG-FSA-18/45 : Autor(es): M. La Mesa, E. Riginella and C.D. Jones
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Mesozooplankton distribution and community structure in the Pacific and Atlantic sectors of the Southern Ocean during austral summer 2017/18: a pilot study conducted from Ukrainian longliners
Ross and Scotia Seas during November 2017 – April 2018 are presented. In total, 53 zooplankton samples ... Abstract: Preliminary results of the pilot study of the mesozooplankton in the region between the ... were collected in the top 100 m water layer using vertical tows of the 0.1 m-2 Juday net from four ... emphasized the unique opportunity to investigate mesozooplankton dynamics in the regions traditionally not ...
Meeting Document : WG-FSA-18/19 : Autor(es): E.A. Pakhomov, L.K. Pshenichnov, A. Krot, V. Paramonov, I. Slypkо and P. Zabroda
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Report of Member’s activities in the Convention Area 1998/99
by Australia in the Convention Area during the year to 30 June 1999. Author(s): Delegation of ... Australia Title: Report of Member’s activities in the Convention Area 1998/99 Approval: Approved ...
Meeting Document : CCAMLR-XVIII/MA/13 : Autor(es): Delegation of Australia
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Patterns and processes in the distribution and dynamics of Antarctic krill
critical processes to be added. An analysis of spatial distribution of krill in the Bransfield Strait area ... and processes in the distribution and dynamics of Antarctic krill Approval: Approved ...
Meeting Document : SC-CAMLR-VII/BG/20 : Autor(es): United States of America
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How much do icefish (Notothenioidei, Channichthyidae) eat in the southern Scotia Arc and the Antarctic Peninsula region?
of the Antarctic Peninsula. Variability of food consumption was comparatively low between years in ... Abstract: Ration and daily food consumption in 3 low-Antarctic (Champsocephalus gunnari ... southern Scotia Arc in 1996, 1999, 2001, 2002, 2003, 2007 and 2009, and in 2006 off the north western part ... more variable in C. aceratus and C. antarcticus which, as larger fish, rely heavily on fish as their ...
Meeting Document : WG-FSA-10/18 : Autor(es): K.-H. Kock (Germany), C.D. Jones (USA), J. Gröger and S. Schöling (Germany)
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Management of C. gunnari in Subarea 48.3
increased consumption of icefish by Antarctic fur seals in years of poor krill availability. Thus natural ... mortality of icefish may, in some years, increase by a large factor (assumed here to be 4) declining to ... likelihood of substantial periodic variation in natural mortality rates. These may be associated with ... , G.P., Parkes, G.B., Everson, I., Agnew, D.J. Title: Management of C. gunnari in Subarea 48.3 Approval ...
Meeting Document : WG-FSA-97/38 : Autor(es): Kirkwood, G.P., Parkes, G.B., Everson, I., Agnew, D.J.