Search results
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Spatial and temporal variability in foraging patterns of krill predators at Signy Island and South Georgia
. In a system where the distribution and abundance of prey is highly variable, foraging behaviour must ... be highly adaptable. In this paper we consider the behaviour of seal and seabird krill-dependent ... predators foraging to provision their young and to feed themselves. We examine data from a variety of ... foraging range increases as the breeding season advances, potentially affecting local levels of predation ...
Meeting Document : WG-EMM-02/33 Text : Author(s): P.N. Trathan, J.L. Tanton, A.S. Lynnes, M.J. Jessopp, H. Peat, K. Reid and J.P. Croxall (United Kingdom)
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Chilean National Plan of Action: second step completed
Abstract: The development of the National Plan of Acton for Reducing the Incidental Catch of ... Plan of Action: second step completed Approval: Approved ...
Meeting Document : WG-FSA-05/38 : Author(s): C.A. Moreno (Chile) and J. Arata (USA)
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SUMMARY OF VME NOTIFICATIONS MADE UNDER CONSERVATION MEASURES 22-06 AND 22-07
-07 in the case of encounters with potential VMEs during the course of bottom fishing, and under CM 22 ... registry. Since 2008, the Secretariat has received a total of 32 notifications of encounters with VMEs ... consideration (WG-EMM-11/10). Since 2008, the Secretariat has also received a total of 112 VME-indicator ... Divisions 58.4.1, 58.4.2, 58.4.3a and 58.4.3b. The VME-indicator notifications has led to the declaration of ...
Meeting Document : WG-EMM-11/07 : Author(s): Secretariat
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Review of biological parameters for Ross Sea skates
Abstract: Biological parameters were reviewed and updated for the two main species of skates ... . Differences in length-weight relationships among regions raise doubt about the conspecificity of A. georgiana ... from the Ross Sea and South Georgia, and of B. cf. eatonii from the Ross Sea and Heard Island and the ... (TL). The length at maturity of females is not well determined but is probably in the range 95–100 cm ...
Meeting Document : WG-FSA-06/31 : Author(s): M.P. Francis (New Zealand)
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
Abstract: The current status of national surveys on monitoring of marine debris and their impact ... period 1994-1996 at Bird Island and Signy Island, but have declined thereafter. The level of marine ... part of the debris associated with seabird colonies. Marine mammal (Antarctic fur seal) entanglements ... were reported for the first time from Cape Shirreff. The number of Antarctic Fur seal entanglements at ...
Meeting Document : SC-CAMLR-XXIII/BG/11 : Author(s): Secretariat
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LETTER TO DRS REID, WATTERS AND JONES IN REGARD TO “DISAPPEARANCE OF TOOTHFISH FROM MCMURDO SOUND”
rapidly disappearing from McMurdo Sound and vicinity, coincident with the maturation of the Ross Sea ... in the EMM submitted document, “Decline of the Antarctic toothfish and its predators in McMurdo Sound ... first sign that the Ross Sea ecosystem is being irreparably altered, and the 40-50 year time series of ... unequaled climate records and responses of the biota to climate change are in jeopardy of being compromised ...
Meeting Document : WG-EMM-08/20 : Author(s): D.G. Ainley, S.F. Ackley, K. Arrigo (USA), G. Ballard (New Zealand), J.P. Barry (USA), L. Blight (Canada), P. Broady, B. Davison (New Zealand), P. Dayton, A.L. DeVries, K. Dugger, J.T. Eastman, S.D. Emslie (USA), C. Evans (New Zealand), R.A. Garrott, G. Hofmann, S. Kim, G. Kooyman, S.S. Jacobs (USA), G. Lauriano (Italy), A. Lescroël (France), D.R. MacAyeal (USA), M. Massaro (New Zealand), S. Olmastroni (Italy), P.J. Ponganis (USA), E. Robinson (New Zealand), D.B. Siniff, W.O. Smith (USA), I. Sti
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Conveners’ Report of the Joint CEP/SC-CAMLR Workshop on Climate Change and Monitoring
two committees on climate change, environmental monitoring, and other matters of mutual interest. It ... welcomed the report of the joint workshop, and endorsed the recommendations arising. Further information on ... a productive and valuable opportunity to share information and consider issues of common interest ... . It discussed a range of topics arising from the workshop, including: developing further links with ...
Meeting Document : SC-CAMLR-XXXV/07 : Author(s): Delegations of the United Kingdom and the USA
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Surface areas of seabed within the 500 m isobath for regions within the South Shetland Islands (Subarea 48.1)
Abstract: Bathymetric maps of two major areas within the South Shetland Islands were generated ... integrated data sets, areas of seabed within the 500 m isobath for six levels of depth strata (0-50 m, 51 ... surface area of seabed incorporating seafloor slope Author(s): C.D. Jones, S.N. Sexton and R.E. Cosgrove ... III (USA) Title: Surface areas of seabed within the 500 m isobath for regions within the South ...
Meeting Document : WG-FSA-98/14 : Author(s): C.D. Jones, S.N. Sexton and R.E. Cosgrove III (USA)
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SKATE DIET AT SOUTH GEORGIA INDICATES BENTHIC HABIT OF KRILL
were collected during three groundfish surveys (winter 2007, 2008 and summer 2009) around the island of ... South Georgia, Southern Ocean. The diet of A. georgiana varied with skate size and between years ... presence of Antarctic krill in this skate’s diet indicates a benthic habit of this euphausiid species ... . Collins (United Kingdom) Title: SKATE DIET AT SOUTH GEORGIA INDICATES BENTHIC HABIT OF KRILL Approval ...
Meeting Document : WG-FSA-09/15 : Author(s): C.E. Main and M.A. Collins (United Kingdom)
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Parameters for a model of the functional relationships between krill escapement and crabeater seal demographic performance
into a simple model of the functional relationships between krill escapement and crabeater seal ... Peninsula between 1964 and 1990. Average annual survival rate of adults was estimated to be 0.93. Age at ... sexual maturity was estimated to be 3.8 years. Of 44 annual estimates of historical cohort strength, 16 ... for a model of the functional relationships between krill escapement and crabeater seal demographic ...
Meeting Document : WG-CEMP-93/04 : Author(s): P.L. Boveng and J.L. Bengtson (USA)