Search results
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A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery
is revised at each time-step in response to new state estimates. The following sections provide more ... . The ‘State estimation’ section also assesses which variables it is necessary to measure in order to infer ... on the simplified formulation of Constable’s (2001) multi-species model in Hill et al. (2006). It is modified ... the equations of Constable (2001), and harvesting and movement are represented with additive loss or gain ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Author(s): Hill, S.L. and M. Cannon
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A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ
, the last one as recent as 24 August 2001. On the fi rst aerial survey in September 1996, illegal ... August 1997. Fishery Development The Prince Edward Islands EEZ fi shery for toothfi sh by South ... for the fi shery (31 August 1997 to 1 April 1998) and from 31 August 1998 onwards to provide for year- round ... of the Prince Edward Islands EEZ was conducted by the commercial trawler Iris during April 2001. A crude ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Author(s): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller
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Whales: Trophic modelling of the Ross Sea
of feedings per day (Tamura 2001; Tamura et al. 1997; Ichii & Kato 1991; Nemoto 1970; Zenkovich 1970; Klumov ... (baleen whales), and 1.2 (toothed whales), as explained in the section on consumption above. Assuming ... occur in the Ross Sea (Pitman et al. 2001; Pitman & Ensor 2003; Pitman 2003). It has been suggested ... ) details two reported sightings of orca within winter pack ice in the Antarctic, both in August. On one ...
Document : Site Section: Publications
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CCAMLR foundation documents
for the Conservation of Antarctic Marine Living Resources was opened for signature on 1 August 1980. The Convention ... as they become available. The Secretariat would appreciate any assistance to complete this archive. Antarctic ... for the Conservation of Antarctic Marine Living Resources was opened for signature on 1 August 1980. The Convention ... as they become available. The Secretariat would appreciate any assistance to complete this archive. Antarctic ...
Page : Site Section: The Organisation
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e-imaf-99 report.pdf
... to be waterproof. 2 (ii) In the appropriate section of the book observers should be requested to supply any ... already published, and only a few measurements are given. (ix) The section on breeding, populations ... programs into the status of seabird species vulnerable to fisheries interactions (albatrosses, giant ... segregate at sea. This may result in differential interactions with fishing activities and so be reflected ... waterproof. 2 (ii) In the appropriate section of the book observers should be requested to supply any ... of those already published, and only a few measurements are given. (ix) The section on breeding ... vulnerable to fisheries interactions (albatrosses, giant petrels, Procellaria petrels) (SC-CAMLR-XVII, Annex ... at sea. This may result in differential interactions with fishing activities and so be reflected in
application/pdf attached to:Ad Hoc WG-IMAF-99
Meeting Report : Ad Hoc WG-IMAF-99
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Towards a strategic framework for assessing uncertainty in ecosystem dynamics models: objectives are sensitive too
objectives of ecosystem based management: ecosystem productivity, health, resilience and services. Foosa ... was developed and evaluated through iterative interaction with scientific working groups. There is a global need ... objectives of ecosystem based management: ecosystem productivity, health, resilience and services. Foosa ... was developed and evaluated through iterative interaction with scientific working groups. There is a global need ...
Meeting Document : WG-EMM-12/20 Rev. 1 : Author(s): S. Hill and J. Matthews (United Kingdom)
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Scientific Abstracts 1994
to data from an acoustic survey, will yield mean krill density along an arbitrary section through ... D. A program written to calculate such sections is also described and example output displayed. A similar ... program calculates current speeds normal to a section given an oceanographic dataset of current direction ... sections. CCAMLR sea ice data project. CCAMLR Secretariat, 5 pp. (English, unpublished). SC-CAMLR-XIII/BG ...
Document : Site Section: Publications
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e-sc-iv-a6.pdf
... August 1985. Dr W. Ranke (GDR) had been appointed Convenor of the group. In his absence Dr I. Everson ... when studying the interaction between krill predators (especially those with restricted foraging ... OF EFFORT WORKSHOP (21–22, 29 AUGUST, 1985) ARGENTINA Dr A. Tomo Dr E. Marschoff AUSTRALIA Dr ... WORKSHOP ON KRILL CPUE ANALYSES Hobart, 21–22, 29 August 1985 List of Documents Krill WG/1985/Doc ... WORKSHOP (21–22, 29 AUGUST, 1985) ARGENTINA Dr A. Tomo Dr E. Marschoff AUSTRALIA Dr K. Kerry ... WORKSHOP ON KRILL CPUE ANALYSES Hobart, 21–22, 29 August 1985 List of Documents Krill WG/1985/Doc.1 ... the XXII expedition of the R/V ‘Academic Knipovich’ at the section going along 67°E. Commonwealth
application/pdf attached to:WS-KCPUE-85
Meeting Report : WS-KCPUE-85
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Infectious diseases of Antarctic penguins: current status and future threats
are valuable as indicators of the status of marine ecosystem health and are an indicator-species used ... anthropogenic threats to ecosystem health within the Antarctic Treaty area. For the above reasons, we recommend ... CCAMLR establish a health/disease monitoring program (including designated control sites and compilation ... are valuable as indicators of the status of marine ecosystem health and are an indicator-species used ...
Meeting Document : WG-EMM-14/53 : Author(s): W.W. Grimaldi, P.J. Seddon, P.O.B. Lyver, S. Nakagawa and D.M. Tompkins (New Zealand)
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Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)
CZCS 4 October 1978 to June 1986 pigment 61%, n = 15 OCTS 9 August 1996 to July 1997 chlorophyll-a 21 ... they will not be discussed further. In the section that follows, the application of several algorithms to derive estimates ... to the north in the late 1990s. Selph et al. (2001), based on observations well north of the Ross Sea ... commonly used, represents another approach to explore biological–physical interactions and provide ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear