Search results
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An iterative model to construct an age-length key to assess the age composition of a new fishery for Dissostichus eleginoides in Chilean waters
with the aplication of a single age-length key to all monthly length distribution using the nonlinear ... model (Hoenig and Heisey, 1987). We found a catch age distribution pattern wich is not significatly ... . (Chile) Title: An iterative model to construct an age-length key to assess the age composition of a new ...
Meeting Document : WG-FSA-92/23 Rev. 1 : Author(s): H. Robotham V. and Z. Young U. (Chile)
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A note on relating krill CPUE measures to abundance trends
Abstract: A crude mathematical framework is developed to describe krill abundance in terms of ... divided by average inter-concentration search time is suggested as a possible measure of krill abundance ... D.S. Butterworth (South Africa) Title: A note on relating krill CPUE measures to abundance trends ...
Meeting Document : WS-KCPUE-85/03 : Author(s): D.G.M. Miller and D.S. Butterworth (South Africa)
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REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE BANK, AND AN ASSESSMENT OF THE STATUS OF DISSOSTICHUS SPP. IN DIVISION 58.4.3B
Abstract: In May 2008, a randomised longline survey, consisting of 15 standardised sets over 2 ... that the D. mawsoni population is almost entirely large mature fish with a bias towards males, which ... are shown to mature at a smaller size than females. As the population does not contain juvenile ... . Nowara (Australia) Title: REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE ...
Meeting Document : WG-FSA-08/57 : Author(s): D. Welsford, T. Robertson and G. Nowara (Australia)
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Ross Sea Biodiversity, Part I: validation of the 2007 CCAMLR Bioregionalisation Workshop results towards including the Ross Sea in a representative network of marine protected areas in the Southern Ocean
areas deserving close scrutiny for inclusion in a network of marine protected areas. CCAMLR (2007 ... slope, which is a smaller portion of the area identified in CCAMLR (2007) as “Ross Sea shelf”. Waters ... inconsequential in size from a global perspective. However, as shown by this summary of information — amassed from ... towards including the Ross Sea in a representative network of marine protected areas in the Southern Ocean ...
Meeting Document : WG-EMM-10/11 : Author(s): D.G. Ainley, G. Ballard and J. Weller (USA)
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Report of a domestic workshop to identify U.S. stakeholders’ objectives and protection priorities for one or more marine protected areas in Planning Domain 1
, and, in March 2015, scientists from the U.S. Antarctic Marine Living Resources Program hosted a ... protected areas (MPAs) therein. Key products from the workshop include a list of the types of specific ... objectives that U.S. stakeholders have for MPAs in Domain 1, a map of the areas that U.S. stakeholders ... chinstrap penguins, and many seamounts). Author(s): G. Watters (USA) Title: Report of a domestic workshop ...
Meeting Document : WG-EMM-15/34 : Author(s): G. Watters (USA)
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A photographic reference set for Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region
Abstract: We provide a photographic reference set for Antarctic toothfish (Dissostichus mawsoni ... photographs are provided for each otolith; one of the prepared otolith surface alone, and a second with ... via the CCAMLR website for use by Members. Author(s): C. Sutton and S. Parker Title: A photographic ...
Meeting Document : WG-SAM-18/18 : Author(s): C. Sutton and S. Parker
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A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2018 random stratified trawl survey
model and a preliminary assessment for mackerel icefish (Champsocephalus gunnari) population structure ... Generalized Yield Model). The 2018 survey showed a large 2+ cohort in the population. Catches of 443 t in the ... (s): D. Maschette and D. Welsford Title: A preliminary assessment for mackerel icefish ...
Meeting Document : WG-FSA-18/56 : Author(s): D. Maschette and D. Welsford
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Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates
abundance of Antarctic krill continuously between 14 October 2002 and 29 December 2005. A distinct seasonal ... (mean = 89.5 g m-2 SD 64.2). A simple polynomial regression model with time as the independent variable ... periods suggesting that the mooring point estimates had relevance in a wider spatial context (ship surveys ... : within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates ...
Meeting Document : WG-EMM-06/25 : Author(s): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)
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Decline of Antarctic fur seal (Arctocephalus gazella) population at SSSI No. 32, South Shetlands, Antarctica, during 1997/98: a discussion of possible causes
season, a notable population decrease was observed and reasons for this occurrence seem unclear since ... following split season (1998/99), a further decrease in pup production, lower weights in pups, and ... -Gaete, D. Torres, A. Aguayo and V. Vallejos (Chile) Title: Decline of Antarctic fur seal (Arctocephalus ... gazella) population at SSSI No. 32, South Shetlands, Antarctica, during 1997/98: a discussion of possible ...
Meeting Document : WG-EMM-98/17 : Author(s): R. Hucke-Gaete, D. Torres, A. Aguayo and V. Vallejos (Chile)
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How similar are CEMP indices from adjacent locations? A case of study using Pygoscelis adeliae and P. papua monitoring data from three breeding colonies on King George Island
in a feedback management strategy and for identifying critical gaps in monitoring effort where new ... reproductive success and chick growth on local scales. Heterogeneity on such a small spatial scales suggests ... environments and fishing activity. Within a broad network of CEMP monitoring, it may also be useful to have ... adjacent locations? A case of study using Pygoscelis adeliae and P. papua monitoring data from three ...
Meeting Document : WG-EMM-14/43 : Author(s): M.M. Santos (Argentina), M. Korczak-Abshire (Poland), M.A. Juáres (Argentina), W.Z. Trivelpiece and J.T. Hinke (USA)