Search results
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Short note: some software developments within the Australian Antarctic Division
developed by the Australian Antarctic Division (AAD) that are relevant to the CCAMLR Working Group on Fish ... Stock Assessment. The software includes the Generalised Yield Model (GYM), Fish Heaven and CMIX. Copies ... by the Australian Antarctic Division (AAD) that are relevant to the CCAMLR Working Group on Fish Stock Assessment ... . The software includes the Generalised Yield Model (GYM), Fish Heaven and CMIX. Copies of the software along ...
Meeting Document : WG-FSA-02/68 : Author(s): I. Ball and A. Constable (Australia)
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Revised input parameters and implications for the Antarctic toothfish (Dissostichus mawsoni) stock assessment in Subareas 88.1 and 88.2
not have a significant impact on the assessment results. We also provide an update of the numbers of fish ... scanned at length by New Zealand vessels, and the numbers of tagged fish recaptured. Inclusion ... of observations of the 2006 fish recaptured in 2007 had the greatest impact on the assessment model results. Dunn ... -homogeneous mixing assumptions of tagged fish. Author(s): A. Dunn and S.M. Hanchet (New Zealand) Title ...
Meeting Document : WG-SAM-07/6 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
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Revision of the CCAMLR Scientific Observers Manual
of protocol for fish-larvae by-catch observation, review of priorities for scientific observation of krill ... made to the forms and is presented to the Working Group on Fish Stock Assessment for comment. Author ... of protocol for fish-larvae by-catch observation, review of priorities for scientific observation of krill ... made to the forms and is presented to the Working Group on Fish Stock Assessment for comment. ...
Meeting Document : WG-FSA-07/54 : Author(s): S. Kawaguchi (Australia) and E. Appleyard (CCAMLR Secretariat)
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The early life history and the onset of scale formation in the Patagonian toothfish, Dissostichus eleginoides Smitt, 1898
is likely to occur in October/November. Scales do not start to form before the fish are 64-74 mm long ... suggests that the annulus may not be completed before spring. Length composition of fish Author ... to occur in October/November. Scales do not start to form before the fish are 64-74 mm long. It is far from ... may not be completed before spring. Length composition of fish ...
Meeting Document : WG-FSA-93/14 : Author(s): K.-H. Kock (Germany)
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Preliminary results of investigations into the stock structure of Patagonian toothfish (Dissostichus eleginoides) around Macquarie Island
the genetic analyses that interchange of fish between the two sites is very low. Of 469 recaptures at both ... sites combined, only one fish had moved between sites. As the DNA analysis has so far only been ... performed on small numbers of fish and loci these results must be regarded as preliminary, but if confirmed ... . Results from tagging experiments support the inference from the genetic analyses that interchange of fish ...
Meeting Document : WG-FSA-98/39 : Author(s): A. Reilly, B. Ward and R. Williams (Australia)
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Preliminary results of an age/length study of juvenile Notothenia rossii marmorata from Potter Cove, South Shetland Islands
as the birth date of the fish, which is discussed. The length-age range of the fish was 18-44 cm and 3-7 years ... for specimens of the same area. Our data are similar to the ones reported previously for fish of Admiralty Bay ... as the birth date of the fish, which is discussed. The length-age range of the fish was 18-44 cm and 3-7 years ... for specimens of the same area. Our data are similar to the ones reported previously for fish of Admiralty Bay ...
Meeting Document : WG-FSA-90/09 : Author(s): E. Barrera-Oro and R. Casaux (Argentina)
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Age Determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula Subarea (Subarea 48.1)
composed by small and medium size fishes (14.8-38 cm of total length). Otolith and scale readings have been ... I. specimens were compared with previous published values. This confirmed that fishes from the Antarctic ... will contribute to eliminate discrepancies on age and growth studies of Antarctic Fish. Author(s): E. Barrera-Oro ... by small and medium size fishes (14.8-38 cm of total length). Otolith and scale readings have been compared ...
Meeting Document : WG-FSA-88/15 : Author(s): E. Barrera-Oro (Argentina)
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Deployment and recovery of an archival tag on an Antarctic toothfish in the Ross Sea
and migration patterns in fishes. Understanding these movement patterns is one of the key information needs ... tagged with an archival tag. The fish was recaptured in the fishery the following season (December 24 ... on developing a Bayesian modelling approach to fit the most likely movements of the tagged fish during its time ... in fishes. Understanding these movement patterns is one of the key information needs for the assessment ...
Meeting Document : WG-FSA-14/64 : Author(s): S.J. Parker, D.N. Webber and R. Arnold (New Zealand)
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Seasonal variation in the diet of Arctocephalus gazella at 25 de Mayo/King George Island, South Shetland Islands, Antarctica
. For the total study period krill was the main prey taxon, followed by fish, cephalopods and penguins. During ... antarcticum constituted the dominant fish prey species; in winter only P. antarcticum was dominant, while ... . It is concluded that fur seals centred their foraging activity on a krill community and fish associated with krill ... krill was the main prey taxon, followed by fish, cephalopods and penguins. During summer, myctophids ...
Meeting Document : WG-EMM-15/37 : Author(s): A. Harrington, G.A. Daneri, A.R. Carlini, D.S. Reygert and A. Corbalán (Argentina)
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Resolution Resolution 20/XXII (2003)
coverage which can pose a risk to fishing vessels operating in those fisheries, Recognising also ... that the safety of fishing vessels, crew and CCAMLR scientific observers is a significant concern of all Members ... resources and the pristine Antarctic environment, Considering that vessels fishing in high-latitude ... fisheries should be suitable for ice conditions, urges Members to licence to fish in high-latitude ...
Resolution : 20/XXII (2003)