Search results
-
Catch per unit effort data from the early years of commercial krill fishing operations in the Atlantic sector of the Antarctic
in single years, between years on a Subarea and Area basis, and between oceanic and shelf regions. Results ... show that the CPUE may differ between Subareas, years and shelf/oceanic regions. Obviously ... observed in the years 1975/76 and 1980/81, wheras the lowest CPUE occurred in Subarea 48.3 in 1977/78 ... , V. Title: Catch per unit effort data from the early years of commercial krill fishing operations ...
Meeting Document : WG-EMM-97/22 : Author(s): Sushin, V., Siegel, V.
-
Monitoring of relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, in years 2000 to 2003
has continued in Potter Cove from 2000 to 2003, covering a continuous sampling period of twenty years ... . At Harmony Cove, the relative abundance of N. rossii showed an increase in years 2002-2003, whereas ... in the catches of N. rossii in some years since 1997 might be indicative of events of higher recruitment, not yet ... gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, in years 2000 to 2003 Approval ...
Meeting Document : WG-FSA-03/89 : Author(s): E. Barrera-Oro, E. Marschoff, R. Casaux and B. Gonzalez (Argentina)
-
Fish in the diet of the blue-eyed shag Phalacrocorax atriceps at the South Shetland Islands: six years of monitoring studies
Abstract: In this document we inform on the results of six years monitoring changes in the diet ... in the diet of this bird in the lasts years and the importance of G. gibberifrons fluctuated without trends ... at the South Shetland Islands: six years of monitoring studies Approval: Approved ... In this document we inform on the results of six years monitoring changes in the diet of the Blue ...
Meeting Document : WG-EMM-96/31 : Author(s): Barrera-Oro, E., Casaux, R.
-
Standardised CPUE analysis of the Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2005/06
fishing years. This report revises and updates the previous analysis with the addition of data from ... that have been in the fishery for at least 4 years. We estimate indices using both lognormal generalised ... and were consistent between the models presented here and CPUE analyses for previous years. The yearly ... (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2005/06 Approval: Approved ...
Meeting Document : WG-FSA-06/47 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
-
Descriptive analysis of the Antarctic toothfish (Dissostichus mawsoni) tagging scheme in the Ross Sea for the years 1997/98 to 2003/04
two years, when tagging has been part of the Conservation Measure, New Zealand vessels have tagged ... between 1.0 and 1.37 toothfish per tonne of catch. Tagging rates by area over the past three years have ... and minimising tagging mortality. Growth rates of Antarctic toothfish that have been at liberty for 2–3 years ... have averaged 5– 7 cm per year, which is consistent with growth rates predicted from the von ...
Meeting Document : WG-FSA-SAM-05/10 : Author(s): A. Dunn, S.M. Hanchet and K. Maxwell (New Zealand)
-
An updated descriptive analysis of the Antarctic toothfish (Dissostichus mawsoni) tagging scheme in the Ross Sea for the years 1997/98 to 2004/05
released and 9 recaptured. For the last two years, when tagging has been part of the Conservation Measure ... by area over the past three years have been in the same proportion as the catch by area. However ... toothfish that have been at liberty for 2–3 years have averaged 5–7 cm per year, which is consistent ... mawsoni) tagging scheme in the Ross Sea for the years 1997/98 to 2004/05 Approval: Approved ...
Meeting Document : WG-FSA-05/34 : Author(s): A. Dunn, S.M. Hanchet and K. Maxwell (New Zealand)
-
ASSESSMENT MODELS FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN SUBAREA 88.2 SSRU E FOR THE YEARS 2002/03 TO 2008/09
from different years. The use of the selected trips with the revised maturity ogive resulted ... from different years. Monte-Carlo Markov Chain (MCMC) diagnostics suggested no evidence of non ... FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN SUBAREA 88.2 SSRU E FOR THE YEARS 2002/03 TO 2008/09 Approval ... , although there was some conflict in the likelihoods of the tag recapture observations from different years ...
Meeting Document : WG-FSA-09/41 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
-
Standardised CPUE analysis of Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2004/05
years in Subarea 88.1 and 88.2. This report revises and updates the previous analysis with the addition ... for previous years. The yearly indices were relatively stable between 1998 and 2003, with a decline in 2004 ... mawsoni) fishery in the Ross Sea for the years 1997/98 to 2004/05 Approval: Approved ... been carried out in 2004 calculated CPUE indices for the 1997–98 to 2003–04 fishing years in Subarea ...
Meeting Document : WG-FSA-05/32 : Author(s): A. Dunn and N.L. Phillips (New Zealand)
-
Nine years of tag-recapture in CCAMLR Statistical Subarea 48.3 – Part II: Spatial movement and analysis
Abstract: This paper presents an analysis of data gained from nine years of tagging of Patagonian ... (s): M. Soeffker, C. Darby and R.D. Scott (United Kingdom) Title: Nine years of tag-recapture in CCAMLR ... This paper presents an analysis of data gained from nine years of tagging of Patagonian toothfish ... Nine years of tag-recapture in CCAMLR Statistical Subarea 48.3 – Part II: Spatial movement ...
Meeting Document : WG-FSA-14/49 : Author(s): M. Soeffker, C. Darby and R.D. Scott (United Kingdom)
-
Descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2012–13
released and 95 recaptured since 2001. In recent years, most vessels have achieved or exceeded the required ... in the main location of fishing effort arising from ice conditions in those years. Author(s): S. Parker ... (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2012–13 Approval ... recaptured since 2001. In recent years, most vessels have achieved or exceeded the required tagging rate ...
Meeting Document : WG-FSA-13/49 : Author(s): S. Parker, A. Dunn, S. Mormede and S. Hanchet (New Zealand)