Search results
-
Factors affecting the number and mortality of seabirds attending trawlers and longliners in the Kerguelen area
), based on observations carried out onboard by dedicated observers. Twenty-four species of seabirds were ... by birds. The activity of the vessels also affected the numbers attending, birds being more abundant ... -following seabird followed by Black-browed albatrosses, giant petrels and cape pigeon. The number of white ... were caught by fishing gears mainly by long-lines, in order of importance white-chinned petrels, black ...
Meeting Document : WG-FSA-99/26 : Author(s): H. Weimerskirch, D. Capdeville and G. Duhamel (France)
-
Identification of Amblyraja species in the longline fishery in Subarea 48.3 – CCAMLR
for A.georgiana. Comparisons of colour and patternation were found to be consistent within each form ... , but significantly different between forms. Male A.georgiana, were found to have proportionally longer claspers ... found at depths >1000m, where 85% of A.georgiana were caught in depths between 300-500m. We conclude ... for A.georgiana. Comparisons of colour and patternation were found to be consistent within each form ...
Meeting Document : WG-FSA-02/54 : Author(s): M. Endicott (United Kingdom), L.J.V. Compagno (South Africa) and D.J. Agnew (United Kingdom)
-
Report on Argentine CCAMLR Subarea 48.3 survey: fish
brevicauda guntheri and Gobionotothen gibberifrons, the most frequents. The highest fish densities were found ... found between them (ANCOVA p<0.05). Length at first maturity (L50) was estimated in 26.87 cm ... for C. gunnari for the pooled data. No significant differences were found between males and females. Juveniles ... brevicauda guntheri and Gobionotothen gibberifrons, the most frequents. The highest fish densities were found ...
Meeting Document : WG-FSA-13/62 : Author(s): A. Zavatteri and A. Giussi (Argentina)
-
Fish in the diet of breeding Antarctic shags Phalacrocorax bransfieldensis at four colonies in the Danco Coast, Antarctic Peninsula
four colonies at the Danco Coast, Antarctic Peninsula, by the analysis of 616 pellets (regurgitated ... frequent and important prey at all the colonies sampled, followed by octopods and gastropods. Among fish ... , Notothenia coriiceps was the main prey in all of the sampling sites, followed in similar importance by G ... . gibberifrons in Cape Herschel, Primavera Island and Midas Island and in less importance by H. antarcticus in Py ...
Meeting Document : WG-EMM-00/9 : Author(s): R. Casaux, A. Baroni and E. Barrera-Oro (Argentina)
-
Results of reading tests of TOP otolith sections and time schedule of reading for Dissostichus otoliths caught in regions of data-poor fisheries
. by CASAL model. However, the age estimations using the otoliths have been scarcely progressed in ... between “known ages” by AAD (Australian Antarctic Division) and those estimated by the first author (Taki ... suggests that his reading clear the standard by NIWA (National Institute of Water and Atmospheric Research ... . On the other hand, a total of 60 TOA otolith references by bake-and-embed method were provided by ...
Meeting Document : WG-SAM-13/19 : Author(s): K. Taki and T. Ichii (Japan)
-
Alternative method of the age composition assessment on the basis of surveys length data using mixture distributions
Abstract: On the basis of the bottom trawl surveys carried out by Russia and Great Britain during ... 2000, 2002, 2004 in the South Georgia area, it is demonstrated that the method by Aitchison and ... casts doubt on the correctness of the first method application and therefore also of the method by de la ... Mare commonly used by CCAMLR in icefish age composition of abundance indices determination. To solve ...
Meeting Document : WG-FSA-05/78 : Author(s): P. Gasyukov (Russia)
-
Inclusion of fisheries notifications in the Database of Upcoming Expeditions to the Southern Ocean
(www.soos.aq). Developed by the Australian Antarctic Data Centre, DueSouth is an open-access resource for the ... community that supports the planning of collaborative field programs by providing basic information on ... flights by National Antarctic Programs, international oceanography programs, and tourist companies. The ... deployment of observational platforms or collection of data from regions that may not be routinely visited by ...
Meeting Document : CCAMLR-38/BG/26 : Author(s): Submitted by SCOR
-
Developing robust biomass estimates and advice on catch limits in research blocks
Abstract: In 2016, changes to the methods used by CCAMLR to estimate biomass in research blocks ... resulted in conflicting estimates of biomass between the CPUE by seabed area and the Chapman estimate. The ... different biomass estimates be provided. In this paper, we develop a modified CPUE by seabed area method ... that improves on the original CPUE by seabed area method for toothfish populations in research blocks ...
Meeting Document : WG-SAM-17/37 : Author(s): S.J. Parker, S. Mormede, A. Dunn, S.M. Hanchet and C. Marsh
-
CCAMLR Satellite Overwatch Report (Decision of the Thirty-seventh Meeting of the Commission, paragraph 3.8)
Abstract: This paper contains the report on outcomes of the work carried out by France and, in ... part by the CCAMLR Secretariat, proposed by France at CCAMLR-XXXVII, as endorsed by the Commission. The ... Center (FMCC). Part A of the paper reports on images analysed by the French FMCC containing a ... B of the paper reports on the analysis of AIS data carried out by the French agency CEREMA. Author(s ...
Meeting Document : CCAMLR-38/BG/06 : Author(s): Delegation of France and CCAMLR Secretariat
-
Some considerations for the further development of statistical summaries of CEMP indices
of the procedure to detect anomalies was found to fall to low levels once more than a few anomalous values have ... appeared in the data. An alternative procedure, using baseline mean and variance estimates was found ... to detect anomalies was found to fall to low levels once more than a few anomalous values have appeared ... in the data. An alternative procedure, using baseline mean and variance estimates was found to have ...
Meeting Document : WG-EMM-Stats-97/07 : Author(s): de la Mare, W.K.