Search results
-
Detection of predator dive patterns from stationary echosounder data
Abstract: Standard protocols for processing of echosounder data are geared towards the estimation ... , and the data provided by the echosounders may be used to assess the behaviour of these organisms, as well ... an acoustic lander located close to the South Orkneys. The analysis documented clear patterns in the dive data ... with regards to time of year as well as time of day. At the temporal scales analysed the data did not suggest ...
Meeting Document : WG-EMM-2019/34 : Author(s): T. Klevjer and G. Skaret
-
THE SELECTION OF TRIPS BASED ON DATA METRICS FOR THE ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
) in the Ross Sea Region was selected on the basis of data quality metrics for individual trips. Initial ... . These trips were used to define a range for various data quality metrics considered to be informative ... with respect to tagging data. Other trips with data quality metric values within these ranges were added ... . The methods used here provide a means of objectively selecting trips considered to have suitable tagging data ...
Meeting Document : WG-FSA-09/35 : Author(s): D.A.J. Middleton (New Zealand)
-
e-sc-xv-a5.pdf
... undertaken in 1995/96 Design of Data Forms for Observers Observer Operational Procedures and Data ... on the high seas close to the CCAMLR Convention Area (see paragraph 7.50). Design of Data Forms ... observer data recording forms are to be included in the Scientific Observers Manual; (iii) to reduce ... of observer instructions and data forms; (b) notifying the Secretariat, preferably by fax or e-mail ... paragraph 7.50). Design of Data Forms for Observers 3.10 Following the request of last year’s ... Scientific Observer Logbook. Loose-leaf master copies of the most recent version of data collection forms ... observer instructions and data forms; (b) notifying the Secretariat, preferably by fax or e-mail, of application/pdf attached to:WG-FSA-96
Meeting Report : WG-FSA-96
-
plotImage – software for producing augmented image plots of spatially referenced data
of spatially referenced data. While developed to satisfy the specific requirements of WG-FSA, the routines have ... been developed to be as generic as possible and may be useful for displaying a wide range of data ... Working Groups for the display of spatially referenced data. Author(s): J.P. McKinlay (Australia) Title ... : plotImage – software for producing augmented image plots of spatially referenced data Approval: Approved ...
Meeting Document : WG-SAM-10/22 : Author(s): J.P. McKinlay (Australia)
-
Exploratory analysis of acoustic data from the Ross Sea
of conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected using ... exploratory fishery. Data were recorded continuously from 28 December to 2 February 2003, then during line ... setting only during 5–22 February 2003. Analyses were carried out to assess data quality, describe ... . These analyses focused on the subset of acoustic data collected when setting longlines so acoustic recordings ...
Meeting Document : WG-FSA-SAM 03/9 : Author(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand)
-
A history of the acquisition and analysis of sea-ice data by CCAMLR
). In the early years of development of the ecosystem monitoring program sea ice data, especially derived from ... , and following a pilot study carried out by the Secretariat sea ice data derived from US Joint Ice Centre ice ... charts were routinely acquired and analysed by the Secretariat from 1993. An alternative source of data ... , digital images produced by the US National Snow and Ice Data Centre, with a relatively low resolution ...
Meeting Document : WG-EMM-96/15 : Author(s): Agnew, D.J.
-
Collection, processing and potential use of sonar data from krill fishing vessels
of Antarctic krill distribution, and potentially abundance. Data from sonars can be used independently ... Sea', routinely use sonars, and we provide example data and swarm descriptions from these vessels ... of our discussions will facilitate the use of sonar data collected from a variety of vessels and sonar ... types by providing guidance on the operation, sonar system settings, and data analysis techniques ...
Meeting Document : SG-ASAM-14/01 : Author(s): G. Skaret (Norway) and M.J. Cox (Australia)
-
Approaches to data collection and analysis for detecting and quantifying functional overlap at the scale of the individual vessell
, and b) how krill acoustic surveys and transects could also be used to provide data for wider ecosystem ... required answering, to ensure data collection requirements were robustly designed. This paper, therefore ... , considers what types of scientific questions can be answered with the two approaches to data collection ... the development of a robustly designed data collection programme. Author(s): M. Söffker and N. Gasco Title ...
Meeting Document : WG-EMM-18/33 : Author(s): M. Söffker and N. Gasco
-
Modelling catch and effort data using generalised linear models with random cruise effects: trawl fishery for mackerel icefish (Champsocephalus gunnari) in CAMLR Area 58.5.2
Abstract: A set of procedures for modelling catch and effort data using generalized linear mixed ... models (GLMMs) including data analytic methods for examining the appropriateness of model structure ... of Champsocephalus gunnari in Subarea 58.5.2 is described. For the trawl catch and effort data it was found ... the precision of the standardised CPUE estimates was considerably poorer than that of the longline data ...
Meeting Document : WG-FSA-03/35 : Author(s): S.G. Candy (Australia)
-
Spatio-temporal dynamics of the Antarctic krill fishery in Subarea 48.1 based on data collected on board F/V Fu Rong Hai
played an important role in the feed-back management of krill fishery. The CPUE data collected from ... and spatial dynamics of the population and the fishery of krill in CCAMLR Subarea 48.1. The acoustic data ... , the fishing activity usually concentrated in the middle of the Bransfield strait Acoustic data showed similar ... dynamics of the krill in the Bransfield strait with CPUE data in the 2015/16 fishing season. Author ...
Meeting Document : WG-EMM-18/41 : Author(s): Y. Ying, X. Wang, X. Zhao, J. Zhu, G. Fan and X. Yu