Search results

1. Acoustic survey design to estimate krill biomass in Subareas 48.1, 48.2 and 48.3

   Abstract:  The Scientific Committee has requested advice on the feasibility of conducting a ... synoptic survey of krill biomass in Statistical Area 48. Example calculations are presented for estimating ... the amount of survey effort required to achieve a target level of precision using a stratified random ... 1.25 ship-months of survey effort can provide an estimate of krill biomass in Subareas 48.1, 48. 2 and ...

   Meeting Document : WG-EMM-95/71 : Author(s): Hewitt, R.P., Watters, G.

2. Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?

   that there is a difference between the real mean characteristic for a sex, and the apparent mean derived by sexing the birds ... of birds with greater than 80% success, the difference between the true and apparent mean is likely ... distributions are used to show that there is a difference between the real mean characteristic for a sex ... , and the apparent mean derived by sexing the birds using discriminant analysis. When discriminant functions ... normal distributions are used to show that there is a difference between the real mean characteristic ... for a sex, and the apparent mean derived by sexing the birds using discriminant analysis. When ... , the difference between the true and apparent mean is likely to be undetectable when fewer than 600 birds ... in males and females but the means are sufficiently close that there is some overlap between ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Author(s): Agnew, D.J.

3. Developments, considerations and recommendations by the land-based predator survey group: a summary and up-date

   Abstract:  A summary of considerations and decisions made by the correspondence group on land ... -based predator abundance is provided for comment by the Working Group. In order to complete ... relevant spatial unit for estimation in Area 48 and the required precision for estimation in each unit. A ... workshop addressing survey design issues is proposed for 2006. Terms of reference for the workshop are ...

   Meeting Document : WG-EMM-05/24 : Author(s): C. Southwell (Australia), P. Trathan (United Kingdom), W. Trivelpiece, M. Goebel (USA) and P. Wilson (New Zealand)

4. CCAMLR course in survey design and execution – a possible way to assure intellectual continuity and renewal in WG-EMM

   forward to propagate the experiences gained in planning and executing the CCAMLR 2000 krill survey. The ... and practical aspects of krill survey work by planning and performing a “miniature survey” in ... international course would help to assure that the collective wisdom of CCAMLR is maintained, developed and ... Abstract:  A proposal to arrange a CCAMLR course in survey design and execution at KMRS is put ...

   Meeting Document : WG-EMM-01/51 : Author(s): B. Bergström and M.A. Thomasson (Sweden)

5. WG-CEMP-94

   Interannual variation in the breeding biology of the Antarctic prion Pachyptila desolata at bird island, South ... /31 Analysis of the stomach content in the blue-eyed shag Phalacrocorax atriceps bransfieldensis at ... penguins K.R. Kerry, J.R. Clarke and G.D. Else (Australia) WG-CEMP-94/10 Spatial structure of the Southern ... -94/11 Temporal patterns of milk production in Antarctic fur seals (Arctocephalus gazella) J.P.Y ...

   Meeting

6. Monitoring Antarctic environmental variables using penguins

   100 m of the water column was highest in the western section of the Bay which concurred with higher ... trips from 49 penguins indicated that during December 1991 and January 1992 the temperature in the top ... biotic features of the environment can be studied using animals to transport probes to the study site ... , provided information is given on the position of the animals when measurements are made. Author(s):  R.P ...

   Meeting Document : WG-CEMP-94/27 : Author(s): R.P. Wilson, B.M. Culik and R. Bannasch (Germany) and J. Lage (France)

7. Potential for using CCAMLR VMS data for compliance analysis and data quality assurance

   in focus on the use of VMS data by CCAMLR and requires a contingent change in emphasis on data ... quality assurance processes in order to ensure that the VMS can be used with an appropriate degree of ... Abstract:  In response to a request from the Scientific Committee the Secretariat has initiated a ... confidence for compliance analysis and improving the quality of other georeferenced data. Author(s):  CCAMLR ...

   Meeting Document : SC-CAMLR-XXXIV/BG/19 : Author(s): CCAMLR Secretariat

8. AGE ESTIMATION AND LEAD-RADIUM DATING OF ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI)

   commercial fishery in the Southern Ocean, yet many of their life history characteristics, including vital ... estimated ages, the radioactive disequilibrium of lead-210 and radium-226 in otolith cores was measured and ... relation to their maximum size (L∞ = 158.9 cm). These vital rates are discussed in the context of the ... to at least 39 years of age. Estimated and radiometric ages were in close agreement, confirming age ...

   Meeting Document : WG-FSA-08/17 : Author(s): C.M. Brooks, A.H. Andrews, J.R. Ashford, G.M. Cailliet, N. Ramanna and C. Lundstrom (USA)

9. Draft Research and Monitoring Plan for the South Orkney Islands Southern Shelf Marine Protected Area (MPA Planning Domain 1, Subarea 48.2)

   Islands Southern Shelf MPA, with the aim of further harmonizing CM 91-03 and CM 91-04. The draft RMP is ... based on the draft initially proposed in 2014 (SC-CAMLR-XXXIII/11) and revised in 2018 (SC-CAMLR-XXXVII ... /09). It aims to address the requirements of CM 91-04, and takes account of general principles from ... discussions on the development of RMPs. The plan outlines research and monitoring topics relevant to specific ...

   Meeting Document : WG-EMM-2019/31 : Author(s): S.M. Grant and P.N. Trathan

10. Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000

    of crab species. The catch rate of toothfish was notably lower than that achieved in the longline ... Abstract:  During the period March to May 2000, the UK undertook trials of a pot fishing method to ... trial, the results, and discusses the commercial viability of this fishing method for toothfish ... fisheries in the CCAMLR area. While the method successfully caught D. eleginoides, there was a large bycatch ...

    Meeting Document : WG-FSA-00/23 : Author(s): D. Agnew, T. Daw, M. Purves and G. Pilling (United Kingdom)

Pages