Результаты поиска

1. Decadal trends in the South Georgia demersal fish assemblage

   biomass were seen across survey years. Species counts were highly variable across the shelf region and ... species from two families, the Notoheniidae and the Channichthyidae dominated the survey biomass in all ... years accounting for 97% of total demersal fish biomass. The relative abundance of these species was ... demersal fish catch rates was observed with the highest mean CPUE s seen in surveys since 2010 but this was ...

   Meeting Document : WG-FSA-13/26 : Автор(ы): M. Belchier (United Kingdom)

2. On peculiarities of icefish (Champsocephalus gunnari) vertical distribution in different habitats

   populations ecology has been revealed. Fish of all lengths and ages are planktonphages. Fish of the first two ... , as a rule, are at the bottom in the daytime, however in some years they like immature fish, have been ... caught with pelagic fishing gear in the water column during the daytime. Author(s):  J.A. Frolkina ... age groups have been continuously found in the pelagic layer off South Georgia and Kerguelen-Heard ...

   Meeting Document : WG-FSA-03/54 : Автор(ы): J.A. Frolkina (Russia) and V.V. Herasimchuk (Ukraine)

3. Investigating the uncertainty of age determinations for Patagonian toothfish (Dissostichus eleginoides) and the implications for stock assessment

   expanded the reference collection to include an additional 50 otoliths with a mean age above 25 years. The ... . method and the revised Candy method were between the other two methods in terms of year to year ... matrix and a lack of smoothness in the probabilities for ages above 25 years. Positive errors now ... matrix.We assessed misclassification matrices obtained using the revised Candy method along with two other ...

   Meeting Document : WG-FSA-14/46 : Автор(ы): P. Burch, P. Ziegler, W. de la Mare and D. Welsford (Australia)

4. Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in March–April 2010, including a revised growth model

   . The strong year class detected in the last three years’ surveys is now fully recruited as the 4 ... at age of icefish from recent surveys. Author(s):  D.C. Welsford (Australia) Title:  Preliminary ... assessment of yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods ...

   Meeting Document : WG-FSA-10/12 : Автор(ы): D.C. Welsford (Australia)

5. Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia

   . Males accounted for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females ... accounted for 64% of animals older than this. Obvious physical injury was being caused to 30% of animals and ... entanglement problem is not to increase beyond the level of a potential threat. Author(s):  J.P. Croxall, S ...

   Meeting Document : CCAMLR-VIII/BG/05 : Автор(ы): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)

6. Avoidance of incidental mortality of seabirds and the implementation of Conservation Measure 169/XVII in Statistical Subarea 88.1 in the 1998/99 season

   Dissostichus spp. in Sub-area 88.1. Daylight setting was allowed south of 65°S in Sub-area 88.1 under special ... and rigorous monitoring of line sink rates. In the trials, two autoline vessels set weighted longlines ... were used to record the actual sink rate achieved on 30% of all sets. For all sets combined the average ... trials and the development of new line-weighting technologies is recommended. Author(s):  J. Molloy and N ...

   Meeting Document : WG-FSA-99/35 : Автор(ы): J. Molloy and N. Smith (New Zealand)

7. CONDITIONING SMOM USING THE AGREED CALENDAR OF OBSERVED CHANGES IN PREDATOR AND KRILL ABUNDANCE: A FURTHER STEP IN THE DEVELOPMENT OF A MANAGEMENT PROCEDURE FOR KRILL FISHERIES IN AREA 48

   reference observations for Area 48 (the SAM calendar). Results are presented for two implementations of SMOM ... , one with the time series of krill abundance fixed on input, and the other incorporating an explicit ... general the two SMOM implementations are broadly successful in reproducing the direction and timing of ... future steps in the MP development process is discussed. Author(s):  É.E. Plagányi and D.S. Butterworth ...

   Meeting Document : WG-EMM-08/44 : Автор(ы): É.E. Plagányi and D.S. Butterworth (South Africa)

8. The annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari for 2015

   sub-division into two boxes, one having 15 and the second 10 randomly allocated stations. In addition ... of 2014 and two and a half times that of the long-term average for the survey. The C. gunnari catch ... and 929 for macrourids. Author(s):  G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia) Title:  The ... this year meant that 333 sets of otoliths were collected for L. squamifrons,   499 for C. rhinoceratus ...

   Meeting Document : WG-FSA-15/11 : Автор(ы): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)

9. ANNUAL REPORT FROM SCAR TO CCAMLR

   Group on Birds and Marine Mammals (BAMM). The book on Antarctic Climate Change and the Environment (ACCE ... --Advances in and beyond IPY--". Author(s):  Submitted by SCAR Title:  ANNUAL REPORT FROM SCAR TO CCAMLR ...

   Meeting Document : CCAMLR-XXVIII/BG/34 : Автор(ы): Submitted by SCAR

10. Proposal for an extension to the mark-recapture experiment to estimate toothfish population size in the South of Subarea 48.4

    20% of sets were undertaken during daylight hours and no bird entanglements or mortalities were ... mark‐recapture experiment in the South of Subarea 48.4 in 2010/11 with a reduced TAC of 30 tonnes ... . Author(s):  J. Roberts and D. Agnew (UK) Title:  Proposal for an extension to the mark-recapture ... Abstract:  A three‐year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ...

    Meeting Document : WG-FSA-10/40 : Автор(ы): J. Roberts and D. Agnew (UK)

Страницы