Resultados de la búsqueda

1. An overview of a large ecosystem survey of the southwest Indian Ocean sector of the Southern Ocean (CCAMLR Division 58.4.2)

   Division 58.4.2 (the South West Indian Ocean Sector of the Southern Ocean 30-80°E) in January-March 2006 ... as adopted in previous B0 surveys in the CCAMLR Area and was designed so that the results would be ... being prepared for a special Issue of Deep-Sea Research for publication in 2008. Author(s):  S. Nicol, S ...

   Meeting Document : WG-EMM-06/15 : Autor(es): S. Nicol, S. Kawaguchi, T. Jarvis, G. Williams, N. Bindoff, D. Thiele (Australia), J. Schwarz (Germany), A. Davidson, S. Wright, J. Gedamke and P. Thompson (Australia)

2. Fitting a von Bertalanffy growth model to length-at-age data accounting for length-dependent fishing selectivity and length-stratified sub-sampling of length frequency samples

   Abstract:  Response-biased sampling in the context of regression modelling occurs when sample ... units are selected with a probability that is a function of the response. In sampling to obtain fish to ... caught is length-dependent in (i) and when fixed sample sizes per length bin or class are employed in (ii ...

   Meeting Document : WG-FSA-SAM-05/13 : Autor(es): S.G. Candy (Australia)

3. Fishing gear, marine debris and oil associated with seabirds at Bird Island, South Georgia, 2001/02

   the ninth such annual report. Fewer hooks and other longline fishery discards were recorded in ... snowy sheathbill (synthetic rope) was recorded for the first time in the study. More marine debris was ... found in association with wandering albatrosses (largely food wrappers and plastic bags) and grey-headed ... albatrosses (mostly small plastic fragments) than in any previous year. Small quantities of marine debris ...

   Meeting Document : SC-CAMLR-XXI/BG/07 : Autor(es): Delegation of the United Kingdom

4. Effects of orientation on acoustic scattering from Antarctic krill at 120 kHz

   ) were made at a frequency of 120 kHz in a chilled insulated tank at the Long Marine Laboratory in Santa ... Cruz, CA. Individual animals were suspended in front of the transducers, were only loosely constrained ... the need for better in situ behavioral data to properly interpret acoustic survey results. A generic E ...

   Meeting Document : WG-EMM-99/42 : Autor(es): D.E. McGehee (USA), R.L. O’Driscoll (New Zealand) and L.V. Martin Traykovski (USA)

5. Comparison of equal-area cylindrical and circular piston transducers

   Abstract:  Design of sondes for in situ measurement of zooplankton or other scatterers requires ... patterns with measurement gives confidence in the radiation model, which is used to compute the directivity ... single targets and multiple targets distributed throughout the sampling volume. In every single case, the ... . This is directly attributable to differences in directivity index and curvature loss. Other, pragmatic ...

   Meeting Document : WG-EMM-95/08 : Autor(es): Foote, K.G.

6. CONVENORS’ REPORT OF THE WG-IMAF WORKSHOP

   might operate and the implications for its work. The workshop agreed that in future ad hoc WG-IMAF ... reflect a purpose and revised scope of the group; o in the short-medium term WG-IMAF should place a ... particular focus on a reduction in incidental mortality of seabirds associated with fishing in those areas of ...

   Meeting Document : WG-FSA-08/65 : Autor(es): K. Rivera and N. Smith (Co-conveners of ad hoc WG-IMAF)

7. Water mass distribution and circulation west of the Antarctic peninsula and including Bransfield Strait

   34.6 to 34.73 and oxygen values below 4.5 ml 1-1, is the most prominent water mass in this region, is ... found between 200 and 700 m, and is present in all seasons throughout the region examined. Below 200 m ... this water mass floods the continental shelf west of the Antarctic Peninsula. CDW is also found in ... Islands. Mixing of CDW results in reduction of the oxygen content of the overlying Antarctic Surface Water ...

   Meeting Document : WG-EMM-95/67 : Autor(es): Smith, D.A., Lascara, C.M., Klinck, J.M., Hofmann, E.E.

8. Seabird interaction with long-lining operations for Dissostichus eleginoides around South Georgia, April and May 1994

   predominating. Our data suggest that grey-headed albatrosses, whose populations at South Georgia are in serious ... decline, were disproportionately affected in relation to their numbers in the vicinity of the fishing ... vessel; giant petrels also may be disproportionately affected, at least in relation to the size of their ...

   Meeting Document : WG-IMALF-94/15 : Autor(es): J.R. Ashford, J.P. Croxall (United Kingdom), P.S. Rubilar and C.A. Moreno (Chile)

9. Influence of tag numbers, size of tagged fish, duration of the tagging program, and auxiliary data on bias and precision of an integrated stock assessment

   aspects of a tagging program, in particular the effects of the numbers of fish tagged, the duration of a ... tagging program, the size of tagged fish, and the type of auxiliary data used in the assessment. The ... numbers were important particularly in the early stages of an exploratory fishery to ensure some ... estimates, however the precision of SSB status estimates in the final assessment year was relatively low ...

   Meeting Document : WG-SAM-12/24 : Autor(es): P.E. Ziegler (Australia)

10. A sentiment analysis of online content containing Antarctic krill fishing search terms

    terms 12 was analysed to evaluate public perception of the fishery, as a consideration in management 13 ... combination of recent increases in catches and perceived 16 negative environmental impacts of fishing for ... resulted in an ongoing public debate. 18 The tenor of this debate is inevitably guided by access to ... operate in a changing environment as well as a providing a method for using 25 online content sentiment ...

    Meeting Document : WG-EMM-17/18 : Autor(es): J. Barrett, K. Reid and J. Jabour

Páginas