Результаты поиска
-
Winter and summer foraging location of Adélie penguins from Mawson, Davis and Casey
foraging locations is relevant to WG-EMM in terms of understanding the spatial and temporal scales of ... influence on CEMP parameters as well as the management of the Southern Ocean marine living resources in ... with a diet which is largely comprised of the fishery target species Antarctic krill (Euphausia superba ... , the birds foraged within several hundred kilometres of their breeding colonies, and at times, they ...
Meeting Document : WG-EMM-13/08 : Автор(ы): L. Emmerson, N. Kokubun and C. Southwell (Australia)
-
Behaviour of Dissostichus eleginoides fitted with archival tags at Heard Island: preliminary results
Abstract: Thirty nine Dissostichus eleginoides were released in the vicinity of Heard Island ... carrying archival tags in April 2002. Since then seven have been recaptured and the depth and temperature ... data they recorded is analysed here. Most of the fish had periods of active vertical movement ... alternating with periods of relative inactivity, loosely correlated with moon phase. The direction of vertical ...
Meeting Document : WG-FSA-02/60 : Автор(ы): R. Williams and T. Lamb (Australia)
-
Relative abundance of large whales around South Georgia
mother-calf pair was observed off the Shag Rocks in February 1997. Extirpation of animals from this ... Abstract: To assess large whale stocks following the cessation of land-based South Georgia ... particular feeding ground is the most likely reason for ongoing low numbers of all species. Other factors may ... humans, an unusually high rate of natural mortality, habitat change such as alteration in sea ice ...
Meeting Document : WG-EMM-99/34 : Автор(ы): M.J. Moore (USA), S.D. Berrow (UK), B.A. Jensen (USA), P. Carr (UK), R. Sears (Canada) and V.J. Rowntree, R. Payne and P.K. Hamilton (USA)
-
Database of CCAMLR working documents
documents contain major contributions to the work of CCAMLR and provide an important record of the history ... of scientific, political and administrative developments. While readily accessible within the ... examine the feasibility of creating a database of CCAMLR working documents that could be indexed by ... database in MS Access to catalog documents submitted to CCAMLR meetings. The database contains hyperlinks ...
Meeting Document : WG-EMM-02/8 : Автор(ы): Secretariat
-
Summer survey of fur seals at Prince Edward Island, southern Indian Ocean
9.3% per year between 1987/1988 and 2001/2002, and the population is in the mature phase of population ... Abstract: The onshore distributions and the abundances of Antarctic fur seals Arctocephalus ... December 2008. This repeats a survey conducted in December 2001 and extends the area surveyed to include ... the entire south-west coast of Prince Edward Island. Of the two colonies of Antarctic fur seals, the ...
Meeting Document : WG-EMM-10/P15 : Автор(ы): M.N. Bester, P.G. Ryan and J. Visagie
-
Habitat preferences of Adélie and chinstrap penguins during pre-moult
Abstract: In order to understand and mitigate for the potential impacts of anthropogenic ... phase of the annual cycle. We show that Adélie penguins have an affinity to forage and moult on sea-ice ... to moult. However, habitat models aimed to predict the preferred foraging habitats of penguins during ... understand the distribution and foraging behaviour of penguins during certain stages of the life-cycle, and ...
Meeting Document : WG-EMM-18/P12 : Автор(ы): V. Warwick-Evans, M. Santos and P.N. Trathan
-
UPDATE ON ITEMS OF INTEREST TO WG-IMAF
mitigation trials that are underway in New Zealand. We also briefly report on the ongoing revision of the ... Economic Zone that are relevant to the work of the IMAF working group. The bycatch of seabirds by fisheries ... within New Zealand’s EEZ in recent years that either breed or forage within the CCAMLR convention area ... (Convention Area seabirds) is detailed. This paper contains description of the recent and ongoing seabird ...
Meeting Document : WG-IMAF-09/16 : Автор(ы): N. Walker (New Zealand)
-
Dietary composition of juvenile Dissostichus eleginoides (Pisces, Nototheniidae) around Shag Rocks and South Georgia, Antarctica.
Abstract: A diet analysis of the Patagonian toothfish Dissostichus eleginoides, trawled in the ... by the frequency of occurrence method. Cephalopods and mysids were infrequent in the stomachs, and ... South Georgia Islands area in March–April 1996, was carried out by frequency of occurrence (F%) and ... coefficient ‘‘Q’’ (%) methods. The samples consisted chiefly of immature specimens, with predominant length ...
Meeting Document : WG-FSA-05/P6 : Автор(ы): Casaux, R., Barrera-Oro, E.R., Marschoff, E.R.
-
IMPROVING ESTIMATES OF ADÉLIE PENGUIN BREEDING POPULATION SIZE: DEVELOPING FACTORS TO ADJUST ONE-OFF POPULATION COUNTS FOR AVAILABILITY BIAS
times within a breeding season to minimise bias in estimates of the breeding population has long been ... Abstract: It is widely recognised that the interpretation of counts of penguin populations at ... recognised, the considerable work in obtaining one-off counts for population surveys have not been matched by ... the collection of adjustment data. This was recognised at the recent Predator Survey workshop, where ...
Meeting Document : WG-EMM-09/38 : Автор(ы): C. Southwell, J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery (Australia)
-
Comparison of age readings by two otolith preparation techniques and readers
and in interpretation of the break and burn preparation method to warrant further coordination and ... in interpretation of otolith banding patterns. Results suggest broad agreement in ages determined by ... . This experiment highlights the importance of monitoring and comparing ageing protocols within and ... between fish ageing programmes. The criteria for determining similar age interpretation used here (mean ...
Meeting Document : WG-FSA-14/53 : Автор(ы): S.J. Parker (New Zealand), A.F. Petrov (Russia), C.P. Sutton (New Zealand) and E.N. Kuznetsova (Russia)
Страницы
- « первая
- ‹ предыдущая
- …
- 900
- 901
- 902
- 903
- 904
- 905
- 906
- 907
- 908
- …
- следующая ›
- последняя »