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Stomach flushing of Adelie penguins (CEMP Method A8)
found to be empty of food be included in the data set if they are bona fide breeders. It also suggests ... crystallorophias) and may underestimate the importance of E. superba in the diet of penguins from some region ... the water from samples, an extension of the sampling period to include the guard phase, and that birds ... that the first regurgitate of each sample be kept separate from the remainder because it often consists ...
Meeting Document : WG-EMM-95/32 : Автор(ы): Clarke, J.
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Development of an algorithm designed to assess observer data quality and performance
observers in their logbooks. A first version of the algorithm was tested on four randomly selected longline ... worksheets, which displaces data and results in the importation of the wrong data by the algorithm and ... Abstract: As part of the Secretariat task to ensure the quality and consistency of the data ... fishery logbooks. In its current version the algorithm is able to detect and report invalid data formats ...
Meeting Document : WG-SAM-13/40 : Автор(ы): Secretariat
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Diet of cape petrel, Daption capense, during late incubation and chick rearing period, at Laurie Island, South Orkney Islands, Antarctica
Abstract: The diet of Cape petrel was investigated on Mossman Hills, Laurie Island, South Orkney ... , during late incubation and chick-rearing period. The analysis of the samples showed that Euphausiids were ... by far the main prey. Antarctic krill Euphausia superba constituted the bulk of the diet ... conducted during the same period of the life cycle. Author(s): Coria, N.R., Montalti, D., Soave, G.E. Title ...
Meeting Document : WG-EMM-95/85 : Автор(ы): Coria, N.R., Montalti, D., Soave, G.E.
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AGE AND GROWTH OF SPINY ICEFISH, CHAENODRACO WILSONI REGAN, 1914, OFF JOINVILLE-D'URVILLE ISLANDS (ANTARCTIC PENINSULA)
polishing whole otoliths embedded in epoxy resin in moulds. The precision of age estimates between readings ... maturity and a considerable short life span. The fish population of C. wilsoni caught in the studied area ... January 2007. A total of 218 specimens were selected for the study, consisting of 120 females and 98 males ... . The age of fish was estimated by counting annuli on transverse sections obtained by grinding and ...
Meeting Document : WG-FSA-08/33 : Автор(ы): M. La Mesa, A. De Felice (Italy), C.D. Jones (USA) and K.-H. Kock (Germany)
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Method of age determination for Antarctic toothfish (Dissostichus mawsoni)
. All in all 6009 specimens of toothfish were aged using the same above described method. Otoliths were ... Abstract: This work is based on material from Antarctic toothfish, collected in the Ross Sea from ... widely applicable "the break and burn method" was used in the present work (Chilton, Beamish ... December 2004 to March 2005 on the longliner “Volna”. Age was determined for 364 individuals. Currently ...
Meeting Document : WG-SAM-12/18 : Автор(ы): E.N. Kyznetsova, A.F. Petrov and V.A. Bizikov (Russia)
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Estimates of natural and fishing mortality from toothfish mark–recapture and catch-at-age data at South Georgia
mark-recapture models of this type. Given the increasing number of releases and recaptures in all the ... data from all the analysed cohorts in the estimation routine, and we examine the potential estimation ... bias, using simulated data. The results confirm earlier findings, with lower estimates of natural and ... estimates of the exploitation rate predicted by the full assessment models, currently being implemented ...
Meeting Document : WG-FSA-06/54 : Автор(ы): R.M. Hillary and D.J. Agnew (United Kingdom)
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OCEANIC CIRCUMPOLAR HABITATS OF ANTARCTIC KRILL
inner shelf whereas in the Indian-Pacific sectors krill prevail in the ocean within 200-300 km of the ... ACC as the season progressed. The retention of krill in moderately productive oceanic habitats is a ... , with 70% of the total stock concentrated between 0o and 90oW. Within this Atlantic sector, krill are ... shelf break. Overall, 87% of the total stock live over deep oceanic water (>2000 m) and krill occupy ...
Meeting Document : WG-EMM-08/P04 - Abstract : Автор(ы): A. Atkinson, V. Siegel, E. A. Pakhomov, P. Rothery, V. Loeb, R.M. Ross, L.B. Quetin, K. Schmidt, P. Fretwell, E.J. Murphy, G.A. Tarling and A.H. Fleming
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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
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Preliminary announcement of ‘Workshop on Krill Culturing Techniques’
techniques’ at Port of Nagoya Public Aquarium, Japan, in September 2002. Port of Nagoya Public Aquarium ... condition. Several research groups in the world are also independently developing their culturing techniques ... . Developing techniques of culturing krill in large number is thought to be a major break through for further ... methodology. The aim of the workshop is to share the knowledge to date about the methodology of krill ...
Meeting Document : WG-EMM-01/37 : Автор(ы): Delegation of Japan
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New Zealand Draft National Plan of Action – Seabirds
National Plan of Action – Seabirds. The plan will apply to commercial and non- commercial fishing in New ... vessels participate. The plan proposes that Codes of Practice be developed for each fishery, and that the ... mandatory if not adhered to voluntarily in Codes of Practice. Economic incentives or penalties may also be ... developed if required. The New Zealand government will make final decisions on the plan in November 2003 ...
Meeting Document : WG-FSA-03/41 : Автор(ы): J. Nicolson and D. Randall (New Zealand)
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