Resultados de la búsqueda
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Diet overlap among top predators at the South Orkney Islands, Antarctica
analyzed diet information on nine bird and two seal species collected in the austral summer from 1996 to ... variable diets. This variability may be explained by fluctuations in krill availability. In years when ... . Author(s): M.L. Bertolin and R. Casaux Title: Diet overlap among top predators at the South Orkney ...
Meeting Document : WG-EMM-18/04 : Autor(es): M.L. Bertolin and R. Casaux
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Evaluation of the effects of illegal, unregulated and unreported (IUU) fishing on the legal catch of fisheries for Dissostichus eleginoides
closure of the legal fishery occurs when the spawning stock has been almost depleted to 20% of the pre ... result in a closure of the legal fisheries in the Indian Ocean within the next 12 years because it is in ... is low because the effects of IUU fishing are averaged out in the assessment process over 35 years ... long-term annual yield obtained in the assessment process. Author(s): A.J. Constable (Australia) Title ...
Meeting Document : WG-FSA-02/69 : Autor(es): A.J. Constable (Australia)
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INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS
matrix ‘smooths-out’ peaks in the true (i.e. without ageing error) age frequency data. Author(s): S.G ... declined from a maximum of around 6 to 8 down to close to 1 as the aged sample fraction increased from 1 ... Abstract: Catch-at-age proportions are generally incorporated into an integrated assessment as ... requires a nominal sample size for each fishery and year combination. A method is described for estimating ...
Meeting Document : WG-SAM-09/08 : Autor(es): S.G. Candy (Australia)
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Report of the Second Annual Meeting of SCAR Krill Action Group
Abstract: The first annual meeting of the SCAR Krill Action Group (SKAG) met in Concarneau France ... needs of CCAMLR. Author(s): B. Meyer, S. Kawaguchi and K. Reid Title: Report of the Second Annual ...
Meeting Document : SC-CAMLR-38/BG/06 : Autor(es): B. Meyer, S. Kawaguchi and K. Reid
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New Zealand submission for the trial of the CCAMLR observer training program accreditation scheme
complete, we note that the review will be passed to the Technical Peer Review Group using a closed e-group ... of Members to undertake Part c of the COTPAS review. Author(s): A. Dunn, D. Kerrigan and A. McNabb ...
Meeting Document : WG-FSA-17/41 : Autor(es): A. Dunn, D. Kerrigan and A. McNabb
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By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)
. Unfortunately, Armstrong039;s fish by-catch data were not presented in a standardised manner. This paper ... pb16b1 ~ a 6 n w ~ a ~ e n e i i no~xofixLqlzfi p a s ~ e p B ~ I ~ O P K M ( K O ~ M ~ ~ C T B O ... t he se r e p o r t s w e r e By-catch of non-target species is a problem in collected on ... per tonne of krill appeared to be low. CCAMLR h a s rece ived f o u r r epo r t s CCAMLR has ... were the three most frequently identified species/families in the Chiyo Maru No. 2's by-catch ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Autor(es): Watters, G
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Managing ecosystem uncertainty: critical habitat and dietary overlap of top-predators in the Ross Sea
two predators we also include other trophic competitors and (and in two cases predatory species ... within CCAMLR statistical area SSRU 88.1J and the southern third of 88.1H, one of the main SSRUs for ... cetaceans, especially the toothfish-eating killer whale. Author(s): Testa, J.W., Stewart, B.S., Olmastroni ... , S., Lyver, P., Karl, B., Eastman, J., Barton, K., Ballard, G., Toniolo, V., Wilson, P., Ainley, D ...
Meeting Document : WG-EMM-06/29 : Autor(es): Testa, J.W., Stewart, B.S., Olmastroni, S., Lyver, P., Karl, B., Eastman, J., Barton, K., Ballard, G., Toniolo, V., Wilson, P., Ainley, D.
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Conservation Measure Conservation Measure 21-01 (2002)
base management advice, Noting that in recent years new fisheries have started without adequate ... Commission is unable to fulfil its function under Article IX, hereby adopts the following conservation ... measure in accordance with Article IX of the Convention: 1. A new fishery, for the purposes of this ... the two most recent seasons in which fishing occurred have not been submitted to CCAMLR. 2. A ...
Conservation Measure : 21-01 (2002)
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Abundance and trends of Type B killer whales (Orcinus orca) around the western Antarctic Peninsula
whales had a higher re-identification rate (61% photographed in more than one year) within a highly ... = 20 d; B2: n = 22 tags, median duration = 66 d) and photo-identifications (6 y; B1 = 8,925 photographs ... distributions, but B1s typically occurred further south (extending as far as 69 0 S), whereas all tracks and ... encounters of B2s occurred north of 68 0 S. There were notable hot spots for B1 killer whales between ...
Meeting Document : WG-EMM-18/16 : Autor(es): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman
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The importance of Antarctic Toothfish as prey of Weddell Seals in the Ross Sea: a Review
of non-breeding seals away from breeding haulouts in McMurdo Sound, 0.8-1.3 toothfish were taken per ... the populations of toothfish dependent species. Author(s): D.G. Ainley and D.B. Siniff Title: The ...
Meeting Document : WG-EMM-09/P02 : Autor(es): D.G. Ainley and D.B. Siniff