Resultados de la búsqueda
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Cephalopod diet of the southern elephant seal (Mirounga leonina) at King George Island, South Shetland Islands
Abstract: In the austral summer of 1995/96, 25 southern elephant seals, Mirounga leonina, were ... present in 72% of the individuals sampled (n=18). Seven species of squid and 3 of octopus were identified ... . Overall, the squid species Psychroteuthis glacialis was by far the most important prey in terms of numbers ... (77%), biomass (80.8%) and frequency of occurrence (94.4%). Next in importance in terms of mass in the ...
Meeting Document : WG-EMM-99/13 : Autor(es): G.A. Daneri, A.R. Carlini (Argentina) and P.G.K. Rodhouse (United Kingdom)
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Oil, marine debris and fishing gear associated with seabirds at Bird Island, South Georgia 1995/96
Abstract: In the third year of standardised recording of oil, fishing gear and marine debris at ... grey-headed albatrosses (two items). One gentoo penguin chick was released from entanglement in a ... were reported in association with grey-headed albatrosses (one squid jig decoy), black-browed ... (two squid jigs; six hooks swallowed and impaled (four in adults, two in chicks), the remainder being ...
Meeting Document : SC-CAMLR-XV/BG/04 : Autor(es): Delegation of the United Kingdom
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Diet and feeding ecology of the diving petrels Pelecanoides georgicus and P. urinatrix at South Georgia
Bird Island, South Georgia. The diet of both species was dominated by crustaceans. in particular ... crustaceans in the diet of P. georgicus. and copepods, which contributed 71 % of the biomass of crustaceans in ... the diet of P. urinatrix. Calanoides acutus was the most numerous copepod in the diet of both species ... ; however, Rhincocalamus gigas was more common in P. urinatrix than in P. georgicus. The dominant amphipod ...
Meeting Document : WG-EMM-97/10 : Autor(es): Croxall, J.P., Prince, P.A., Hill, H.J., Edwards, T.M., Reid, K.
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Reproductive performance of seabirds and seals at South Georgia and Signy Island, South Orkney Islands, 1976-1987: implications for Southern Ocean monitoring studies
reviewed. Breeding success of the wandering albatross, which breeds in winter and eats fish and squid, has ... South Georgia, which breed in summer and feed extensively on krill, have shown major fluctuations in ... fluctuations in reproductive performance of the krill-eating, summer-breeding penguins at Signy Island are not ... in 1980-81 and 1982-83) with the date of ice break-out in late spring. Numerous parameters of ... breeds in winter and eats fish and squid, has remained constant, while population size has declined ... gradually but significantly. The other species at South Georgia, which breed in summer and feed ... extensively on krill, have shown major fluctuations in some or all of : breeding population size, breeding ... reduced availability of krill is discussed. The fluctuations in reproductive performance of the krill ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 445-447 : Autor(es): Croxall, J.P., T.S. McCann, P.A. Prince and P. Rothery
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Research results from the SPRFMO exploratory fishing program for Antarctic toothfish 2016 and 2017
toothfish in the South Pacific Regional Fisheries Management Organisation (SPRFMO) Convention Area during ... catch rates of post-spawning Antarctic toothfish, similar in magnitude to catch rates in the north ... . Fish were in poor body condition as assessed using Fulton’s condition factor indicative of full or ... partial starvation which would be consistent with a spawning event prior to the sampling in 2016 and 2017 ...
Meeting Document : WG-FSA-18/39 : Autor(es): J.M. Fenaughty, M. Cryer and A. Dunn
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Effect of a shore-based sampling program on Notothenia coriiceps populations
coriiceps was studied at Potter Cove, South Shetland Islands, by comparing catch data taken in successive ... summers of 1992/93 to 1994/95 at one specific zone (site 1) with those taken in the same last summer at ... under similar sampling conditions (depth, net measurements, bottom type). In site 1, a marked decrease ... in length (TL) of the fish was observed throughout the whole period. The fish from sites 2 (x=32.4 cm ...
Meeting Document : WG-FSA-99/24 : Autor(es): R. Casaux and E. Barrera-Oro (Argentina)
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Informes de pesquerías de 2016
of Area 51) (160.81 KB) Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Subarea ... 88.1 (798.99 KB) Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Subarea 88.2 (342.32 ... Report 2016: Exploratory fishery for Dissostichus spp. in Subarea 48.6 (361.59 KB) Fishery Report 2016 ... : Exploratory fishery for Dissostichus spp. in Division 58.4.1 (292.49 KB) Fishery Report 2016: Exploratory ...
Page : Site Section: Publications
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SEASONAL ESTIMATION OF ABUNDANCE BY BOOTSTRAPPING INEXACT RESEARCH DATA (SEABIRD): A METHOD FOR ASSESSING ABUNDANCE AND UNCERTAINTY FROM HISTORICAL COUNT DATA USING ADELIE PENGUINS AS A CASE STUDY
Abstract: In addition to a review of published studies on Adelie penguin abundance at breeding ... sites in Antarctica, Southwell (2004) proposed a general abundance estimator appropriate for a species ... of that kind. The present study attempts to implement this estimator in the form of a parametric ... uncertainty at breeding sites in Antarctica. To achieve this task, a menu-driven suite of routines titled ...
Meeting Document : WG-EMM-PSW-08/11 : Autor(es): J.P. McKinlay and C.J. Southwell (Australia)
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Cambios a largo plazo de la composición por tallas de la austromerluza negra (Dissostichus eleginoides) en capturas con palangres realizadas en aguas alrededor de las islas Georgias del Sur
Abstract: This paper discusses long-term changes in the length composition of Patagonian ... toothfish (Dissostichus eleginoides) taken in longline catches in waters around South Georgia in the context ... of fishery management. Author(s): N.N. Kukharev and A.F. Petrov Title: Long-term changes in the ... length composition of Patagonian toothfish (Dissostichus eleginoides) in longline catches in waters ...
Meeting Document : SC-CAMLR-XXXVII/14 Rev. 2 : Autor(es): Н.Н. Кухарев и А.Ф. Петров
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Informe de la campaña de investigación biológico-pesquera de palangre de fondo en aguas del Atlántico sur-oriental y en los sectores Atlántico e índico de la CCRVMA (Subárea 48.6 y División 58.4.4)
the Antarctic Convergence (Meteor) and in the CCAMLR region (Shona, Spiess, western slope of the ... in a north-south and west-east gradient and to determine the geographical and bathymetrical ... perpendicular transects to the isobathes, fishing in different depth strata using one or two sets, from the ... shallower waters down to depths between 1500 and 2000 metres. Catches in numbers were widely dominated by ...
Meeting Document : WG-FSA-98/48 : Autor(es): L.J. López Abellán y J.F. González Jiménez