Search results
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A generalized discriminant for sexing fulmarine petrels from external measurements
birds to predict the sex of unknown individuals in field studies. Geographic variation in size and shape ... , Daption capense; and Snow Petrel, Pagodroma nivea) assigned 81 to 98% of birds in the samples ... discriminant scores, without reference to sexed birds, by using a maximum-likelihood method. Depending ... populations of fulmarine petrels without requiring samples of birds of known sex. Author(s): J.A. van ...
Meeting Document : WG-CEMP-94/24 : Author(s): J.A. van Franeker and C.J.F. ter Braak (The Netherlands)
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Seabird interaction with long-lining operations for Dissostichus eleginoides around South Georgia, April and May 1994
for the twenty sets was 0.48 birds/1000 hooks and maximum mortality 3.12 birds/1000 hooks. Mortality ... and interactions of birds with operations varied with site and time of day, and due to behavioural interactions ... between birds. Setting only at night would dramatically reduce albatross deaths, but would substantially ... for the twenty sets was 0.48 birds/1000 hooks and maximum mortality 3.12 birds/1000 hooks. Mortality ...
Meeting Document : WG-IMALF-94/15 : Author(s): J.R. Ashford, J.P. Croxall (United Kingdom), P.S. Rubilar and C.A. Moreno (Chile)
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Conservation Measure Conservation Measure 30/X (1991)
fishing season. CONSERVATION MEASURE 31& Notification that Members are Considering Initiating a New ... that in recent years new fisheries have started without adequate information being available to evaluate either ... that without prior notification of a new fishery, the Commission is unable to fulfil its function under ... of the Convention: 1. A new fishery, for the purposes of this Conservation Measure, is a fishery on a species ...
Conservation Measure : 30/X (1991)
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Conservation Measure Conservation Measure 44/XI (1992)
in the 1992/93 Season The Commission, Endorsing the application of Chile to conduct a new fishery ... of proposals to establish a new fishery for this species and Statistical Subarea, Agreeing that no other ... : 1. The new fishery by Chile for Dissostichus eleginoides in Statistical Subarea 48.4 in 1992/93 shall ... be limited to 240 tonnes. 2. For the purposes of this new fishery for Dissostichus eleginoides ...
Conservation Measure : 44/XI (1992)
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The incidence of plastic in the diets of Antarctic seabirds
below the sea surface contained little plastic, as expected; these birds live entirely on live prey ... and micronekton. This includes the majority of Southern Ocean flighted birds. Incidence of plastic among them ... the sea surface contained little plastic, as expected; these birds live entirely on live prey. Among ... . This includes the majority of Southern Ocean flighted birds. Incidence of plastic among them was a function ...
Meeting Document : SC-CAMLR-X/BG/18 : Author(s): Delegation of USA
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
, and compared foraging behavior with that of breeding (chick-rearing) birds. Foraging was highly diurnal with 98 ... was 6-8 h, and birds spent 51-62% of the foraging trip diving. Dive depth and duration were bimodal. Shallow dives (30 ... and diel movements of Antarctic krill, the main winter prey of Gentoo Penguins (including study birds). We ... activity of non breeding Gentoo Penguins in winter is similar to that of chick-rearing birds. The only ...
Meeting Document : WG-CEMP-92/37 : Author(s): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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Seabird by-catch update on industrial Patagonian toothfish fishery in southern Chile
, with very high values from September to December (0.37 to 1.28 birds/1,000 hooks). Main species caught ... was the black-browed albatross (96% of total birds). Considering the monthly fishing effort and bycatch rate ... , during 2002 a total estimated of 2,162 birds were incidentally killed. This result determined ... , with very high values from September to December (0.37 to 1.28 birds/1,000 hooks). Main species caught ...
Meeting Document : WG-FSA-04/13 : Author(s): J. Arata, C.A. Moreno and R. Hucke-Gaete (Chile)
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Seabird mortality in the artisanal austral hake and Patagonian toothfish longline fisheries in southern Chile
by-catch was 0.030 birds/1000 hooks in the Austral hake fishery, mainly accounted by birds caught during ... the slow process of hauling. The overall by-catch rate in the Patagonian toothfish was 0.047 birds/1000 ... by-catch was 0.030 birds/1000 hooks in the Austral hake fishery, mainly accounted by birds caught during ... the slow process of hauling. The overall by-catch rate in the Patagonian toothfish was 0.047 birds/1000 ...
Meeting Document : WG-FSA-04/54 : Author(s): C.A. Moreno, P. Rubilar, J. Arata, R. Hucke-Gaete (Chile) and G. Robertson (Australia)
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Foraging dynamics of macaroni penguins (Eudyptes chrysolophus) at South Georgia during brood-guard
(or at least overlap was restricted), and that though birds from some colonies foraged within waters influenced ... by major oceanographic features such as the southern Antarctic Circumpolar Current front, not all birds ... in the region focused on such areas as some birds foraged in other oceanographic contexts. The results from ... (or at least overlap was restricted), and that though birds from some colonies foraged within waters influenced ...
Meeting Document : WG-EMM-06/P4 : Author(s): P.N. Trathan, C. Green, J. Tanton, H. Peat, J. Poncet and A. Morton (United Kingdom)
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Ingestion of anthropogenic articles by seabirds at Macquarie Island
Gulls. Birds examined in 1988 had a higher frequency of occurrence of foreign objects than birds ... recorded from the stomachs of Southern Giant Petrels, Subantarctic Skuas, and Kelp Gulls. Birds examined ... in 1988 had a higher frequency of occurrence of foreign objects than birds examined prior to 1980. ...
Meeting Document : CCAMLR-VIII/BG/12 : Author(s): D.J. Slip, K. Green and E. Woehler (Australia)