Search results
-
Lead-radium dating provides a framework for coordinating age estimation of Patagonian toothfish (Dissostichus eleginoides) between fishing areas
(Marine and Freshwater Research, 62(2011): 781–789) ...
Meeting Document : WG-FSA-11/P01 : Author(s): A.H. Andrews, J.R. Ashford, C.M. Brooks, K. Krusic-Golub, G. Duhamel, M. Belchier, C.C. Lundstrom and G.M. Cailliet
-
Developing a penguin tracking database to help determine their most important foraging areas
Abstract: In late 2012 SCAR, BirdLife and BAS developed a successful proposal (to the UK Darwin ... public domain. A penguin database (built along analogous lines and interoperable with the BirdLife Global ... . Author(s): M. Hindell (SCAR), B. Lascelles (BirdLife) and P. Trathan (United Kingdom) Title: Developing ... In late 2012 SCAR, BirdLife and BAS developed a successful proposal (to the UK Darwin Plus Fund ...
Meeting Document : WG-EMM-13/18 : Author(s): M. Hindell (SCAR), B. Lascelles (BirdLife) and P. Trathan (United Kingdom)
-
Factors affecting the number and mortality of seabirds attending trawlers and longliners in the Kerguelen area
attending fishing vessels representing 591 birds / census. The total numbers attending varied mainly ... increased the numbers of birds attending the vessel, especially when offals can be handled easily by birds ... . The activity of the vessels also affected the numbers attending, birds being more abundant during line setting ... it was the reverse situation for giant petrels and cape petrels. Four species of birds were caught by fishing gears ...
Meeting Document : WG-FSA-99/26 : Author(s): H. Weimerskirch, D. Capdeville and G. Duhamel (France)
-
Seabird mortality from longline fisheries: evidence from Marion and Gough Islands
Diomedea exulans nests at Marion Island in the 1990s. No hooks have been found at Gough Island and no birds ... have been found dead ashore on either island as a result of fishing gear. Recoveries of banded birds ... exulans nests at Marion Island in the 1990s. No hooks have been found at Gough Island and no birds have ... been found dead ashore on either island as a result of fishing gear. Recoveries of banded birds at sea ...
Meeting Document : WG-IMALF-94/18 : Author(s): J. Cooper (South Africa)
-
Seabird mortality in the Japanese tuna longline fishery around Australia, 1988–1995
has been in the order of 0.15 birds 1000 hooks, translating to mortalities of 1000-3500 birds per year ... . These estimates are absolute minima because not all birds killed remain on hooks to be observed hauled aboard ... the vessels. The observed seabird catch rate varies annually, seasonally and spatially. Most birds are killed ... assessment of trends in total numbers of birds killed over time. Sixteen seabird species of birds killed ...
Meeting Document : WG-FSA-98/31 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)
-
The foraging range of Adelie penguins at Bechervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
system. Birds were tracked over four foraging trips (by 2 females and 4 males) during the incubation ... birds were feeding chicks. Most birds made foraging trips to the continental shelf break (1000m isobath ... ) approximately 110 km distant at its closest point. Birds feeding chicks also made journeys of 1-2 days ranging ... where the birds were foraging. There is potential therefore for overlap between the foraging range ...
Meeting Document : WG-CEMP-92/36 : Author(s): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
-
The use of morphometric parameters for the determination of sex of Adelie penguins
of morphometric parameters was examined for breeding birds of known sex at Bechervaise Island near Mawson Station ... , Antarctica (latitude 67°36’S, longitude 62°53’E). It was found that 89 % of birds could be correctly sexed ... . The sex of juvenile birds (identified by their white chins) cannot be determined by this method ... of variation. Further, it should be applied only to breeding birds. The probability of correctly identifying ...
Meeting Document : WG-CEMP-91/5 Rev. 1 : Author(s): K.R. Kerry, D.J. Agnew, J.R. Clarke and G.D. Else (Australia)
-
Foraging movements of the shy albatross Diomedea cauta breeding in Australia; implications for interactions with longline fisheries
Branca to the south) to assess their level of interaction with longline fisheries. Adult birds from both ... colonies fed locally both in and outside the breeding season. Breeding birds from Albatross Island foraged ... travelled by the birds and the duration of their foraging trips varied during the breeding cycle and tended ... -April, n = 7 birds) deserted their chicks prematurely, and while dispersing further than incubating ...
Meeting Document : WG-FSA-98/33 : Author(s): N. Brothers, R. Gales, A. Hedd and G. Robertson (Australia)
-
Foraging movements of the shy albatross Diomedea cauta breeding in Australia; implications for interactions with longline fisheries
Branca to the south) to assess their level of interaction with longline fisheries. Adult birds from both ... colonies fed locally both in and outside the breeding season. Breeding birds from Albatross Island foraged ... travelled by the birds and the duration of their foraging trips varied during the breeding cycle and tended ... -April, n = 7 birds) deserted their chicks prematurely, and while dispersing further than incubating ...
Meeting Document : WG-FSA-97/52 : Author(s): Gales, R., Hedd, A., Brothers, N., Robertson, G.
-
Foraging interactions of wandering albatrosses Diomedea exulans breeding on Marion Island with longline fisheries in the southern Indian Ocean
-line fishing fleets. During incubation and large chick-rearing, birds foraged farther away from ... -line fishing. During small chick-rearing, birds made shorter foraging trips and showed higher spatial ... overlap with the local Patagonian toothfish Dissostichus eleginoides long-line fishery. Tracks of birds ... in the survival probabilities of males and females. Non-breeding birds foraged in warmer waters and showed ...
Meeting Document : WG-FSA-01/10 : Author(s): D.C. Nel, P.G. Ryan, J.L. Nel, N.T.W. Klages (South Africa), R.P. Wilson (Germany) and G. Robertson (Australia)