Search results
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Interannual variation in the summer diet of Adélie penguin (Pygoscelis adeliae) at Edmonson Point
for chicks was found to be higher during the crèche than the guard period and males were found to return ... was significantly higher at Inexpressible Island while more E. crystallorophias was found in stomach contents from ... for chicks was found to be higher during the crèche than the guard period and males were found to return ... was significantly higher at Inexpressible Island while more E. crystallorophias was found in stomach contents from ...
Meeting Document : WG-EMM-04/38 : Author(s): S. Olmastroni, F. Pezzo, I. Bisogno and S. Focardi (Italy)
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Report on the results of exploratory research fishing for crabs in Subarea 48.2 on board FV Tamango in the 2009/10 season
, three species of king crabs were found on the Patagonian shelf: Lithodes santolla, Paralomis ... spinosissima и Paralomis Formosa. One species (Paralomis formosa) was found in waters around the South Orkney ... Islands. Four species of king crabs were found on the North Scotia Ridge: Lithodes confundens, Lithodes ... of king crabs were found on the Patagonian shelf: Lithodes santolla, Paralomis spinosissima и Paralomis ...
Meeting Document : WG-SAM-11/19 : Author(s): V.A. Bizikov and S.E. Anosov (Russia)
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Beach debris survey - Main Bay, Bird Island South Georgia 1992/93
bands were not found until August, coinciding with the arrival of krill fishing vessels off northwest ... South Georgia; however all bands found had been cut. Author(s): Delegation of United Kingdom Title ... not found until August, coinciding with the arrival of krill fishing vessels off northwest South Georgia ... ; however all bands found had been cut. ...
Meeting Document : CCAMLR-XIII/BG/03 : Author(s): Delegation of United Kingdom
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The food and feeding ecology of the white-chinned petrel Procellaria aequinoctialis at South Georgia
the chick-rearing period in 1986 by quantitative analysis (by weight, frequency of occurrence and ... important constituent of the diet, comprising over 90% of prey items and forming 47% of the diet by weight ... ; fish and squid occurred In 67% and 35% of samples and formed 33% and 19% of the diet by weight ... (Myctophidae) of 8 species (chiefly in the genera Electrona and Gymnoscopelus), forming 80% by numbers and 52 ...
Meeting Document : WG-CEMP-94/14 : Author(s): J.P. Croxall, A.J. Hall, H.J. Hill, A.W. North and P.G. Rodhouse (United Kingdom)
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Using stationary acoustic platforms to assess precision and accuracy of acoustical krill surveys
an estimate of the magnitude of bias introduced by night-time acoustic sampling. We found great temporal ... 24 % was found above ~20 m during night. A swarm detection approach suggested a similar pattern ... , 7 % of aggregated backscatter was found above ~20 m during daytime, and 22 % during night. Author(s): T. Klevjer ... introduced by night-time acoustic sampling. We found great temporal and geographical variation in DVM (Diel ...
Meeting Document : WG-EMM-2019/32 : Author(s): T. Klevjer, G. Skaret and B.A. Krafft
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Coordinating approaches to incidental mortality arising from fisheries
Abstract: Globally, by-catch is recognised as one of the most significant issues affecting ... indirect impacts of harvesting on non-target taxa. There are many approaches to reduce by-catch. Current ... approaches to managing by-catch focus on by-catch avoidance and mitigation measures, setting of precautionary ... current approaches to by-catch management and activities across non-target taxa and examining the range of ...
Meeting Document : WG-FSA-03/71 : Author(s): A.J. Constable, C. Davies, A.T. Williamson, R. Williams and E. van Wijk (Australia)
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Diet and trophic niche of Macrourus spp. (Gadiformes, Macrouridae) in the Ross Sea region of the Southern Ocean
. Overall, amphipods were the dominant prey found in Macrourus spp. stomachs with an index of relative prey ... opisthopterus). Minor prey found in stomachs included isopods, mysids, salps and polychaetes, with rocks ... and fragments of coral, echinoderm and shell also found. Stomach contents data provide evidence of both pelagic ... with Southern Ocean residence but higher than phytoplankton values (-29.9±1.2‰). We found that Macrourus spp ...
Meeting Document : WG-EMM-12/P03 : Author(s): M.H. Pinkerton, J. Forman, D.W. Stevens, S.J. Bury and J. Brown
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Composition and standing stock estimates of finfish from the Polarstern bottom trawl survey around Elephant Island and the South Shetland Islands (Subarea 48.1, 19 December 2006 to 3 January 2007)
, Champsocephalus gunnari, Chaenocephalus aceratus and Chionodraco rastrospinosus. Biomass was found to be much ... and L. squamifrons while biomass was found to be higher in N. coriiceps around the South Shetland Islands ... of poor year – classes since the late 1990’s. A concentration of N. rossii was found in the same location ... , Champsocephalus gunnari, Chaenocephalus aceratus and Chionodraco rastrospinosus. Biomass was found to be much ...
Meeting Document : WG-FSA-07/22 : Author(s): K.-H. Kock, J. Appel, M. Busch, S. Klimpel, M. Holst, D. Pietschok (Germany), L.V. Pshenichnov (Ukraine), R. Riehl, S. Schöling (Germany)
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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)
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Surface water masses, primary production, krill distribution and predator foraging in the vicinity of Elephant Island during the 1989-90 austral summer
biomass and rates of primary production were found south of the front, low values were found to the north ... of the sampling scale of the ship compared to the predator. 6) Krill found in chinstrap penguin stomach samples ... was found to have a different age, sex and size distribution than that found in net samples, implying fine ... of primary production were found south of the front, low values were found to the north. 3) The different ...
Meeting Document : WG-CEMP-90/11 : Author(s): A.F. Amos, J.L. Bengtson, O. Holm-Hansen, V.J. Loeb, M.C. Macaulay and J.H. Wormuth (USA)