Résultats de la recherche
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Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
) in comparison with some data reported previously. Author(s): T. Iwami (Japan) Title: Fishes caught ... along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter ... of 1992 (from July 9 to August 3) on board F/V No.3 and No.5 Chiyo Maru in the vicinity of the South ... Georgia Island. Among 74 net hauls examined, a total of 66 specimens of fishes belonging to 3 species were ...
Meeting Document : WG-KRILL-93/51 : Auteur(s): T. Iwami (Japan)
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Relationships of Antarctic krill (Euphausia superba Dana) variability with westerlies fluctuations and ozone depletion in the Antarctic Peninsula area
-level pressure gradients across Drake Passage during 1982-1993. The years with high pressure gradients ... variability of krill recruitment and stock density with hypothesised environmental factors. We demonstrated ... meaning strong westerly winds coincided with good levels of krill recruitment in 1981182 (austral summer ... coincided with the extremely poor krill recruitment in 1982/83, 1983/84, 1988/89, 1991192 and 1992/93. We ...
Meeting Document : WS-AREA 48-98/5 : Auteur(s): M. Naganobu, K. Kutsuwada, Y. Sasai and S. Taguchi (Japan)
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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
Paper Title: Calibration of an acoustic echo-integration system in a deep tank, with system gain ... outlines the theory and procedures for calibrating an echo integration acoustic system with a standard ... sphere. It presents the results of an extensive calibration of a Simrad EK500 scientific echosounder with ... with the Cu sphere are, with the exception of the long pulse length, lower than those from the WC ... tank is a cylindrical steel structure, approximately 10 m deep by 3 m in diameter. It was filled with ... calibrations with optimal copper spheres. J. Acoust. Soc. Am., 73 (3): 1054-1063. FOOTE, K.G., and D.N ... -INTEGRATION SYSTEM IN A DEEP TANK, WITH SYSTEM GAIN COMPARISONS OVER STANDARD SPHERE MATERIAL, WATER ... procedures for calibrating an echo integration acoustic system with a standard sphere. It presents the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 127–144 : Auteur(s): Demer, D.A. and R.P. Hewitt
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The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review
, in particular birds and mammals. With the exception of plastic package bands on some sub-Antarctic ... local and killed probably only a few animals per year. Author(s): Delegation of Germany Title: The ... direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with ... Abstract: Finfishing started in the Southern Ocean more than 30 years ago at South Georgia and ...
Meeting Document : SC-CAMLR-XIX/BG/11 : Auteur(s): Delegation of Germany
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The reliability of VHF telemetry data for measuring attendance patterns of marine predators: a comparison with Time Depth Recorder data
VHF data collected on 16 lactating Antarctic fur seals to assess onshore attendance, with concurrently ... the retrieved datasets, 25% of the VHF data could not be interpreted with any reliability ... instrument types, with VHF data overestimating attendance bout duration by approximately 8.9h on average ... measuring attendance patterns of marine predators: a comparison with Time Depth Recorder data Microsoft Word ...
Meeting Document : WG-EMM-15/P05 : Auteur(s): A.D. Lowther, H. Ahonen, G. Hofmeyr, W.C. Oosthuizen, P.J. Nico De Bruyn, C. Lydersen and K. Kovacs
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Natural fluctuations in the abundance of krill with due regard to global climate changes in the southern hemisphere: forecasting possibilities
between the strong year-classes of krill and severe winters when the ice-cover extended itself northwards ... constantly both in scientific and commercial fishing gear. Poor year-classes of krill and upsurges in the ... . Author(s): K. Shust (Russia) Title: Natural fluctuations in the abundance of krill with due regard to ... the South Ocean in recent years made it possible for scientists to establish a rather clear ...
Meeting Document : WG-EMM-98/52 : Auteur(s): K. Shust (Russia)
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Oil, paint, marine debris and fishing gear associated with seabirds at Bird Island, South Georgia, 1997/98
fishing gear associated with seabirds at South Georgia. In this, the fifth year of standardised recording ... , a marked increase in the quantity of plastic debris associated with seabirds was evident; quantities ... squid jigs associated with grey-headed albatrosses increased); feather soiling (by oil and paint) was ... observed on two wandering albatrosses; human food waste was associated with wandering albatross and plastic ...
Meeting Document : SC-CAMLR-XVII/BG/10 : Auteur(s): Delegation of the United Kingdom
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Fishing equipment, marine debris and hydrocarbon soiling associated with seabirds at Bird Island, South Georgia, 2006/07
associated with seabirds at Bird Island, South Georgia from 1 April 2006 to 31 March 2007. It is the ... longline fishing gear) were found in association with wandering albatrosses than with any other species ... . The total number of items encountered (n =170) increased after a recent short-term decline with large ... reflecting discard of used baited hooks at sea. Entanglements continue to be observed with hooks being ...
Meeting Document : SC-CAMLR-XXVI/BG/18 : Auteur(s): Delegation of the United Kingdom
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Studies on zooplankton with special reference to krill from the Indian Ocean sector of the Southern Ocean
, R. Vijayakumar and V. Jaya Sree (India) Title: Studies on zooplankton with special reference to ... 303.62m1./100m-3 (x=142.14±77.02). High standing stock values were recorded in the study area where ... of zooplankton community and the population density ranged fiom 650 to 7209/100 m-3 of zooplankton ...
Meeting Document : WG-EMM-98/35 : Auteur(s): K.L. Bhat, R. Vijayakumar and V. Jaya Sree (India)
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FISHING EQUIPMENT, MARINE DEBRIS AND HYDROCARBON SOILING ASSOCIATED WITH SEABIRDS AT BIRD ISLAND, SOUTH GEORGIA, 2007/2008
hydrocarbons associated with seabirds at Bird Island, South Georgia for the period 1 April 2007 to 31 March ... with wandering albatrosses Diomedea exulans, and very few in association with grey-headed Thalassarche ... was observed in the total number of items encountered (n=116) compared with the previous season. Two ... (UK) Title: FISHING EQUIPMENT, MARINE DEBRIS AND HYDROCARBON SOILING ASSOCIATED WITH SEABIRDS AT BIRD ...
Meeting Document : WG-FSA-08/25 : Auteur(s): D. Fox (UK)