Resultados de la búsqueda
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Descriptive analysis of mesopelagic backscatter from acoustic data collected in the Ross Sea
estimate middle trophic level prey organisms (e.g., krill and mesopelagic fish) in the Ross Sea. Single ... frequency (38 kHz) acoustic data were available from New Zealand longline vessels participating in the ... exploratory fishery for toothfish in 2002–03 and 2005–06, and multifrequency (12, 38, and 120 kHz) acoustic ... data were collected from the research vessel Tangaroa during a voyage to the western Ross Sea in ...
Meeting Document : WG-EMM-06/11 : Autor(es): R.L. O’Driscoll (New Zealand)
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The relationship between foraging behaviour and energy expenditure in Antarctic fur seals
expenditure was investigated in nine Antarctic fur seal females rearing pups. At-sea metablic rate (MR) (mean ... of 6.34 ± 0.4 W • kg–1; 4.6 times predicted BMR) was positively correlated to foraging trip duration ... : The relationship between foraging behaviour and energy expenditure in Antarctic fur seals Approval ...
Meeting Document : WG-EMM-96/07 : Autor(es): Boyd, I.L., Arnould, J.P.Y., Speakman, J.R.
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Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 on the basis of the Soviet mesoscale surveys with Isaacs Kidd midwater trawl
aggregations was observed in the western part of the area from Antarctic Peninsula to the eastern part of the ... the eastern part of the Scotia Sea may cause its absence in the region of South Georgia independing of ... Abstract: In the paper the results of the investigations on three mesoscale surveys covering wide ... from 158 to 202 stations were carried out by Soviet research vessels in summer-autumn periods of 1983 ...
Meeting Document : WG-EMM-98/32 : Autor(es): V.A. Sushin and K.E. Shulgovsky (Russia)
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Interactions between cetaceans and fisheries in Southern Ocean
. Sperm whales became frequently entangled in the line and part of the line was lost in a number of cases ... Abstract: Soon after longlining on Patagonian toothfish (Dissostichus eleginoides) started in the ... Southern Ocean in the second half of the 1980’s, interactions of cetaceans with these fisheries became ... . Other cetaceans were rarely seen in the vicinity of longline vessels. They became entangled in the line ...
Meeting Document : WG-FSA-05/11 : Autor(es): K.-H. Kock (Germany), M. Purves (South Africa) and G. Duhamel (France)
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Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia Sea
geographical and depth distribution of Pseudochaenichthys georgianus in the area of Scotia Arc Islands and on ... shelf of South Georgia Island. In the Antarctic colder waters in the Palmer Archipelago there were ... reason to follow after krill driven to the East to deep open Scotia Sea. In vast Antarctic Zone, enlarged ... not in sampled area, have to be assumed to be near or under ice feeding on juvenile krill and fish ...
Meeting Document : WG-FSA-12/68 Rev. 1 : Autor(es): R. Traczyk (Poland)
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Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E. chrysocome penguins at Marion Island
Abstract: Haematozoan infections cause the death of penguins in captivity, but seldom in the wild ... . No haematozoa were found in 89 blood smears taken from macaroni penguins Eudyptes chrysolophus or 80 ... smears from eastern rock-hopper penguins E. chrysocome filholi at subantarctic Marion Island between ... (South Africa) Title: Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E ...
Meeting Document : WG-EMM-03/19 : Autor(es): A. Schultz and S.L. Petersen (South Africa)
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Draft: differences in the foraging strategies of male and female Adelie penguins
Abstract: Consistent gender differences in foraging trip durations, feeding localities and diet ... role in the intraspecific partitioning of foraging behaviour are discussed. Author(s): Franchi, E ... ., Kerry, K., Clarke, J. Title: Draft: differences in the foraging strategies of male and female Adelie ...
Meeting Document : WG-EMM-95/46 : Autor(es): Franchi, E., Kerry, K., Clarke, J.
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The Antarctic toothfish Dissostichus mawsoni (Nototeniidae) nutrition in the Ross Sea during the fishing season 2011/12
Abstract: During fishing trip of F/V «Jung Woo 3» (Republic of Korea) in the Ross Sea over 29 ... species were found in the stomachs of the Antarctic toothfish. The main forage organisms for the toothfish ... dominant in the toothfish nutrition at SSRU “J” at the shelf in the vicinity of the Ross Ice Shelf. In that ... area the shrimp Notocrangon antarcticus played an important role in the toothfish nutrition ...
Meeting Document : WG-FSA-12/06 : Autor(es): Yu.V. Korzun and N.A. Misar (Ukraine)
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2015-2018
Abstract: Russian Federation is going to continue investigation for toothfish in Ross Sea in ... implementation of the previous research program took place in 2010-2012 fishing seasons and investigate resource ... potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2015-2018 ...
Meeting Document : WG-SAM-15/21 : Autor(es): Delegation of the Russian Federation
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Summary of the seabird and marine mammal observations during observed toothfish (Dissostichus spp.) longline fishing operations in CCAMLR Subareas 88.1 and 88.2
operations that targeted toothfish (Dissostichus spp.) in 2001–03 in Sub-areas 88.1 and 88.2. The ... distribution of fishing effort was dictated by the presence of sea ice and there are differences in the seabird ... composition reported each year because of variation in the spatial distribution of the seabirds. At-sea ... ), and snow petrels (Pagodroma nivea). The highest species diversity was in waters north of about 70º S ...
Meeting Document : WG-FSA-04/42 : Autor(es): S.J. Baird (New Zealand)