Résultats de la recherche
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Areas of seabed within selected depth ranges in the South-West Atlantic and Antarctic Peninsula regions of the Southern Ocean
Paper Title: Areas of seabed within selected depth ranges in the South-West Atlantic and ... Antarctic Peninsula regions of the Southern Ocean Abstract / Description: Data were tabulated for FAO sub ... -areas: 48.1 (East), 48.1 (West), 48.2, 48.3, 48.4, 48.5 and 88. Total areas and sea areas were given for ... ;500m. Extra detailed information was presented for subdivisions 50, 51, and 52 of sub-area 48.3. File ... - 49 - SC-CAMLR-VI/BG/31 AREAS OF SEABED WITHIN ... SELECTED DEPTH RANGES IN THE SOUTH-WEST ATLANTIC AND ANTARCTIC PENINSULA REGIONS OF THE SOUTHERN OCEAN 1 ... . Everson (united Kingdom) Abstract Data were tabulated for FAO sub-areas: 48.1 (East), 48.1 (West ... information was presented for subdivisions 50, 51, and 52 of sub-area 48.3. Les donnees ont ete presentees ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 49-73 : Auteur(s): Everson, I.
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Preliminary results of research activities of RV Evrika in the Scotia Sea in January-March 1988
the east Scotia Sea a higher abundance of primary production was registered. The analysis of data on ... Paper Title: Preliminary results of research activities of RV Evrika in the Scotia Sea in January ... -March 1988 Abstract / Description: In 1987/88 a multi-disciplinary survey was conducted of the Scotia ... South Georgia in particular were surveyed twice. Research activities are part of the program implemented ... relatively small crustaceans of less than 35 mm dominated. In the east Scotia Sea a higher abundance of ... penetrated the eastern part of the area from the east and were characterized by surface temperatures ranging ... concentrations were recorded in the south-east Scotia Sea (see Figure 4). In most of the surveyed area, primary ... fluctuated. The waters north of South Georgia, in the east Scotia Sea and off Elephant Island were ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 215-229 : Auteur(s): Maklygin, L.I., A.S. Fedorov, V.N. Shnar, Yu.A. Shulyakovsky, I.V. Krasovsky, Yu.D. Shuvaev and A.V. Kromsky
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
Paper Title: Investigation of bias in the mark–recapture estimate of toothfish population size at ... South Georgia Abstract / Description: This paper investigates the influence of mixing of fish, and the ... uneven distribution of tag placements and recapture effort, on bias in the Petersen estimator of ... population size. It does so by constructing a spatial model of the South Georgia toothfish fishery ... would have died of natural mortality, X, is given by X = smallest integer greater than (1 – exp(–M ... estimator that takes account of tag-induced mortality, tag loss and natural mortality as well as length ... InvestIgatIon of bIas In the mark–recapture estImate of toothfIsh populatIon sIze at south georgIa D.J. Agnew ... and G.P. Kirkwood Department of Biology Imperial College London SW7 2BP United Kingdom Email ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Auteur(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
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Sources of variance in studies of krill population genetics
Paper Title: Sources of variance in studies of krill population genetics Abstract / Description ... : There has been a long-term interest in the population genetics of Antarctic krill species because of ... their ecological and economic importance. The possibility that there are distinct genetic stocks of ... these species would affect the design of management strategies for their conservation. A recent ... of krill (Lubimova et al., 1985; Mackintosh, 1972, 1973). Many of these concentrations are ... . Polar Biol., 6: 233–236. Mackintosh, N.A. 1972. Life cycle of Antarctic krill in relation to ice ... , Vol. 9 (2002): 107–116 107 SOURCES OF VARIANCE IN STUDIES OF KRILL POPULATION GENETICS S.N. Jarman ... – simon.jarman@aad.gov.au Abstract There has been a long-term interest in the population genetics of Antarctic ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 107–116 : Auteur(s): Jarman, S.N. and S. Nicol
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass
Paper Title: Analyses of acoustic line-transect data from the waters around South Georgia ... : estimation of krill (Euphausia superba Dana) – biomass Abstract / Description: A large-scale acoustic survey ... of zooplankton stocks in the waters around South Georgia was carried out during November and December ... 1981. The data have been analysed using various definitions of strata. The total biomass in the area of ... densities of krill in the north east region around South Georgia is reasonable. Further stratifications ... water region to the east where the higher densities of krill were recorded during this study. The ... strips Each of the sections running west to east were considered as a single stratum (Figure 6). 3 ... (Figure 3). 18 transects Each of the nine long transects split in the middle (Figure 4). 6 strata Each ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Auteur(s): Murphy, E., I. Everson and A. Murray
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CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island
Paper Title: CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the ... fishing ground north of Livingston Island Abstract / Description: In order to identify whether or not ... there was a marked change in two kinds of CPUEs, body length and greenness of krill during the fishing ... season, these parameters were examined for each 10-day period of the Japanese krill fishery in the ... Figure 2a: Trawling positions of Japanese trawlers in the first and middle 10 days of January in the ... _______ 6,O ______ 5,5,--______ 5--,0 58 5 1 1 60 62 64 THE MIDDLE TEN DAYS OF FEB. '88 ... trawlers in the middle and last 10 days of February in the 1987/88 season. 330 58S~6~5_W ... ---------' 58 S I. THE MIDDLE TEN DAYS OF ~_~R. '88 60 - 60 .... , .... r::."""='='" .-1.' 62 ~ 62 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Auteur(s): Endo, Y. and T. Ichii
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996
Paper Title: Areal and seasonal extent of sea-ice cover off the northwestern side of the ... Antarctic Peninsula: 1979 to 1996 Abstract / Description: Analysis of seasonal sea-ice cover of an area ... measuring 1.25 x 10 6 km 2 off the northwestern side of the Antarctic Peninsula indicates that there were ... four periods of extensive ice cover during the last 18 years. Variability in seasonal timing, areal ... possible to the middle day of each month. Images were rejected when areas of missing data impinged on the ... whales or a loss of sea-ice due to environmental warming. Polar Biol . , 11: 525-531. Claire Hansen ... EXTENT OF SEA-ICE COVER OFF THE NORTHWESTERN SIDE OF THE ANTARCTIC PENINSULA: 1979 TO 1996 R.P. Hewitt ... Southwest Fisheries Science Center PO Box 271, La Jolla CA 92038, USA Abstract Analysis of seasonal ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Auteur(s): Hewitt, R
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Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008
Paper Title: Annual changes in species composition and abundance of myctophid fish in the north ... of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008 Abstract ... / Description: Species composition and abundance of myctophid fish were analysed using the fish by-catch ... north and northwest of South Georgia, Antarctica, during austral winters from 2002 to 2008. A total of ... composition suggests that this species may migrate south from the mother population located to the north of ... from the mother population located to the north of the Antarctic Polar Front. (iii) Annual changes ... CCAMLR has expressed concerns about the impact of incidental catch in the krill fishery on some fish ... fishing season to collect information on the incidental catch of juvenile fish (Kiyota and Iida, 2009 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Auteur(s): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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An assessment of the impact of krill fishery on penguins in the South Shetlands
Paper Title: An assessment of the impact of krill fishery on penguins in the South Shetlands ... Abstract / Description: An assessment of the competition between the Japanese krill (Euphausia superba ... the northern shelf of either Livingston or Elephant Island. In contrast, food consumption by penguins ... is estimated to be high to the north of King George, Nelson and Robert Islands (9 746 tonnes/10-day ... Demer (1993). (3) Distribution of krill catches in the middle 10 days of March 1991. Impact of the ... CCAMLR Science, Vol. 1: 107-128 AN ASSESSMENT OF THE ... IMPACT OF THE KRILL FISHERY ON PENGUINS IN THE SOUTH SHETLANDS T. Ichii, M. Naganobu and T. Ogishima ... National Research Institute of Far Seas Fisheries 5-7-1, Orido, Shimizu, 424 Japan Abstract An ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Auteur(s): Ichii, T., M. Naganobu and T. Ogishima
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Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 based on the results of Soviet mesoscale surveys conducted using an Isaacs-Kidd midwater trawl
Paper Title: Krill distribution in the western Atlantic sector of the Southern Ocean during 1983 ... /84, 1984/85 and 1987/88 based on the results of Soviet mesoscale surveys conducted using an Isaacs ... -Kidd midwater trawl Abstract / Description: In this paper we consider the results of three mesoscale ... surveys covering a wide area of krill distribution between the Antarctic Peninsula and South Georgia ... approximately 110 days, i.e. from early November to the middle of February. In this regard, krill stock ... IN THE WESTERN ATLANTIC SECTOR OF THE SOUTHERN OCEAN DURING 1983184,1984185 AND 1987188 BASED ON THE ... RESULTS OF SOVIET MESOSCALE SURVEYS CONDUCTED USING AN ISAACS-KIDD MIDWATER TRAWL V.A. Sushin and K.E ... . Shulgovsky Atlantic Research Institute of Marine Fisheries and Oceanography (AtlantNIRO) 5 Dmitry Donskoy ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 59–70 : Auteur(s): Sushin, V.A. and K.E. Shulgovsky