Search results
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The effects of monitoring procedures on Adélie penguins
, Antarctica. The return rates of birds carrying bands and/or implanted electronic transponders were compared ... to investigate the contribution of bands to bird mortality and to determine rates of band and tag loss ... . There was a slight reduction in return rates of birds banded for more than one season, but no evidence of band or tag ... . No reduction in fledging rates of chicks from nests of stomach-lavaged birds was detected over two breeding ... of Ainley et al. (1983) who found that the survival rate of birds with new bands was 28% lower than ... in February 1992. Of these birds, seven returned to the colony as two-year-olds (1993/94 summer). Ainley et ... three seasons at Bechervaise Island, Mac. Robertson Land, Antarctica. The return rates of birds ... of bands to bird mortality and to determine rates of band and tag loss. There was a slight reduction ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Author(s): Clarke, J. and K. Kerry
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Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem
;dependent and related species" within the Antarctic marine ecosystem Abstract / Description: Selected ... and seabirds) and their prey (especially krill and squid) in the Antarctic, and closely related marine ... species" within the Antarctic marine ecosystem ... marine ecosystems. ... 1 s en~ineer and s~aler, n,ade the first det.ai led observations r)f the birds on the islands in 18 ... AND RELATED SPECIES" WITHIN THE ANTARCTIC MARINE ECOSYSTEM Abstract Selected components of the biological ... les phoques et les oiseaux marins) et de leurs proies {en particulier le krill et le calmar) en ... Antarctique et dans les ecosystemes marins etroitement lies. HCCnEnOBAHlffi, TTPOBDnHMhTE B HACTOHmEE BPEMH ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Author(s): South Africa
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Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February 2000
in January–February 2000 Abstract / Description: During the survey of Subarea 48.4 from 17 January ... to 1 February 2000 it was observed that krill was present in non-aggregated and scattered forms, as well ... Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February ... During the survey of Subarea 48.4 from 17 January to 1 February 2000 it was observed that krill ... IN JANUARY–FEBRUARY 2000 S.M. Kasatkina , A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky AtlantNIRO ... of Subarea 48.4 from 17 January to 1 February 2000 it was observed that krill was present in non-aggregated ... in Subarea 48.4 was carried out from 17 January to 1 February 2000 by the Russian research vessel Atlantida ... (m ) 40 T ot al tr aw l l en gt h al on g to pe na nt (m ) 18 2 T ra w l b ag le ng th ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 145–164 : Author(s): Kasatkina, S.M., A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky
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Target strength studies on Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea
Bay) at 38, 120 and 200 kHz in May 2007 and in February 2009. Overall ex situ TS–TL relationships were ... : TS 38 = 36.83Log TL(cm) –103.62 (N = 18); TS 120 = 34.75Log TL(cm) –84.20 (N = 19); TS 200 = 26.71Log ... kHz in May 2007 and in February 2009. Overall ex situ TS–TL relationships were: TS38 = 36.83Log ... TL(cm) –103.62 (N = 18); TS120 = 34.75Log TL(cm) –84.20 (N = 19); TS200 = 26.71Log TL(cm ... , I. Leonori, I. Biagiotti, A. De Felice Istituto di Scienze Marine ISMAR-CNR Sezione Pesca Marittima ... 110 to 202.5 mm were measured ex situ (Ancona Bay) at 38, 120 and 200 kHz in May 2007 and in February ... 2009. Overall ex situ TS–TL relationships were: TS38 = 36.83Log TL(cm) –103.62 (N = 18); TS120 ... l'ensemble, les relations TS–TL ex situ étaient : TS38 = 36,83Log TL(cm) –103,62 (N = 18) ; TS120 = 34,75Log ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 75–104 : Author(s): Azzali, M., I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi
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Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990
in the South Georgia area in 1990 Abstract / Description: In January/February 1990 the UK and the USSR ... of the Champsocephalus gunnari stock in the South Georgia area. In February 1990 the size composition of catches taken ... by Akademik Knipovich had three peaks corresponding to size groups of 16-18, 24-26 and 30-34 cm. Only vertebra ... In January/February 1990 the UK and the USSR conducted two research cruises using the vessels RV ... Cove) while in February they were 16-18,24-26 and 30-34 cm with the maximums being in the second ... * * Abstract In January/February 1990 the UK and the USSR conducted two research cruises using the vessels ... in the South Georgia area. In February 1990 the size composition of catches taken by Akademik Knipovich had ... three peaks corresponding to size groups of 16-18, 24-26 and 30-34 cm. Only vertebra samples (n=140 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Author(s): Kochkin, P.N.
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Geographical differences in the condition, reproductive development, sex ratio and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Subarea 88.1)
, South Pacific Ocean. New Zealand Marine and Freshwater Research, 53: 49–57. Hanchet, S.M., M.L ... . Fenaughty Silvifish Resources Ltd PO Box 17-058, Karori Wellington, New Zealand Email – jmfenaughty ... the Ross Sea (CCAMLR Subareas 88.1 and 88.2). The New Zealand autoliner San Aotea II was one ... of the San Aotea II, and the New Zealand Ministry of Fisheries and CCAMLR observers who assisted ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 27–45 : Author(s): Fenaughty, J.M
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Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)
recorded was 1 428 birds of which white-chimed petrels (Procellaria aequinoctialis) comprised 77.8 ... of birds per unit effort (BPUE), as well as of the haul-by-haul data. File: 05moreno-etal.pdf ... during the season. The total mortality recorded was 1 428 birds of which white-chimed petrels ... important sources of variation, both in vessels' analyses of catch of birds per unit effort (BPUE ... during the new moon quarter (P < 0.03). The Table 3 shows that 98.8% of the bird mortality ~ruskal ... ) and the rate of incidental mortality of marine birds during longline hauls performed by Argentinian ... the vessel than other species of albatross, obtaining their food by attacking other birds which dive ... observed during the season. The total mortality recorded was 1 428 birds of which white-chimed petrels ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Author(s): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen
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Sexing of adult Adélie penguins by discriminant analysis of morphometric measurements
to determine the sex of Adélie penguins. A sample of 46 adult birds was taken for measurement from the breeding ... population at Stranger Point (King George/25 de Mayo Is., South Shetland Islands). The sex of each bird had ... been determined earlier by means of observing the birds' breeding behaviour (first incubation ... ;lie penguins. A sample of 46 adult birds was taken for measurement from the breeding population ... 'W, King George/25 de Mayo Is., South Shetland Islands). The sex of birds (28 males and 18 females ... to determine the sex of Adelie penguins. A sample of 46 adult birds was taken for measurement from ... of each bird had been detennined earlier by means of observing the birds' breeding behaviour (first ... techniques. • Observation of birds' behaviour - Sladen, 1958 (Adelie penguins, Pygoscelis adeliae ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 543–549 : Author(s): Scolaro, J.A., Z.B. Stanganelli, H. Gallelli and D.F. Vergani
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Seabird mortality in the Patagonian toothfish longline fishery around Crozet and Kerguelen Islands, 2001–2003
automatic baited longlines caught many more birds than those using manual baited longlines. Based ... -rearing period. In addition, the vessels using automatic baited longlines caught many more birds than ... . Mortality varies at Kerguelen from 0.08 ± 0.02 (December) to 4.68 ± 0.47 birds/ thousand hooks (February ... (February), while at Crozet it ranged from 0.003 ± 0.003 (July) to 0.412 ± 0.12 birds/thousand hooks ... using automatic baited longlines caught many more birds than those using manual baited longlines. Based ... . 54 Introduction Seabirds form an integral part of marine eco- systems. They depend entirely ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 53–80 : Author(s): Delord, K., N. Gasco, H. Weimerskirch, C. Barbraud and T. Micol
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Estimates of fish stock biomass around South Georgia in January/February 1985
Paper Title: Estimates of fish stock biomass around South Georgia in January/February 1985 ... Abstract / Description: Catch data from a bottom trawl survey in January/February 1985 have been used ... Estimates of fish stock biomass around South Georgia in January/February 1985 ... Catch data from a bottom trawl survey in January/February 1985 have been used to estimate stock ... /BG/12 1985 ESTIMATES OF FISH STOCK BIOMASS AROUND SOUTH GEORGIA IN JANUARY/FEBRUARY 1985 ... Abstract Catch data from a bottom trawl survey in January/February 1985 have been used to estimate stock ... ). In this paper catch data from a bottom trawl survey in January/February 1985 have been used to estimate stock ... as to reduce the chance of damage of the gear. From 27 Januar y to 10 February 1985 a total of 80 hauls ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 1-32 : Author(s): Kock, K.-H.