Résultats de la recherche
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CEMP cameras data validation experiment at the Galindez Island gentoo penguin (Pygoscelis papua) colonies
station (Galindez Island), GAI CEMP site, provided daily observations of 15 gentoo nests chosen in the ... 15 control nests at the three test sites. However the time delay in 1 to 3 days (7 days maximum ... Abstract: The two seasons of the data validation experiment provided for pictures from time-lapse ... cameras of the CEMP camera monitoring project of CCAMLR at Galindez Island gentoo (Pygoscelis Papua ...
Meeting Document : WG-EMM-2019/59 : Auteur(s): P. Khoetsky, A. Dzhulai, V. Smagol, G. Milinevsky, I. Dykyy, A. Simon, M. Telipska, E. Dykyi, I. Parnikoza and L.Pshenichnov
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Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys
Paper Title: Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from ... 1994 to 1997, Dr Eduardo L. Holmberg surveys Abstract / Description: The diet composition of the ... superba), followed by the amphipod hyperiid Themisto gaudichaudii, was the main food item around South ... Georgia and Shag Rocks in the period investigated, except in 1994, when the order of importance of these ... number of fish sampled and 79% of mature fish. In the same year, no significant association was found ... 10-55 In the 1994 survey, a set of sampling sites was selected along random tracks with the aim of ... - Table 2). In the subsequent surveys, this set of sampling sites was maintained and enlarged on the ... CCAMLR Science, Vol. 5 (1998): 103-123 ANALYSIS OF THE ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 103–123 : Auteur(s): Barrera-Oro, E., R. Casaux and E. Marschoff
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Observation of seabirds in the Southern Ocean in 1988/89
Paper Title: Observation of seabirds in the Southern Ocean in 1988/89 Abstract / Description ... : This paper examines the numerical and species distribution of birds in the sub-Antarctic area of the ... Southern Ocean to the south of 60°S. Thirty minute observations were made daily during daylight hours at 8 ... ports of call. Maps summarize the distribution of 14 bird species as well as of the individual species ... than a handful. As a rule, snow, Antarctic and giant petrels were observed at the same time. No birds ... (Prydz Bay) and the Davis Sea on the way to Mirny Station. It is possible that these birds were sighted ... cases more than 200 specimens were observed (in the western part of Prydz Bay). Such a large ... (Figure 9). The greatest number of birds (over 3000) was recorded on 14 January 1989 in Prydz Bay at 67 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Auteur(s): Vagin, A.V. and V.V. Popov
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Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data - Autumn 1989/90
speed was 3.2 to 3.6 knots. The total krill stock on the poorly studied site off the South Sandwich ... Sea. In contrast to this site, the one off the South Orkney Islands is well-established in terms of ... Paper Title: Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data- Autumn ... in the South Sandwich and South Orkney Islands areas during a cruise by RV AtlantNIRO in March/April ... stock on the poorly studied site off the South Sandwich Islands was assessed at 3.8 million tonnes ... , most of which was concentrated in the waters of the Weddell Sea. In contrast to this site, the one ... to be more accurate in estimating krill biomass in the South Sandwich Islands area since no similar ... AREA 48 FROM THE RV ATLANTNIRO DATA - AUTUMN 1989/90 A.C. Fedotov* * Abstract A krill biomass ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 115–121 : Auteur(s): Fedotov, A.C.
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
same time, an unusually high proportion of sexually mature fish showed no signs of the gonad ... between sampling sites. Feeding intensity varied considerably between seasons. Both, the proportion of ... Abstract: The diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari ... ) around Shag Rocks and the mainland of South Georgia was analyzed from c. 8,700 stomachs collected in ...
Meeting Document : WG-FSA-93/24 : Auteur(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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Model-based mapping of assemblages for ecology and conservation management: A case study of demersal fish on the Kerguelen Plateau
simultaneously groups sites with a similar composition of species and describes the patterns of variation in ... of Common Profile (RCP) to quantify and map the distribution of demersal fish assemblages in an ... ecologically significant region of the Southern Ocean to a) gain ecological and management insights and b ... ) evaluate the utility of the new method for ecoregionalisation. The RCP approach is a multi-species, model ...
Meeting Document : WS-SM-18/P02 : Auteur(s): N.A. Hill, S.D. Foster, G. Duhamel, D. Welsford, P. Koubbi and C.R. Johnson
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Towards the development of Marine Important Bird and Biodiversity Areas (mIBAs) for penguins in Antarctica – an update on progress
total of 64 definitive sites were identified as IBAs We present a systematic overview of the population ... Antarctica. We present the preliminary marine Important Bird and Biodiversity Areas (mIBAS) for penguins. A ... . Pearmain, V. Warwick-Evans, P. Trathan and M.P. Dias Title: Towards the development of Marine Important ... : Approved Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation ...
Meeting Document : WG-EMM-2019/30 : Auteur(s): J. Handley, M.-M. Rouyer, L. Pearmain, V. Warwick-Evans, P. Trathan and M.P. Dias
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Assessing the accuracy of penguin breeding abundance estimates at regional scales in Antarctica from existing count data: a review using Adélie penguins as a case study
compilation documents and their accuracy assessed therein on a site-by-site basis. There has been no previous ... breeding sites in Antarctica and the sub-Antarctic islands. These data have been summarised into several ... Abstract: There is a large body of existing count data in the literature for penguins at their ... attempt to determine how the accuracy of regional scale abundance estimates derived from these data might ...
Meeting Document : WG-EMM-04/55 : Auteur(s): C. Southwell (Australia)
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Review of activities in monitoring marine debris in the CAMLR Convention Area
originated in 2002 there have been no closed bands found at any of the three sites. The amount of debris in ... Convention Area suggest that while the type and amount of debris varies from annually there have been no long ... entanglements and hydrocarbon soilings were received from South Africa, the United Kingdom, and Uruguay. Non ... -fishing items such as plastics, packaging materials and wood remain the most common type of debris items ...
Meeting Document : WG-FSA-12/64 : Auteur(s): Secretariat
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The utilization of seabird censuses for krill monitoring
Paper Title: The utilization of seabird censuses for krill monitoring Abstract / Description ... : The possibility of using bird observations made at sea as a means of monitoring krill in the Antarctic ... Ocean is explored. No variation source directly linked with krill was identified by means of ... krill abundance. A vector close to multi-normality was obtained, thus suggesting that refinements of the ... of analysis I. From the correspondence analysis of the whole set of data, no major axis can be ... the same methods with the following summary of results No krill regression on species is worth ... regression curves. No such method is attempted here, because of the fact that directions to be tested are ... - 393 - THE UTILIZATION OF SEABIRD CENSUSES FOR KRILL ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 393-425 : Auteur(s): Marschoff, E.R., J.G. Visbeek and L.R. Fontana