Resultados de la búsqueda
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ADULT ANTARCTIC KRILL FEEDING AT ABYSSAL DEPTHS
the Southern Ocean, and a key species in the Antarctic food web. The Discovery Investigations in the ... early 20th century, coupled with subsequent work with both nets and echosounders, indicated that the ... bulk of the population of postlarval krill is typically confined to the top 150 m of the water column ... . Here, we report for the first time the existence of significant numbers of Antarctic krill feeding ...
Meeting Document : WG-EMM-08/P01 : Autor(es): A. Clarke and P.A. Tyler
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e-sc-xxviii-a4.pdf
... sites 3.12 The Working Group welcomed the establishment of a new CEMP monitoring site by the UK at ... Cumberland Bay, South Georgia (WG-EMM-09/28) and plans for a new site at Petermann Island on the Antarctic ... banks. 2.24 No data were available to examine the spatial or temporal distribution of killer whales ... . 2.30 The Working Group noted that no data were submitted that would enable the proportion of predator
application/pdf attached to:WG-EMM-09Meeting Report : WG-EMM-09
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POPULATION ASSESSMENTS OF GENTOO PENGUINS (PYGOSCELIS PAPUA) BREEDING AT AN IMPORTANT ANTARCTIC TOURIST SITE, GOUDIER ISLAND, PORT LOCKROY, PALMER ARCHIPELAGO, ANTARCTICA
Peninsula; it is one of the most frequently visited tourist sites in Antarctica. A number of gentoo penguin ... Abstract: Goudier Island is located in the Palmer Archipelago, to the west of the Antarctic ... (Pygoscelis papua) breeding colonies are located on the island and these have been the focus of one of the ... longest running experiments to examine the impacts of tourist numbers upon penguin breeding performance ...
Meeting Document : WG-EMM-09/P07 : Autor(es): P.N. Trathan, J. Forcada, R. Atkinson, R.H. Downie and J.R. Shears
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Soft-sediment macrozoobenthos from Domain 1 (Antarctica): A preliminary report using community parameters and proxies
Abstract: The present scientific report presents the analysis of a database compilation in order ... to describe the macrobenthic communities and geochemical proxies biogenic opal and total organic ... carbon (TOC) present on the seafloor of Domain 1. The soft sediment macrobenthic communities were ... analyzed from different approaches. We describe the macrobenthos by means of traditional parameters such as ...
Meeting Document : SC-CAMLR-XXXVI/BG/10 : Autor(es): Delegation of Chile
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e-sc-xxxiv.pdf
... papers that are no longer consistent with the present protocol that are still frequently cited. The ... Committee endorsed the advice from WG-EMM that there was no scientific basis provided by the authors to ... the krill-based food web, the Scientific Committee agreed that: (i) there is currently no evidence ... on the highest aggregate catch in the historical time series. No information is available on whether
application/pdf attached to:SC-CAMLR-XXXIVMeeting Report : SC-CAMLR-XXXIV
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Phytoplankton standing stocks in relation to krill in Antarctic waters
abundance could be possible sites for locating krill fisheries in the southern oceans. Author(s): X.N ... Abstract: Investigations on krill trawl operations in the southern ocean were accompanied by the ... phytoplankton and zooplankton studies during the First Indian Antarctic Krill Expedition. The study area which ... , consisting of 32 diatoms and one dinoflagellete. Chaetoceros and Nitzschia spp. dominated the phytoplankton ...
Meeting Document : WG-EMM-98/34 : Autor(es): X.N. Verlecar, R. Vijayakumar, F. Saldhana and L. Martins (India)
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e-imaf-03 report.pdf
... Alegranza (17%), Isla Santa Clara (19%), Ibsa Quinto (19%) and Shinsei Maru No. 3 (19%)) was the proportion ... no bird mortalities last year (Table 6.3). The overall catch rate was 0.003 birds/thousand hooks ... reported that no data had been received for the 2002/03 season, nor had data been received for the 2001/02 ... . 9 6.43 In Subareas 58.6 and 58.7 the Koryo Maru No. 11 only used 6 kg every 40 m, thus failing to
application/pdf attached to:Ad Hoc WG-IMAF-03Meeting Report : Ad Hoc WG-IMAF-03
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Preliminary examination of otolith microchemistry to determine stock structure in Antarctic toothfish (Dissostichus mawsoni) between SSRU 88.1C and 88.2H
CCAMLR SSRUs 88.1C (Ross Sea) and 88.2H (Amundsen Sea), could be differentiated by the trace elemental ... concentrations in the otolith edge and then to (ii) assess the potential of natal signatures to distinguish ... stocks among these regions. For the elements (Mg, Al and Sr) spatial variation in otolith chemistry was ... shown. This resulted in the correct classification of 63% of fish overall to their original capture ...
Meeting Document : WG-SAM-14/33 : Autor(es): R. Tana, B.J. Hicks, C. Pilditch and S.M. Hanchet (New Zealand)
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Preliminary results of an age/length study of juvenile Notothenia rossii marmorata from Potter Cove, South Shetland Islands
specimens of the same area. Our data are similar to the ones reported previously for fish of Admiralty Bay ... Islands. Results from the analysis of both structures agreed in 95.5%. Likewise, the examination of ... otolith cross sections of chosen specimens confirmed in all the cases the age readings obtained from the ... second whole sagittal otolith. First October instead of the commonly accepted 1 July, was taken as the ...
Meeting Document : WG-FSA-90/09 : Autor(es): E. Barrera-Oro and R. Casaux (Argentina)
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e-sc-xxii.pdf
... also remains to determine how representative the CEMP sites are of their local areas and regions ... . This is equivalent to testing the null hypothesis of no change. A more appropriate test in the ... page.doc SC-CAMLR-XXII SCIENTIFIC COMMITTEE FOR THE CONSERVATION OF ANTARCTIC MARINE LIVING ... RESOURCES REPORT OF THE TWENTY-SECOND MEETING OF THE SCIENTIFIC COMMITTEE
application/pdf attached to:SC-CAMLR-XXIIMeeting Report : SC-CAMLR-XXII