Resultados de la búsqueda
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Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Division 58.4.2
Abstract: The current season (2015/16) is the first one of the second three-season research in ... data-poor fisheries. In the present report, the next season research plan in Division 58.4.2 was made ... . population(s) in data- poor exploratory fisheries. During the second three-season research, we will continue ... current research style in the current research blocks for the next research with the sample sizes ...
Meeting Document : WG-SAM-16/05 : Autor(es): Delegation of Japan
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How trophic dynamics of adult Antarctic krill Euphausia superba responses to the condition of no ice in the water during the winter: a case study at South Georgia?
Abstract: Understanding the variation in krill diet during winter is crucial to elucidate the ... overwintering of krill in the Southern Ocean. The information on trophic variation of krill under ice-free ... warming. Stable isotope analyses (15 N/ 14 N and 13 C/ 12 C) were utilized to explore the variation in ... Georgia. Stable isotope signatures indicated that there were no significant differences in δ 13 C and δ 15 ...
Meeting Document : WG-EMM-2019/P04 : Autor(es): G.P. Zhu, H.T. Zhang, B. Deng and Q.Y. Yang
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Summer distribution, abundance and structure of krill populations (Euphausia superba and Euphausia crystallorophias) sampled by plankton net in the western Ross Sea (January–February 2000)
of krill in the western Ross Sea (Antarctica). A midwater sampler-trawl (Hamburg Plankton Net) was ... double oblique tow. Mean relative biomass of Antarctic krill Euphausia superba, in the area north of ... 1000m3. The high abundance of Euphausia superba (1510 g/1000m3) found in a single haul on the Mawson Bank ... Area (73°S 173°E) was remarkable. Ice krill Euphausia crystallorophias replaced the Antarctic krill in ...
Meeting Document : WG-EMM-00/38 : Autor(es): M. Azzali, A. Sala and G. Brancato (Italy)
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Background and criteria of establishment of Marine Protected Area (MPA) in the Weddell Sea
Russian and German scientists in the eastern part of the Weddell Sea. Data on potentially valuable for ... commercial fishing species in the eastern part of the Weddell Sea collected by German investigators in 1979 ... -1989 are also included, as well as results of Russian longline survey of Antarctic toothfish in 2013 ... -2014 in the eastern part of the Weddell Sea. Author(s): A.F. Petrov, V.A. Bizikov, K.V. Shust and ...
Meeting Document : WG-EMM-14/23 : Autor(es): A.F. Petrov, V.A. Bizikov, K.V. Shust and E.F. Uryupova (Russia)
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Revised South African work plan for 2014/15 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... research in 2014/15 and is to be read in conjunction with WG-SAM-14/10. Author(s): Delegation of South ... Dissostichus spp. in Subarea 48.6 Approval: Approved ... Abstract: A multi-year plan for research by Japan and South Africa aimed at yielding a tag-based ...
Meeting Document : WG-SAM-14/11 : Autor(es): Delegation of South Africa
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2014–2017
Abstract: Russian Federation intends to continue research in Subarea 88.2 that began in 2010-2012 ... program was improved in accordance with recommendations of WG-SAM-2014 and intercessional work with CCAMLR ... country-members in order to unify the data collection plan and methods during the proposing mutli-member ... research program in the Ross Sea – Subarea 88.2. Author(s): Delegation of the Russian Federation Title ...
Meeting Document : WG-FSA-14/13 : Autor(es): Delegation of the Russian Federation
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Precision of growth band determination from eyestalk sections of Antarctic krill (Euphausia superba) preserved in formalin
feedback management of krill fisheries. Samples stored in 70% ethanol provide an opportunity to detect the ... growth bands of eyestalk sections. Moreover, information derived from samples preserved in formalin will ... common in previous decades. Out of 162 Antarctic krill individuals preserved in 5% formalin, the growth ... the growth bands in the eyestalk was analyzed. Three main parameters, including exact percent ...
Meeting Document : WG-EMM-18/P16 : Autor(es): G.P. Zhu, Y. Yang, Q. Song and H.T. Zhang
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The importance of sea ice association of Antarctic krill for transport and retention in the South Orkneys region: a modelling study
Antarctic krill in CCAMLR Area 48. The local krill populations support krill-dependent higher predators and ... Orkney Islands lie in the seasonal sea ice zone. Sea ice is an important overwintering habitat for ... the local ecosystem dynamics in this key region requires greater understanding of the extent to which ... regional and local transport pathways to and in the South Orkneys region, and the residence time of krill ...
Meeting Document : WG-EMM-2019/21 : Autor(es): S.E. Thorpe, E.F. Young, E.J. Murphy and A.H.H. Renner
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Spatial patterns of temporal relationships in the Southern Ocean
Abstract: Phytoplankton production during the austral summer in the Southern Ocean is known to be ... modelled variables and show that this covariance in time between the mixed layer depth (MLD), sea surface ... . Statistically significant spatial patterns in the covariance between MLD, SST and Chl-a show that the physical ... factors controlling phytoplankton production in the Southern Ocean change in a predictable manner. Well ...
Meeting Document : WS-BSO-07/5 : Autor(es): M. Kahru and B.G. Mitchell (USA)
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An unmanned aerial vehicle as a platform for aerial photography of land-based predator populations in Antarctica: specifications and suitability of the Aerosonde Mark III
land-based predators in Antarctica. Such surveys are likely to rely heavily on recent technological ... developments, such as satellites and unmanned aerial vehicles (UAVs), which may allow cost-effective survey in ... one such UAV, the ‘Aerosonde’, which is manufactured by Aerosonde™ in Melbourne, Australia. The ... advantages in this role would be long-distance capability and low noise levels. Its disadvantages include ...
Meeting Document : WG-EMM-03/50 : Autor(es): L. Irvine and C. Southwell (Australia)