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Lake Kotokel

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Journal Article

Palynological study of Lake Kotokel’ bottom sediments ( Lake Baikal region )

E.V. Bezrukova, P.E. Tarasov, N.V. Kulagina, A.A. Abzaeva, P.P. Letunova, S.S. Kostrova
Published: 01 April 2011
Russ. Geol. Geophys. (2011) 52 (4): 458–465.
DOI: https://doi.org/10.1016/j.rgg.2011.03.008
...E.V. Bezrukova; P.E. Tarasov; N.V. Kulagina; A.A. Abzaeva; P.P. Letunova; S.S. Kostrova Abstract Pollen and AMS 14 C analyses of bottom sediments from the upper nine meters of the Lake Kotokel’ section were carried out. The regional climate and landscape dynamics during the Late Glacial...
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EARLY DIAGENESIS GEOCHEMISTRY OF BOTTOM SEDIMENTS IN THE PLEISTOCENE CORE OF LAKE KOTOKEL (Eastern Baikal Region)

G.A. Leonova, A.E. Maltsev, L.M. Kondratieva, V.A. Bychinsky, L.V. Miroshnichenko, S.K. Krivonogov
Published: 01 December 2024
Russ. Geol. Geophys. (2024) 65 (12): 1446–1467.
DOI: https://doi.org/10.2113/RGG20244763
...G.A. Leonova; A.E. Maltsev; L.M. Kondratieva; V.A. Bychinsky; L.V. Miroshnichenko; S.K. Krivonogov Chemical composition of bottom sediments and pore waters of organic-mineral sediments (sapropel) of Lake Kotokel (Eastern Baikal region) has been studied, based on long drilling cores, 14.5 and 16.5 m...
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Oxygen isotope composition of diatoms from sediments of Lake Kotokel ( Buryatia )

S.S. Kostrova, H. Meyer, P.E. Tarasov, E.V. Bezrukova, B. Chapligin, A. Kossler, L.A. Pavlova, M.I. Kuzmin
Published: 01 August 2016
Russ. Geol. Geophys. (2016) 57 (8): 1239–1247.
DOI: https://doi.org/10.1016/j.rgg.2016.08.009
...S.S. Kostrova; H. Meyer; P.E. Tarasov; E.V. Bezrukova; B. Chapligin; A. Kossler; L.A. Pavlova; M.I. Kuzmin Abstract This is a summary of new oxygen isotope record of diatoms from Lake Kotokel sediments, with implications for responses of the lake system and its environment to global change over...
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Scematic location map of <span class="search-highlight">Lake</span> <span class="search-highlight">Kotokel</span>, drilling and sampling sites.

Scematic location map of Lake Kotokel, drilling and sampling sites.

Published: 01 December 2024
Fig. 1. Scematic location map of Lake Kotokel, drilling and sampling sites.
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Map of <span class="search-highlight">Lake</span> <span class="search-highlight">Kotokel</span> location. 1 , the KTK2 core; 2 , water sampling sites...

Map of Lake Kotokel location. 1 , the KTK2 core; 2 , water sampling sites...

Published: 01 August 2016
Fig. 1. Map of Lake Kotokel location. 1 , the KTK2 core; 2 , water sampling sites.
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Lithology of KTK2 core from <span class="search-highlight">Lake</span> <span class="search-highlight">Kotokel</span>, assemblage composition and abunda...

Lithology of KTK2 core from Lake Kotokel, assemblage composition and abunda...

Published: 01 August 2016
Fig. 2. Lithology of KTK2 core from Lake Kotokel, assemblage composition and abundances of diatoms ( Bezrukova et al., 2010 ), and δ 18 O, SiO 2 and Al 2 O 3 of diatom specimens. 1, black-brown gyttja; 2, gray-black silty clay; 3, laminated gray silty clay; 4, dark-gray silty clay; 5, position
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δ 18 O diatom from <span class="search-highlight">Lake</span> <span class="search-highlight">Kotokel</span> sediments and landscapes vegetation (biome...

δ 18 O diatom from Lake Kotokel sediments and landscapes vegetation (biome...

Published: 01 August 2016
Fig. 3. δ 18 O diatom from Lake Kotokel sediments and landscapes vegetation (biomes) in the lake basin reconstructed from pollen data ( Bezrukova et al., 2010 ), along with δ 18 O NGRIP variations as a proxy of Northern Hemisphere air temperature ( Svensson et al., 2008 ); δ 18 O variations
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Geographic location of <span class="search-highlight">Lake</span> <span class="search-highlight">Kotokel</span>’.

Geographic location of Lake Kotokel’.

Published: 01 April 2011
Fig. 1. Geographic location of Lake Kotokel’.
Journal Article

First results of study of Lake Baunt bottom sediments ( northern Transbaikalia )

M.A. Krainov, E.V. Bezrukova, E.V. Kerber, O.V. Levina, E.V. Ivanov, A.A. Shchetnikov, I.A. Filinov
Published: 01 November 2017
Russ. Geol. Geophys. (2017) 58 (11): 1401–1411.
DOI: https://doi.org/10.1016/j.rgg.2017.02.005
..., concentration of biogenic silica, and sediment compaction indicate considerable variations of sedimentary environments during the Late Pleistocene and Holocene. Being compared with the previously reconstructed landscape and climate dynamics for the sedimentary succession of Lake Kotokel for this time interval...
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Production-macrophyte type of <span class="search-highlight">lake</span> ecosystems of the south of West Siberia ...

Production-macrophyte type of lake ecosystems of the south of West Siberia ...

Published: 01 November 2019
Fig. 2. Production-macrophyte type of lake ecosystems of the south of West Siberia (Lake Minzelinskoe) ( A ), where macrophytes ( 1 ) are the main producers of OM. Production-phytoplankton type of lake ecosystems in the East Baikal region (Lake Kotokel’) ( B ), where phytoplankton ( 2
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Material composition of lacustrine sapropels: macrophytogenic of <span class="search-highlight">Lake</span> Bol’s...

Material composition of lacustrine sapropels: macrophytogenic of Lake Bol’s...

Published: 01 November 2019
Fig. 4. Material composition of lacustrine sapropels: macrophytogenic of Lake Bol’shie Toroki ( A ) and Lake Minzelinskoe ( B ), peaty Lake Minzelinskoe ( C ), planktonogenic (Lake Kotokel’ ( D ) and Lake Dukhovoe ( E ), and planktonogenic-peaty (Lake Ochki: peat ( F ) and plankton ( G
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Lithological section and distribution curves of lithological, physical, and...

Lithological section and distribution curves of lithological, physical, and...

Published: 01 November 2017
Fig. 2. Lithological section and distribution curves of lithological, physical, and petromagnetic parameters of the sediments within the Baunt-2014 section, correlated with palynologically-derived dynamics of the natural landscapes of Lake Kotokel. 1, diatom ooze; 2, silty clay with diatoms; 3
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Correlation of the formation stages of carbonate coatings with regional and...

Correlation of the formation stages of carbonate coatings with regional and...

Published: 01 July 2020
) in the bottom sediments of Lake Kotokel’ ( Kostrova et al., 2016 ); c , NGRIP oxygen isotope scale as a proxy of atmospheric temperatures in the Northern Hemisphere (numbers show positive shifts in D–O events) ( Svensson et al., 2008 ); d , humidity dynamics in northern Mongolia (d1) and the Baikal region (d2
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SEM photo of bottom sediment of <span class="search-highlight">lakes</span> of the taiga zone of various regions:...

SEM photo of bottom sediment of lakes of the taiga zone of various regions:...

Published: 01 July 2023
Fig. 5. SEM photo of bottom sediment of lakes of the taiga zone of various regions: а – Lake Skazka (taiga zone, south of Eastern Siberia): 1 – quartz grain, 2 –micro-scale illite aggregate (Mg ≤ Fe), 3 – pyrite frambohedron; b – Lake Kotokel’ (taiga zone, south of Eastern Siberia): 1
Journal Article

Methodological Approach to the Identification of the Sources and Genesis of Buried Organic Matter in Holocene Sections of Lake Sapropels (Southern West Siberia and Eastern Baikal Area)

G.A. Leonova, T.A. Kopoteva, V.N. Melenevskii, A.E. Maltsev, M.A. Klimin, V.A. Bobrov
Published: 01 November 2019
Russ. Geol. Geophys. (2019) 60 (11): 1278–1299.
DOI: https://doi.org/10.15372/RGG2019116
...Fig. 2. Production-macrophyte type of lake ecosystems of the south of West Siberia (Lake Minzelinskoe) ( A ), where macrophytes ( 1 ) are the main producers of OM. Production-phytoplankton type of lake ecosystems in the East Baikal region (Lake Kotokel’) ( B ), where phytoplankton ( 2...
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Location map of the Baikal Rift. Numerals from 1 to 19 mark locations of re...

Location map of the Baikal Rift. Numerals from 1 to 19 mark locations of re...

Published: 01 September 2012
and Babushka bays (18); Mindei Basin (19); Lake Kotokel (20). Dashed lines are major faults. Inset map in top left-hand corner shows distribution of heat-loving animals in the Pliocene–Eocene Sinian–Indian zoogeographic province ( Martinson, 1998 ). Numerals 1 to 4 mark regions of Arctic (1), Russian Far East
Journal Article

Late Pleistostene–Holocene sedimentation in lakes of central Transbaikalia: implications for climate and environment changes

E.P. Solotchina, E.V. Bezrukova, P.A. Solotchin, O. Shtok, A.N. Zhdanova
Published: 01 November 2018
Russ. Geol. Geophys. (2018) 59 (11): 1419–1432.
DOI: https://doi.org/10.1016/j.rgg.2018.10.003
... – 66 . Bezrukova , E.V. , Krivonogov , S.K. , Takahara , H. , Letunova , P.P. , Shichi , K. , Abzaeva , A.A. , Kulagina , N.V. , Zabelina , Yu.S. , 2008 . Lake Kotokel as a stratotype for the Late Glacial and Holocene...
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Journal Article

MORPHOTECTONICS OF THE EASTERN SIDE OF LAKE BAlKAL

G. F. Ufimtsev
Published: 01 January 1999
Russ. Geol. Geophys. (1999) 40 (1): 17–25.
... a different geodynamic framework. Both the underwater slope and the major marginal step above it are complexly structured, and their main elements are grouped into asynchronous genetic series. Neotectonic subsidence of step-like blocks (including the denuded pre-rift pediment like Lake Kotokel’ and Chivyrkui...
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Journal Article

Biogeochemical Features of the Formation of the Holocene Sediments in Lake Dukhovoe at the Stage of Early Diagenesis in Eastern Baikalia

G.A. Leonova, A.E. Maltsev, S.K. Krivonogov, V.A. Bobrov, V.N. Melenevskii, V.A. Bychinskii, A.A. Bogush, L.M. Kondratieva, L.V. Miroshnichenko
Published: 01 April 2023
Russ. Geol. Geophys. (2023) 64 (4): 424–451.
DOI: https://doi.org/10.2113/RGG20224314
... lakes studied by the authors of this paper, namely Lake Ochki and Lake Kotokel’, in which carbonate-free planktonogenic sapropel is formed ( Leonova and Bobrov, 2012 ; Leonova et al., 2014a , b , 2015 ; Bobrov et al., 2019 ; Maltsev et al., 2019a , b ). Table 7. Average chemical composition...
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Chemical Elements Concentration, Variations in Mineral Composition, and Current Rate of Sedimentation in Sapropel Deposits of Small Lakes in the Taiga Zone of Southern Siberia

V.D. Strakhovenko, E.A. Ovdina, V.I. Malov, G.I. Malov
Published: 01 July 2023
Russ. Geol. Geophys. (2023) 64 (7): 824–838.
DOI: https://doi.org/10.2113/RGG20234526
...Fig. 5. SEM photo of bottom sediment of lakes of the taiga zone of various regions: а – Lake Skazka (taiga zone, south of Eastern Siberia): 1 – quartz grain, 2 –micro-scale illite aggregate (Mg ≤ Fe), 3 – pyrite frambohedron; b – Lake Kotokel’ (taiga zone, south of Eastern Siberia): 1...
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