hasData_Center_Short_Name |
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hasDataset_Online_Resource |
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hasProject_Long_Name |
- High-resolution CONTINENTal paleoclimate record in Lake Baikal
- Ice Expedition 2001
- Vereshchagin Short Cores Expedition 2001
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hasDataset_Release_Date |
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hasDataset_Title |
- Densities of benthic taxa with depth (CON 01-01 and CON 01-04 expeditions).
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hasEntry_ID |
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hasKeyword |
- Chironomidae
- Copepoda
- Gammaridae
- Hydrachnidia
- Nematoda
- Oligochaeta
- Ostracoda
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hasReference |
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10.1016/j.gloplacha.2004.11.012
http://dx.doi.org/10.1016/j.gloplacha.2004.11.012
Patrick Martin, Xavier Boes, Boudewijn Goddeeris, Nathalie Fagel, A qualitative assessment of the influence of bioturbation in Lake Baikal sediments, Glob. Planet. Change 46 (2005), pp. 87-99.
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hasSummary |
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In all abyssal stations, densities are never over an average of c. 3100 individuals m−2 (Fig. 3, Table 1). In contrast, the shallow station (CON01-427, Posolskoe Bank) harbours the highest observed densities (oligochaetes reach densities as high as 13573 individuals m−2 on average). Gammarids are present in this latter station at 128 m deep, while they are absent from all deep stations. The presence of some groups is anecdotal, such as Hydrachnidia (one specimen in a core at 388 m and two specimens in a core at 625 m) and chironomid larvae (two larvae in a core at 625 m). Interestingly, the two deepest Vydrino cores (CON01-105-7, 600 m, and CON01-106-3, 700 m) are virtually free from animals, suggesting that these stations are perhaps the best choice for the study of stratigraphy and climate proxies.
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