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DOI | 10.1029/2020GL091374 |
A New Thermal Categorization of Ice-Covered Lakes | |
Yang, Bernard; Wells, Mathew G.; McMeans, Bailey C.; Dugan, Hilary A.; Rusak, James A.; Weyhenmeyer, Gesa A.; Brentrup, Jennifer A.; Hrycik, Allison R.; Laas, Alo; Pilla, Rachel M.; Austin, Jay A.; Blanchfield, Paul J.; Carey, Cayelan C.; Guzzo, Matthew M.; Lottig, Noah R.; MacKay, Murray D.; Middel, Trevor A.; Pierson, Don C.; Wang, Junbo; Young, Joelle D. | |
通讯作者 | Yang, B ; Wells, MG (通讯作者) |
发表日期 | 2021 |
ISSN | 0094-8276 |
EISSN | 1944-8007 |
卷号 | 48期号:3 |
英文摘要 | Lakes are traditionally classified based on their thermal regime and trophic status. While this classification adequately captures many lakes, it is not sufficient to understand seasonally ice-covered lakes, the most common lake type on Earth. We describe the inverse thermal stratification in 19 highly varying lakes and derive a model that predicts the temperature profile as a function of wind stress, area, and depth. The results suggest an additional subdivision of seasonally ice-covered lakes to differentiate underice stratification. When ice forms in smaller and deeper lakes, inverse stratification will form with a thin buoyant layer of cold water (near 0 degrees C) below the ice, which remains above a deeper 4 degrees C layer. In contrast, the entire water column can cool to similar to 0 degrees C in larger and shallower lakes. We suggest these alternative conditions for dimictic lakes be termed cryostratified and cryomictic. |
关键词 | TROUT SALVELINUS-NAMAYCUSHTEMPERATURE VARIABILITYHABITAT SELECTIONSTRATIFICATIONDYNAMICSWATERCLASSIFICATIONDEPTHLAYERLOTA |
英文关键词 | ice; stratification; winter limnology |
语种 | 英语 |
WOS研究方向 | Geology |
WOS类目 | Geosciences, Multidisciplinary |
WOS记录号 | WOS:000620058900003 |
来源期刊 | GEOPHYSICAL RESEARCH LETTERS |
来源机构 | 中国科学院青藏高原研究所 |
文献类型 | 期刊论文 |
条目标识符 | http://gcip.llas.ac.cn/handle/2XKMVOVA/260546 |
推荐引用方式 GB/T 7714 | Yang, Bernard,Wells, Mathew G.,McMeans, Bailey C.,et al. A New Thermal Categorization of Ice-Covered Lakes[J]. 中国科学院青藏高原研究所,2021,48(3). |
APA | Yang, Bernard.,Wells, Mathew G..,McMeans, Bailey C..,Dugan, Hilary A..,Rusak, James A..,...&Young, Joelle D..(2021).A New Thermal Categorization of Ice-Covered Lakes.GEOPHYSICAL RESEARCH LETTERS,48(3). |
MLA | Yang, Bernard,et al."A New Thermal Categorization of Ice-Covered Lakes".GEOPHYSICAL RESEARCH LETTERS 48.3(2021). |
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