oligomictic lake

См. также в других словарях:

• oligomictic — a lake having relatively stable stratification with only rare periods of circulation …   Dictionary of ichthyology

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium