The book provides a comprehensive account of a tropical lake, Alchichica, considering that tropical limnology is by far less known and well-understood than temperate. Many of the well-known temperate limnology paradigms do not apply in tropical limnology, such as the >= 1 C/m thermocline concept, or the role of phosphorous as a limiting nutrient. Lake Alchichica is - most likely - the best limnologically known Mexican lake up to date. Twenty years...