Definition
The 'genus Phoxinus' comprises various species of small freshwater fish, typically known as minnows. These fish are part of the carp family (Cyprinidae). They are characterized by their small size and preference for clear, flowing waters. Genus is a taxonomic rank above species. Think of it as a grouping of similar minnow species. Studying 'genus Phoxinus' helps in understanding the diversity of small freshwater fish. They play a vital role in the food chain.