The character of a stream changes as it flows through the countryside, tumbling over boulders, rushing over rocky cobbles, or gliding over a bed of sand. Streams provide homes for fish and salamanders, while animals like mink, raccoons, and birds visit them in search of food. If you look closely, you’ll find that a surprising number of insects live underwater in brooks and streams, a seemingly inhospitable environment for these small creatures. How do they meet the challenges of life in fast-flowing water, and why does this environment attract such a wealth of insects?
Streams afford a variety of habitats, from noisy cascades to quiet pools, from smooth, straight runs to rough, rocky riffles. Continue reading Stream Life – Background