Mayfly Nymph: Identification, Habitat, Diet, and Life Cycle

A mayfly nymph is the aquatic, immature stage of a mayfly. It lives beneath the surface of streams, rivers, ponds, and lakes, where it feeds, … Read More

The mayfly life cycle includes four recognizable stages: egg, aquatic nymph, subimago, and mature adult. Unlike butterflies and beetles, mayflies do not pass through a … Read More

Mayflies often appear in enormous swarms around lakes, rivers, bridges, streetlights, and waterfront homes. Their long tails, upright wings, and sudden seasonal emergence can make … Read More

Mayfly larvae are aquatic insects that live in streams, rivers, lakes, and ponds before transforming into short-lived winged adults. Although people commonly call them larvae, … Read More

The mayfly lifespan is often described as only 24 hours, but that statement refers mainly to the insect’s final winged stage. A mayfly usually spends … Read More

The white mayfly is a pale aquatic insect famous for creating dense late-summer hatches that can resemble snowstorms over rivers. In North America, the name … Read More

The giant mayfly is a large aquatic insect known for its delicate wings, long tails, and spectacular mass emergences. In North America, the name usually … Read More

The sulphur mayfly is a small yellow-orange mayfly known for producing some of the most exciting spring and early-summer trout hatches in eastern North America. … Read More

The March brown mayfly is a large, brown-toned aquatic insect best known for producing an important seasonal trout hatch. Anglers value it because its nymphs, … Read More

The Blue-Winged Olive mayfly, commonly abbreviated as BWO, is one of the most important aquatic insects for trout anglers. Rather than identifying a single species, … Read More