Stonefly May 2026

Stoneflies undergo , which includes three stages: egg, nymph (or naiad), and adult. Stonefly | Aquatic, Nymphs, Predators | Britannica

Stoneflies are renowned for their sensitivity to water quality, making them "sentinel" species for environmental changes. Stonefly

: Because they require clean, cool, and highly oxygenated water to survive, their presence often signals a healthy, unpolluted stream. Stoneflies undergo , which includes three stages: egg,