Over 3,000 species of mayfly are known worldwide, grouped into over 400 genera in 42 families. Mayflies have ancestral traits that were probably present in the first flying insects, such as long tails …

mayfly, (order Ephemeroptera), any member of a group of insects known for their extremely short adult life spans and emergence in large numbers in the summer months. Worldwide, more than 2,500 …

May 20, 2024 · Mayflies start “hatching” from their water-larva state starting in May and continue to do so throughout spring and summer. So, next time you see a swarm of these flying critters, it’s a sign …

Learn facts about the mayflies' habitat, diet, life history, and more.

Mar 17, 2025 · Adult mayflies live only for a day and cannot eat. If you’ve ever seen a reedy-looking bug with two long, antenna-looking protrusions from its abdomen, you might have seen a mayfly. Mayflies …

Apr 20, 2022 · Mayflies are not exactly flies, but they have one of the most amazing lifecycles. There are more than 3,000 species of mayflies recognized globally. The only place that mayflies seem not to...

Feb 25, 2025 · Mayflies are aquatic insects that get their name from the fact that the adult appears in May. Mayflies hatch out in large numbers in the spring but continue hatching until fall. Since the adult …

Mayfly Central was launched on the web in 1995 and was the first site available on the internet dedicated to information about any single order of insects; in this instance, the Ephemeroptera (or …

Aug 6, 2025 · Mayflies are one of the most ancient and fascinating groups of aquatic insects, known for their delicate beauty, short adult lifespans, and important role in freshwater ecosystems.

This is a small group of aquatic insects, often referred to as Mayflies. The name comes from a Greek word meaning 'living a day' due to the adults having very short lives, usually between one and four …