Chauliodes pectinicornis, the "summer fishfly", is a well-known species in North America. Fishflies lay their eggs upon vegetation overhanging streams, whence the larvae, as soon as hatched, drop into the water, and go about preying upon aquatic animals.

Mar 9, 2025 · Fish flies are harmless insects that indicate good water quality. They thrive in clean habitats and do not sting or bite. While adult fish flies may swarm around lights, they pose no danger. Their larvae act as natural fish bait, showcasing their ecological significance while raising minimal safety concerns.

Jan 28, 2025 · They are generally noticed for their large size, dark color, and seemingly uncoordinated approach to flight. They have jaws (mandibles) that have saw-like teeth, and long feathery antennae. Their wings are as long as, or longer than, their bodies, and fold tightly over each other when closed.

Jul 13, 2016 · Swarms of 'fish flies' in Gimli shock locals and tourists alike; Annual fish fly hatch on Lake St. Clair picked up on radar

Mayflies (also known as shadflies or fishflies in Canada and the upper Midwestern United States, as Canadian soldiers in the American Great Lakes region, [2] and as up-winged flies in the United Kingdom) are aquatic insects belonging to the order Ephemeroptera.

Sep 24, 2022 · They don’t sting, and they don’t have mouths to bite you with. As far as the ecosystem is concerned, fishflies are good news for the environment. Stream ecologists know that healthy fishfly populations usually mean good water quality.

Nov 17, 2022 · Learn about the spring fishfly (Chauliodes rastricornis) – its size, color, active season, life cycle, what it eats, range, habitat, and whether it bites or not

Jul 2, 2022 · It's called a fish fly (sometimes called a shadfly or mayfly) — and you're likely to see lot more come mid-July if you live by a big body of water.

Feb 23, 2023 · Antennae of both sexes in this species are always pectinate, compared to C. rastricornis where females have serrate antennae and males have pectinate antennae. Also, note later flight (summer) of C. pectinicornis in most of the east. C. rastricornis typically flies in spring. 1. Rasmussen A.K., Pescador M.L. 2002.

Feb 28, 2025 · From ticks to spiders to bed bugs, here’s what the most common types of bug bites look like in photos, symptoms to know, and whether or not they are dangerous.