The Greenhead Report Turns Fly Frenzy Into Data | Concord News

Concord News Today | 2 Min News | The Daily News Now! · Aug 3, 2026 · 1m

Every July, beachgoers along the East Coast face an annual invasion of greenhead horseflies—those pesky, sharp-mouthed insects with glowing green eyes. To combat the chaos, web developer Greggory Hogan launched The Greenhead Report, a citizen science site where users log fly sightings and rate the nuisance on a hilarious scale from “not bad at all” to “HOLY CRAP.” What began as a personal tool for planning beach trips has now grown into a valuable data hub stretching from Massachusetts to Maine. Experts like biology professor David Angelini praise the initiative—even if it’s not traditional…