But with enough data, they can, perhaps, be avoided — at least, that’s what web developer turned volunteer insect data collector Greggory Hogan hopes. ; if a swarming cloud of green-eyed flies is waiting for him there, he’d prefer to skip the trip. The boxes are intended to resemble four-legged mammals to better lure the flies, according to Seacoast Science Center technician Amelia Taggart. Community science data is inherently limited by the way it tends to “accumulate” naturally as people happen to make and record observations, Angelini said. He also suggested working with iNaturalist, a massive online collection of observations that Angelini sees as the gold standard for citizen science data.