Shore fly
muddy lake shores and intertidal zones, and they breed readily in other moist environments. In greenhouses, adults feed on algae and their larvae on algae [...] throughout a greenhouse readily, they generally remain close to breeding sites. They breed in algae growing on soil, pots, benches, and other surfaces and [...] live in and just beneath the algal crust growing on top of the soil/medium, where they feed on algae, bacteria, yeasts and other microorganisms. In 3–6