Shore fly
female disperses her tiny (0.1 mm) eggs on the surface of the plant growing medium. Short, leathery, translucent-white larvae, around 0.5 mm long and with prominent [...] prominent rear breathing tubes, emerge from the eggs 2–3 days later. These maggots live in and just beneath the algal crust growing on top of the soil/medium [...] new adults emerge after 4–5 days. Adult shore flies typically live between 2–3 weeks after eclosion.