none Nutrition; Diet; Life cycle and development; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Ecology; Population dynamics; Land and freshwater zones; Nearctic region; North America; USA Megaselia alsea (Phoridae); Prey; Trichoptera; Egg predator; Life cycle; Oregon; Coastal; Life cycle & predator of trichopteran eggs Sulcarius (Ichneumonidae); Insect hosts; Trichoptera; Oregon; Coastal; Trichopteran hosts Trichoptera; Hymenopteran parasites; Sulcarius; Mortality; Causes, eggs & pupae; Predators; Megaselia alsea (Diptera); Egg predators; Oregon; Coastal; Dipteran egg predators, hymenopteran parasites & mortality causes