For the third season episode of Enterprise, see " Enterprise)". Salmon Hatchery, near Inchnadamph in the Scottish Highlands.]]A hatchery is a facility where egg are hatched under artificial conditions, especially those of fish or poultry. It may be used for ex-situ conservation purposes, i.e. to breed rare or endangered species under controlled conditions; alternatively, it may be for economic reasons (i.e. to enhance food supplies or fishery resources).Fish hatcheriesFunction