The daily bag limit for trout species including rainbow, brown, and lake trout for the state of Maine is two fish. The daily bag limit for brook trout is five fish except in ponds and lakes in the South Zone where it is two fish.
Fishing License Maine
Any persons over the age of fifteen who fish in Maine waters are required to possess a Maine fishing license. A license can be purchased from most sporting goods stores, turnpike service centers, convenience stores, town clerks, Maine Department of Inland Fisheries and Wildlife office in Augusta, or on their website.