
Wild
Laurentian Great Lakes steelhead are a complex stock of fish. The population is a mixture of hatchery-released and wild, naturally reproduced fish originating from many different streams. Knowing the natal streams of the fish is important to best managing this species, as it allows for targeted conservation and management to the areas that are the major contributors to the total lake population. Fortunately, we may be able to determine the natal stream of a fish by looking at its otolith. Otoli