With all the many blue ribbon trout streams, it is easy to see how this can happen. However, many lakes in Montana offer excellent fishing for a wide variety of species. Montana has excellent lakes for fly fishing for rainbow trout, lake trout, whitefish, pike and bass. This section will cover popular lakes that are located in the valleys of Montana. Lakes that are located high in the mountains, and which also provide excellent fly fishing, are covered in our mountain fishing section.