Every winter, at least one good-sized brown trout is landed at Scotts Flat Lake. On Jan. 19, Bob Sanchez of Cascade Shores caught and released a brown estimated at 28 inches and well north of 5 pounds. This is the first brown of this winter that I have been told about. To catch a big brown involves persistence and a theory to base your tactics around. Some of the factors that go into a theory include the habitat and the annual weather cycle. In winter, the water has reached the low temps for the year, and the trout can find …