there was Pete McDonald and ditch fishing. Pete has been turning out great content both professionally and at his Fishing Jones blog. His latest offering is a "A Brief History of Ditch Fishing."
Before brownlining there was ditch fishing. The concept of casting flies in less than pristine settings goes back decades. In Florida, many well known fly fishing luminaries and pioneers cut their teeth fishing the Everglades and the vast network of man-made backwater canals that carve up the southern tier of the state.
Be sure to check out his other articles from Fishing Jones.