The Roe River is only 201 feet ( 61 m ) long at its longest constant point .
The Roe River had been named as the World 's Shortest River by the Guinness book of World Records before Guinness eliminated the shortest river category .
The Roe River is only 201 feet ( 61 m ) long at its longest constant point , and had been named as the World 's Shortest River by the Guinness book of World Records before Guinness eliminated the shortest river category .