High Quality Content by WIKIPEDIA articles! The Woolly Bugger is an artificial fly commonly categorized as a wet fly or streamer and is fished under the water surface. It is a popular and widely used pattern for both freshwater and saltwater game fish and is generally listed as one of the top patterns to have in any fly box. John Gierach, a noted Fly Fishing writer discussed the Woolly Bugger first in his chapter on streamers in Good Flies.. Woolly Buggers are typically fished in streams, rivers, ponds, lakes, and tidal flats. Today, Woolly Buggers are tied in a wide variety of styles and colors to imitate a wide range of game fish prey.