While he's not specifically a fly fishing artist I saw this fellow's work at the Florida State Fair last year. It is much more beautiful in person than what the net can show. He also puts hidden animals in each picture that are fun to look for.
Try [url=http://www.fish-prints.com:8d21a]www.fish-prints.com[/url:8d21a] and see if this helps.
Rusty <><
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"PC" is for Plant City not Politically Correct. if you wanna catch something ya gotta get a hook in the water