Are there TENCH in Hayden lake?

On 7-20-2012 at about 10am at Honeysuckle beach I caught a 16 inch what I believe to be a TENCH. Caught it with a worm fished on the bottom off the floating pier at the boat launch.
Answer: 
indeed there are! 
Answered on: 
Thursday, July 26, 2012 - 11:44 AM MDT