Acknowledgements

• NFT Snorkelers: Judy De La Vergne , Jeff Krupka, David Morgan, Jeff Thomas, Scott Wiley, Dave Fast, William Meyer and Yuki Reiss

• Upper Yakima snorkelers: Judy De La Vergne, David Morgan, William Meyer, Scott Kline.

• Thank you to USFWS, BOR, YN and USFS for great teamwork! Thanks to YSIS for Index data.

Notes: