We are a full service fly fishing guide service and shop for Bishop and Mammoth Lakes, CA.

Ranked #1 guide service in the Eastern Sierra by Yelp reviewers!

  I'm an experienced fisherman and wanted to get into fly fishing. I looked these guys up and saw all the rave reviews and they were not lying. I was able... read more

thumb Nicholas T.

  Went out with Steve and used the flies he ties for the Lower O. and caught tons of fish. He taught me how to Euro Nymph and I ended up... read more

thumb Jason W.

  I came up to Mammoth with my buddies and I had never gone fly fishing. My friend set this up. Dave guided us to these serene, beautiful spots. Feeling the... read more

thumb Alberto Y.


Our gift certificates and certificates for guided fishing trips make perfect gifts for fly fishers and can be delivered electronically for last minute purchases.

The STM Fly Shop and Guide Service is located in Bishop, CA and serving the greater Mammoth area and other regions of the Eastern Sierras in California. STM is the place where fishing information is exchanged, flies are tied and bought, rods and reels are strung up, and fishing guide trips are planned.

We carry a variety of fly fishing and fly tying gear from manufacturers such as Simms, Redington, Echo, Montana Fly Company, Rio, Loon, and more.  Feel free to stop in our shop in Bishop on your way to your favorite river, lake or creek.

We are a full fly fishing guide service offering you vast fly fishing experience and knowledge of the local area. Our fishing area ranges from Independence, Bishop to Bridgeport with the top priority of seeking the wildest and finest fish the Sierras has to offer.

Come take a drift boat guide trip down the Lower Owens with us!  Or, if you prefer, we can guide you on Crowley, Upper O, East Walker, mountain creeks and lakes, or other destinations.

STM Fly Fishing is excited to offer Fly Fishing adventures on the Flats of Mexico! Come experience the trip of a lifetime fishing for Tarpon, Permit, and Bonefish on the fly in a tropical paradise.


See our recent fly fishing and guide reports for fisheries including Lower and Upper Owens River and Crowley Lake.