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 brought my son up with me to learn how to fly fish.  This was his first time and my 2nd.  We had been recommended to use David as our... read more

    thumb Mike H.

      Luke as our guide and David and his shop were awesome.  It was a fantastic fishing trip with Luke; he really made the day a great day out on the... read more

    thumb Larry M.

      Awesome experience. Took my boys and extended family on a flyfishing experience. 1st time flyfishing for all of us (6 in total). Dave, Luke, and Adam were great hosts and... read more

    thumb Gary R.


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. NOTE – We have changed our shop Location to 2212 North Sierra Hwy.  Just Down a block from our old Location.

We carry a variety of fly fishing and fly tying gear from manufacturers such as Simms, Redington, Echo, Montana Fly Company, Nautilus, 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.

Sierra Trout Magnet is excited to offer Chilean Patagonia fly fishing adventures. Come experience the trip of a lifetime fishing for huge trout with awe-inspiring scenery everywhere you look.


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

large trout head in a rubber net with a wooden frame

Upper Owens River Fly Fishing Report : Mammoth Lakes, CA – 4.7.2021

Flowing just outside of Mammoth Lakes, CA, The Upper Owens river remains one of the most beautiful fly fishing destinations in the country. Water is low and a bit more clear above the Hot Creek conflu...
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