Fly Lines

RIO's Mainstream series of fly lines have been developed to meet the overall needs of the average and novice fly fisher, and are designed to optimi...

Our revolutionary RIO Perception floating trout line helps anglers connect with more fish than ever before. Built with ultra-low stretch ConnectCor...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude will shoot farther and last longer than any other...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude will shoot farther and last longer than any other...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude series will shoot farther and last longer than an...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude series will shoot farther and last longer than an...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and e...

Scientific Anglers brand new Amplitude Smooth Series of fly lines combine the slickness and durability of their proprietary AST Plus additive with ...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

Scientific Anglers brand new Amplitude Smooth Infinity fly line is a great general purpose freshwater line. Built a half of size heavy to quickly a...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

If you’re anything like us, the allure of big fish and big rivers is intoxicating. That’s precisely why we created the Anadro fly line. Designed wi...

When you’re knee-deep in a clear jungle stream somewhere in South America, you need the finest tools available in order to chase down the fish of y...

For years, the gold standard in the Scientific Anglers lineup was the GPX taper. From tossing small dries to slinging huge streamers, the GPX could...

If you had to choose one saltwater fly line for a variety of situations and species, the Mastery Saltwater taper should be a finalist. The versatil...

You’ve got articulated streamers hanging from the lampshade on your desk. You think in terms of black, white, or olive. The term conehead doesn’t r...

The SONAR Saltwater Intermediate fly line features a slow-sinking clear head that cuts through the surface and provides an amazing amount of steal...

How can something be clear and camouflaged? That’s easy. Scientific Anglers took a mottled core, doused it with our new, supple clear coating, and ...

The SONAR Stillwater Seamless Density lines are a unique departure from the traditional graduated density lines of years past. With a variety of do...

The SONAR Stillwater Seamless Density lines are a unique departure from the traditional graduated density lines of years past. With a variety of d...