Scientific Angler Mastery Double Taper Floating Fly Line
An excellent dry-fly line, the Scientific Anglers Mastery Double Taper Floating Fly Line excels at presenting flies with a touch of grace, which is extra handy on spring creeks and smaller streams. Double-taper fly lines may not be the most versatile of the bunch, but they’re very good at what they’re designed to do: delicate work at shorter distances.
- Double-taper lines are extra-delicate for subtle presentations
- Excels in short-to-medium distances with dry flies and smaller nymphs
- The ultimate fly line for chasing trout in close quarters
- Braided multifilament core
- Welded loops on both ends
- SA line ID
- AST coating
- Product packaging may be different than pictured
| Specification | Detail |
|---|---|
| Line Type | Double Taper Floating |
| Core Material | Braided Multifilament |
| Coating | AST |
| End Construction | Welded Loops |
| Best Use | Short-to-Medium Distance Dry Fly & Nymph Fishing |
FAQ
What makes the double-taper design suitable for delicate presentations?
The double-taper design features a thinner front section and a thicker back section, which allows for a more natural, subtle float and reduces drag when casting. This makes it ideal for presenting dry flies and small nymphs with minimal disturbance in still or slow-moving water.
Is this line suitable for use in fast-moving rivers?
Not ideal for fast-moving rivers. The double-taper design is optimized for short-to-medium distances and calm conditions such as spring creeks and smaller streams. It lacks the durability and resistance needed for high-current environments.
Does the line come with any additional accessories?
No, the line comes only with the fly line and welded loops at both ends. No additional accessories are included.




Claire Coleman –
I’ve used this line on several spring creeks and it’s been a game-changer for dry fly fishing. The presentation is incredibly subtle, and the trout respond immediately. Perfect for close-quarters fishing where you need a quiet, natural cast.
Jessica Peters –
Great for small streams and calm waters. The line feels smooth and the dry flies float naturally. A bit fragile if handled roughly, but otherwise very effective for nymphing and dry fly work.
Carol Randall –
The AST coating holds up well in light rain and the braided core gives a solid feel. I noticed a noticeable difference in how the flies land compared to standard lines—much more natural and less splashy.