Rio Premier Fathom Clean Sweep Sinking Fly Line
The Rio Premier Fathom Clean Sweep Sinking Fly Line is a complete series of sweep style sinking lines designed for easy distance on stillwaters. Built with a clear intermediate front end seamlessly attached to a faster sinking body section and then to a slower sinking running line. This blend of sink rates results in a deadly fly path through the water, with the line sweeping the depths during a retrieve from the surface, to deep, and back to the surface again.
- Cover a multitude of depths with a single cast
- Easy casting, fast loading head for minimum false casts and quick distance
- Hang Marker shows where to fish The Hang
- Multi-density sweep line for complete depth control
- Built with Rio’s durable SlickCast coating and a supple core
| Specification | Detail |
|---|---|
| Line Type | Sweep Sinking Line |
| Front Section | Clear Intermediate |
| Body Section | Faster Sinking |
| Running Line | Slower Sinking |
| Coating | SlickCast |
| Use Case | Stillwater Fishing |
FAQ
How does the sweep action of this line help in fishing?
The sweep action allows the line to move through different depths during a retrieve, creating a natural fly path that covers multiple zones in stillwater environments.
Is the hang marker useful for locating the fishing depth?
Yes, the hang marker indicates where the line hangs in the water, helping anglers determine the depth at which they should target fish.
What makes the SlickCast coating beneficial?
The SlickCast coating provides durability and smoothness, reducing friction and improving casting performance and line handling.




Una Churchill –
This line performs well in calm lakes. The sweep action covers deep water effectively and the hang marker helps me find the right depth quickly. Easy to cast and stays consistent during retrieves.
Kylie Nash –
I use it for fishing in quiet reservoirs. The depth control is excellent and the line doesn’t tangle easily. The clear front section makes it easy to see the line’s movement.
Victoria Blake –
Great for targeting fish at different depths. The transition between sections gives a natural movement that mimics real insects. Very reliable in stillwater conditions.
Neil Butler –
The SlickCast coating feels smooth and holds up well after several uses. I appreciate the hang marker—it helps me adjust my retrieve without guessing.