Scientific Anglers Amplitude Textured Bonefish Plus Fly Line
Half Size Heavy Line
The first series of lines to feature the revolutionary AST PLUS slickness additive, Amplitude will shoot farther and last longer than any other line on the market. It’s slickness down to a science.
- Based on our popular Grand Slam taper profile, Bonefish Plus boasts an extended head length and lighter, half-heavy weight, but maintains the short front taper to cast long leaders with ease.
- Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability.
- Floating Texture on the tip section for the ultimate in flotation.
- Shooting Texture running line delivers longer casts.
- High-contrast sighter to identify the back of the line when fishing.
| Specification | Detail |
|---|---|
| Line Type | Fly Line |
| Weight | Half-Heavy |
| Taper Profile | Grand Slam |
| Special Feature | AST PLUS Slickness Additive, Floating Texture Tip |
FAQ
What makes the AST PLUS slickness additive different from other additives?
The AST PLUS additive enhances shooting distance and line durability through a scientifically engineered slickness formula, allowing for longer casts and reduced friction during use.
Does this line perform well in windy conditions?
The floating texture tip and slickness additive help maintain line control and stability, making it suitable for use in moderate to windy conditions.
Is the line suitable for long leader casting?
Yes, the short front taper design allows for easy casting of long leaders, making it ideal for bonefish and other species that require extended leader setups.


Diana Glover –
This line delivers excellent casting distance with minimal drag. The floating tip helps keep the line stable in the water, and the AST PLUS additive makes it glide smoothly. I’ve used it for bonefish and permit fishing and it performs consistently in both calm and windy conditions.
Colin Mackay –
The casting performance is noticeably better than my previous fly line. The texture on the tip provides good flotation, and the line holds up well after repeated use. A solid upgrade for serious anglers.
Jack Terry –
I’ve been using this line for several weeks now and it still feels fresh and responsive. The high-contrast sighter makes it easy to track the line, and the extended head length helps with long casts.