Scientific Anglers Sonar Titan Pelagic Full Sink Tropical Fly Line
The Scientific Anglers Sonar Titan Pelagic Full Sinking Saltwater Fly Line is designed for anglers who pursue the world’s strongest saltwater game fish. Featuring a 65lb Tropi-core, it delivers unparalleled strength and reliability when it matters most. Engineered to reach deeply and provide exceptional stopping power, this line ensures your gear won’t fail in critical moments.
- Loads quickly and delivers the biggest flies to the furthest targets
- Excellent turnover due to short, powerful weight-forward head and short front taper
- Specially designed for tropical environments
- Ideal for billfish, tuna, GT and tarpon
- Built on a 65lb monofilament core for tropical climates
- Features a 20′ Sink 6 head (6 ips) with an intermediate sink rate
| Specification | Detail |
|---|---|
| Line Type | Full Sink Tropical Fly Line |
| Core Strength | 65lb Tropi-core |
| Sink Rate | 20′ Sink 6 (6 ips) |
| Target Species | Billfish, Tuna, GT, Tarpon |
| Environment | Tropical Climates |
FAQ
What makes the Sonar Titan Pelagic line suitable for tropical fishing?
The line is specifically designed for tropical environments with a 65lb Tropi-core that provides durability and resistance to saltwater exposure, ensuring consistent performance in warm, humid conditions.
Is this line suitable for deep water fishing?
Yes, the full sink design with a 20′ Sink 6 head allows the line to reach deep water effectively, making it ideal for targeting fish in deeper tropical waters.
Can this line be used for billfish and tuna?
Yes, it is specifically recommended for billfish, tuna, GT, and tarpon due to its strength, sink rate, and reliable stopping power.


Caroline Ross –
Used this line during a trip to the Caribbean and it performed exceptionally well. The sink rate was consistent, and the line held up well under heavy pulls from large fish. Very reliable in warm saltwater conditions.
Anthony Abraham –
Fished with tarpon and tuna using this line. The 65lb core provided excellent strength and the line didn’t break even during a strong run. The turnover was smooth and the flies reached the target quickly.
Bella Glover –
Good performance in tropical waters. A bit heavy to handle initially, but once adjusted, it worked well for deep casting. Slightly slower than expected in light wind conditions.
Sally Chapman –
Perfect for deep-water trolling. The sink rate is accurate and the line maintains its integrity even after repeated use. Strong and dependable for big game fishing.