Scientific Anglers Sonar Stillwater SD S5/S7

Scientific Anglers Sonar Stillwater SD S5/S7 sinking fly line is specifically designed to meet the needs of stillwater anglers. The line features a seamless density construction, allowing for a smooth transition between different sink rates and providing a direct connection to the fly.

The line is based on the popular MPX taper and is overweighted by two line weights, making it easier to handle multiple flies and long leaders. It also includes textured markings at 10 and 20 feet to aid in fishing.

Scientific Anglers Sonar Stillwater SD S5/S7 - Features:

• Specifically designed for stillwater fishing
• Based on the popular MPX taper
• Overweighted by two line weights for handling multiple flies and long leaders
• Textured markings at 10 and 20 feet
• Seamless density technology providing smooth transitions and a direct connection to the fly
• Sink 5/Sink 7 model: the fastest sinking SD line, with a Sink 5 running line and a Sink 7 head, designed for dredging the bottom

Scientific Anglers Sonar Stillwater SD S5/S7 is an excellent choice for anglers who want precise control of their fly and effective fishing at various depths.

Product description updated on 18.12.2025.