Making it happen with @orvis Hydros matched to an SA Sonar Titan

SONAR Titan Big Water Taper

BWCflies

The Design That May Have Doomed the Titan Sub - The New York Times

SA Sonar Titan H/S2/S4 TheFlyStop

Sonar Stillwater Seamless Density Fly Line

Sonar 3D Custom Tip Fly Line

Sonar Titan 3D SINK I/2/3 Fly Line

Sonar technology may have been key in locating doomed Titan

Underwater microphones designed to spot enemy submarines first

BWCflies

Sonar Sinking Fly Lines, Sonar Titan Fly Lines

SA Sonar Titan H/S2/S4 TheFlyStop

What Type of Sonar Does Your Boat Need? - Southern Boating