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Triggerfish T4H ROV Finds Memorial Day 2014 Drowning Victim

Triggerfish T4H ROV with Kongsberg Sonar

The Triggerfish T4H ROV with Kongsberg Sonar.

Watauga Lake is located southeast of Elizabethton, Tennessee, and is 16 miles long with a total area of 10 square miles. It’s a popular destination for many water sport enthusiasts, and Memorial Day weekend has long been acknowledged as the start of summer for the communities surrounding this lake.

Carter County EMS setup with a pontoon boat

Carter County EMS has a setup with a pontoon boat that offers a comfortable platform for open water operation.


On May 25 at approximately 11 A.M., the Carter County (TN) Emergency Rescue Squad responded to a call at which they were informed that a 21-year-old male guest had not been seen since 6 A.M.

The Triggerfish can be operate from land or any structure such as a pier or dock.


Using a Triggerfish T4H outfitted with a Kongsberg MS 1100 “mini head sonar,” personnel were able to locate the drowning victim’s body 20 to 25 feet below the surface, not far from a dock where his belongings had been found. They were able to operate from their pontoon station vs. their optional land based setup. The body was entangled in some brush but the combination of the ROV and its sonar were able to locate it. The Sullivan County (TN) EMS dive team was then able to easily retrieve the body, putting an end to the search efforts in a few hours from start to finish.  

For more information, visit www.deepocean.com.