Applications
HDTE sensors can be used for different kind of fisheries. Here are some examples of data received from HDTE sensors and displayed in Scala2.
Jumbo Shrimp Fishing
Example of HDTE display from the trawl tunnel. Pulse length: 120 μs
1. Trawl opening / 2. Shrimps / 3. Sea bottom
Haddock Fishing
Example of HDTE display from the trawl headrope. Pulse length: 1000 μs
1. Target strength / 2. Sea bottom / 3. Haddocks / 4. Trawl openingSquid Fishing
Example of HDTE display from the trawl headrope. Pulse length: 1000 μs
1. Schools of squids / 2. Footrope / 3. Sea bottom / 4. Trawl
opening
HDTE displays from belly and headrope
Example of HDTE display from the tunnel (left) and headrope (right). Pulse length: 1000 μs
1. Mud lifted by passage of trawl / 2. Bottom of the trawl /
3. Trawl opening / 4. Fish / 5. Trawl opening / 6. Sea bottom