Thesaurus Term/Concept: SIDE SCAN SONAR SURVEY
| Identifier | 146334 |
|---|---|
| Class | EVENT TYPE |
| Status | Preferred |
| Index? | Yes |
| Scope Note | Underwater investigation of the seabed, using side-looking sonar device that emits fan shaped acoustic pulses down toward the seafloor. The intensity of the acoustic reflections from the sea floor are recorded as an image of the seabed. |