KnowraSonarLinked fromLinked fromThe 27 pages that link to Sonar, each with the reason it gives.All 27Broader topic 1Related 18Narrower topic 4Compared with 4EcholocationNarrower topic: Echolocation is the biological and general principle behind active sonar systems.Acoustic surveyNarrower topic: Acoustic surveys use sonar to transmit sound and record echoes from organisms.Maritime patrol aircraftNarrower topic: Airborne submarine searches depend on acoustic techniques developed for sonar.Harold EdgertonNarrower topic: Side-scan sonar extends this broader technology into seafloor imaging.