No depth reading or returns on sonar, happened suddenly on the

What is the sonar detection range for submarines? Can they be detected while submerged underwater (not on the surface)? If so, what depth would make it impossible to detect them using this

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Why you lose depth reading when your boat gets up on plane! TechTip

Today I learned, submarine sonar is no a “ping” like movies and games, but actually EXTREMELY loud and can kill people and sea life : r/todayilearned

RealClimate: What is happening in the Atlantic Ocean to the AMOC?

Condor Fish Finder F-238 User Manual by Jarvis Walker - Issuu

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How do submarines avoid collisions with whales, dolphins and other large sea creatures? - Quora

What happens to a submarine when it goes beyond its maximum depth? - Quora