Hydrophones are underwater acoustic sensors, which most commonly use piezoelectric technology. They can be used singly or in arrays that can contain dozens or hundreds of individual units. They are ...

Now, a researcher suggests they may have been listening in on animals talking to each other Alexa Robles-Gil Daily Correspondent Researchers used a line array of hydrophones towed behind a ship ...

All the applications of underwater projectors described at the beginning of Chapter 3 also require the use of hydrophones. In most active sonar systems the same transducers serve as both projectors ...

The tool can be helped to identify dolphin species and to study the impact human activities, like fishing, have on the aquatic mammals.

An expert at the University of St Andrews has developed a groundbreaking tool that uses machine learning to identify dolphin ...