[wgmalabama]

They were running silent. They could detect if they were running active sonar.

[onceone]

This is somewhat confusing. It sounds as if you are saying they need to be making noise to know where they or something else is in the water.
I thought we were a little more capable than that.

[onceone]

This is somewhat confusing. It sounds as if you are saying they need to be making noise to know where they or something else is in the water.
I thought we were a little more capable than that.