How effective are CM's?

[Captain Nemo]

Originally Posted by Madman_GNSF

Whenever I have active torps on me - I change depth to just above the layer - or go shallow.

In my case there was no layer to hide behind, I'd already checked. The problem with going shallow at high speed is that you cavitate but I suppose if they are active torps that are in pursuit this won't be an issue unless someone else is out to get you as you will be very noisy and easy to detect.

Nemo