Swordfish, not Mosquito. Even then, her captain would not stop transmitting messages to Berlin so the RN was able to easily determine her course and speed. Before long they were able to maintain radar contact and vector in capital ships. Even ignoring the jammed rudder, it is debatable if she could have taken on both *Rodney* and *King George V*. Finally, *Bismarck* was heading for the port of Brest, where she would have been extremely vulnerable to RAF air attack.