 Despite these successes, the Italian intervention was not favourably regarded by Dönitz, who characterised Italians as "inadequately disciplined" and "unable to remain calm in the face of the enemy".They were unable to co-operate in wolf pack tactics or even reliably report contacts or weather conditions and their area of operation was moved away from those of the Germans.Amongst the more successful Italian submarine commanders that operated in the Atlantic were Carlo Fecia di Cossato, commander of the submarine , and Gianfranco Gazzana-Priaroggia, commander of and then of .