Barracuda-class Attack Submarine and it’s derivatives GDC 4 years ago You need to be logged in to view this content. Please Log In. Not a Member? Join Us French Navy’s SSN Suffren starts sea trialDateMay 31, 2020In relation toNaval PlatformsFrench attack submarine Suffren begins sea trials:ReportDateMay 2, 2020In relation toEuropeNaval Group rolls out second Barracuda submarineDateDecember 3, 2021In relation toEurope