 The Iberian contingent of the Punic navy, which numbered 50 quinqueremes (only 32 were manned) and 5 triremes, remained in Iberian waters, having shadowed Hannibal's army for some way.Carthage mobilized at least 55 Quinqueremes for immediate raids on Italy.The Carthaginian navy struck the first blow of the war when a fleet of 20 quinqueremes, loaded with 1,000 soldiers, raided the Lipari Islands in 218 BC.