The sea was tossed by a great wind blowing.

 The fishes would be no bigger than sardines. Pickled fish from Galilee were known all over the Roman Empire. In those days fresh fish was an unheard-of luxury, for there was no means of transporting it any distance and keeping it in an eatable condition. Small sardine-like fish swarmed in the Sea of Galilee. They were caught and pickled and made into a kind of savoury. The boy had his little pickled fish to help the dry barley bread down. 