The Polish Navy would support the coastal defence with 1 destroyer (ORP Wicher; 3 other destroyers had been evacuated from the Baltic Sea during Plan Peking), 1 heavy minelayer (ORP Gryf) and several submarines and smaller surface ships.
Nikol started design of a small amphibious flying boat A-2 in 1929, when the Polish Navy showed interest in a small seaplane to use on major ships, starting with the ORP Gryf large minelayer.
ORP Sęp | ORP Orzeł | ORP | ORP Kontradmirał Xawery Czernicki | ORP ''Wicher'' | ORP ''Kontradmirał Xawery Czernicki'' | ORP Komendant Piłsudski | ORP Gryf | ORP Burza | ORP Wilk | ORP Wilia | ORP ''Piorun'' | ORP ''Krakowiak'' | ORP ''Dzik'' | ORP Dzik | ORP ''Burza'' | ORP Błyskawica | Gryf Wejherowo |