idk i think they are all pretty close. The smallest hook is i think size 16(used for really small bluegill and such) and that goes down to size 1. size 1 being bigger than sizes 2-16. then size 1/0 is bigger than 1 and size 2/0 is bigger than 1/0 and so on.
Know Before You GoLocal Weather | Marine Bouy Weather | Inshore Forecast | Offshore Forecast | Interactive Wind Charts | Tide Charts | Sea Surface Temps | Chlorophyll Concentrates | Online Chart Viewer