Jadine Hinds has been free diving and spear fishing in the waters surrounding Grenada since she was seven years old. These days the native islander indulges her love of the ocean as a PADI divemaster for the Aqua Center at Sandals LaSource Resort. But that doesn’t mean Jadine’s enthusiasm for the Caribbean destination she calls home is confined to the aquatic. She has plenty of land-based intel to share. …