To make sauce: In small bowl, whisk together maple syrup, lime juice, chilli pepper, basil, parsley, salt, and black pepper. Cover and store in refrigerator 1 hour or until ready to use.
Thread six 12-inch skewers with pieces of monkfish, apricot, shrimp, scallop, shrimp, apricot, and monkfish. Brush with oil. Sprinkle skewers with salt and peppercorns.
Place skewers on cooking grate. Grill 8 to 10 minutes or until scallops are opaque and shrimp are pink, turning once halfway through grilling time. To serve, sprinkle each skewer with about 1 tablespoon sauce. Pass with remaining sauce for dipping.