Blackened Bluefish

1 teaspoon (6g) salt
1/2 teaspoon (1.2g) onion powder
1 teaspoon (2g) paprika
1/4 teaspoon (0.5g) cayene, black pepper (each)
1/2 teaspoon dried oregano
1/2 teaspoon thyme, basil
2lb (900g) tuna, 3/4 inch tick
2 tablespoon canola oil

Medium heat. 3-4 minute each side, flip low heat 3-4 minutes.