Possible Clues:

• Sushi bar tuna variety
• Tuna that's called shibi when it's on the smaller side
• Typical protein in a Hawaiian poke bowl
• Sashimi option
• 9-Down selection
• Hawaiian menu fish
• Tuna steak tuna
• Yellowfin tuna, in Hawaii
• 23-Down, at a sushi bar
• Yellowfin