What is the Difference Between Similar But Different Things, Terms, and Objects

What is the Difference between Bluefin, Bigeye, Ahi, Albacore and Yellowfin Tuna

Tuna is a famous saltwater fish which is widely used for eating purposes. The term canned tuna is famous all over the world and extensively used for sandwiches and salads. People also like tuna fish due to its extensive nutritional value. It is enriched with omega-3 fatty acids and protein.