The difference between black shark's fin and black fish fillet lies in different varieties and different nutritional values:

1, different varieties, black shark fin is shark fin; Black fish fillets are black fish (also called black fish).

2. The nutritional value is different. As the treasure of fish, black shark's fin is rich in collagen, with fresh meat and no excess fat. Black fish fillets are high in protein, and also contain some fat, calcium, phosphorus, iron, vitamin B 1 and nicotinic acid.