1. Taste: Freshwater cuttlefish tastes delicious, with tender meat, certain elasticity and delicious taste, while saltwater cuttlefish tastes salty and fragrant, with relatively hard meat.

2. Nutrients: Freshwater cuttlefish is rich in protein, unsaturated fatty acids, minerals and other nutrients, which can nourish and relieve fatigue, while salt-water cuttlefish is rich in salt, and excessive intake will increase sodium intake.