noun
farmed fish; cultivated fish
Refers to fish raised in aquaculture rather than caught in the wild. Common in contexts of food, fisheries, and environmental discussions.
このスーパーでは養殖魚と天然魚を両方売っています。
This supermarket sells both farmed fish and wild-caught fish.
養殖魚の生産量が年々増えている。
The production of farmed fish is increasing year by year.
養殖 is the general term for aquaculture or farming (of fish, shellfish, seaweed, etc.), while 養殖魚 specifically refers to the fish itself.
Compound of 養殖 (aquaculture) and 魚 (fish).