When to use fish in Korean
Korean: 생선[ saeng-seon ]

When to use it
생선 means “fish” as food. You use it when talking about buying, cooking, or eating fish. For a live fish in water, Korean often uses a different word, but 생선 is the right word for meals and shopping.
Example sentences
저는 저녁에 생선을 구워요.
I grill fish for dinner.
엄마가 시장에서 생선을 샀어요.
Mom bought fish at the market.
오늘 학교 급식에 생선이 나왔어요.
Fish was served in the school lunch today.
이 식당은 생선 요리가 맛있어요.
The fish dishes at this restaurant are tasty.
고양이가 생선 냄새를 맡았어요.
The cat smelled the fish.
여행 중에 신선한 생선을 먹었어요.
I ate fresh fish during the trip.