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Cá biển rất đa dạng về loài.
Sea fish are very diverse in species.
Fish that live in saltwater oceans and seas, as opposed to freshwater fish.
Cá biển thường có màu sắc sặc sỡ hơn cá nước ngọt.
Sea fish are usually more colorful than freshwater fish.
This term distinguishes marine fish from freshwater fish (cá nước ngọt).
In Vietnamese, 'cá biển' specifically refers to saltwater fish, while 'cá nước ngọt' refers to freshwater fish. This distinction is important in culinary and ecological contexts.
From 'cá' (fish) + 'biển' (sea/ocean). A straightforward compound noun.
In Vietnamese, 'cá biển' is the standard term for marine fish, while 'cá nước ngọt' refers to freshwater fish. The term is used in both formal and informal contexts.