The grey mullet thrives in most areas of the temperate and the tropical zones of the world. This fish is easily raised because it is cold-resistant and able to live in both fresh and sea water.
烏魚分佈極廣，遍及全世界的溫帶與熱帶地區，它能抗低溫，且能適應淡水與鹹水，又屬雜食性，故易於飼養。