大菱鲆为栖息于大西洋东北部沿岸的特有的海水鱼类。其最佳养殖水温１０－２０℃，耐受极端温度０－３０℃，１龄鱼的生活水温为３－２６℃，２龄以上对高温的适应性略有下降。大菱鲆是欧洲著名的海水养殖良种，受到国际养殖界的高度重视，并在不断扩大其养殖范围。我国于２０ Turbot is a unique marine fish that inhabit the northeastern Atlantic coast. The best breeding water temperature is 10-20 ℃, the extreme temperature is 0-30 ℃, the temperature of the first instar fish is 3-26 ℃, and the adaptability of the second instar to the high temperature is slightly decreased. Turbot is a famous marine aquaculture in Europe, by the international aquaculture community attaches great importance to and continue to expand its breeding range. My country at 20