WASHINGTON: The land-walking snakehead fish that is native to Asia has been found in seven US states and the Bush administration is set to announce a ban on US imports of the predatory fish.

• 华盛顿：在美国的七个洲发现了起源于亚洲能在陆地上行走的黑鱼。布什执政党上开始着手宣布有关美国的掠食性鱼类的进口一条禁令。