金线鱼科（Nemipteridae），又称红姑鱼科，为辐鳍鱼纲鲈形目的其中一个科。

本科鱼类分布于印度西太平洋海域。

The threadfin breams consist of the family Nemipteridae within the order Perciformes. They are also known as whiptail breams and false snappers.

They are found in tropical waters of the Indian and western Pacific Oceans. Most species are benthic carnivores, preying on smaller fishes, cephalopods, crustaceans and polychaetes; however, a few species eat plankton.