红金线鱼（学名：Nemipterus furcosus），又名横斑金线鱼、金线鲢，为金线鱼科金线鱼属下的一个种。

Nemipterus furcosus, the Fork-tailed threadfin bream, also known as Rosy threadfin bream, is a species of threadfin bream native to Indian oceanic seas around Maledives, Sri Lanka, Andaman islands, and Pacific oceanic seas around Indonesia, and Australia. It inhabits areas with coral reefs at depths from 8 to 110 m (26 to 361 ft). This species can reach a length of 24 cm (9.4 in), though most are only around 18.0 cm (7.1 in).