Horse mackerel: a warm pelagic fish, feeding on small pelagic fish, migrating in schools in summer and fall, some of which enter the Bohai Sea to spawn. Grouper: warm-water medium and large marine fish, widely distributed in tropical and subtropical waters. Redfish: Habitat wide, where the reef sand mixed area, gravel area, rocky area, mud and sand area or offshore independent reefs can be seen its traces. Skipjack tuna: The main feature is the presence of several longitudinal dark stripes on the belly side of the body, and dorsal linear coloration stripes.

The good-looking fish in the sea of the Xisha Islands include horse mackerel, grouper, redfish, bonito, and swordfish.

1, horse mackerel: warm pelagic fish, feeding on small pelagic fish, summer and fall migration in groups, some of which enter the Bohai Sea to spawn.

2, grouper: warm-water large and medium-sized marine fish, widely distributed in tropical and subtropical waters.

3, the red fish: a wide range of habitats, where the reef sand mixed areas, gravel areas, rocky areas, mud and sand areas or independent reefs in the outer sea can be seen its traces.

4, bonito: the main feature is that the body side of the abdomen has several longitudinal dark stripes, dorsal with line color stripe.

5, the swordfish: distributed in the South China Sea, the East China Sea, abroad in Japan, the South China Sea Islands, Australia's southeastern waters, the Sino-Indian Peninsula, India, the Red Sea and the east coast of Africa.