Other names: Blue-lined emperor, Brown kelp-fish, Coral bream, Grass sweetlip, Squire
The grass emperor, known for its robust body and distinctive coloration, is a reef-associated fish found in the Western Pacific. It is valued in fisheries and as a gamefish, making it popular among anglers. This species thrives in tropical waters and is often found in coral reefs and mangroves.
Other names
Blue-lined emperor, Brown kelp-fish, Coral bream, Grass sweetlip, Squire
Length
~56" (max 36)
Weight
~1" (max 2)
Water
Salt
Water Temp
19-31° F
Depth
5-35 ft
Always open
10
30 cm
Total length
Commonly inhabits coral reefs, seagrass beds, and mangrove swamps
Prefers tropical marine environments with reef structures
Feeds primarily on crustaceans and small fish
Juveniles are often found in shallower waters, while adults prefer deeper reef areas
Spawning occurs in tropical waters, often near reef areas
Juveniles form schools for protection and feeding efficiency
As they grow, they become more solitary and territorial
Adults typically display vibrant colors during the mating season, aiding in attracting mate