Scientific Name
Hypseleotris regalis
Common Name
Prince Regent gudgeon
Biology
Inhabits clear, rocky pools with slow to moderate flow. Small groups are seen hovering in midwater or swimming slowly near rocky crevices or among vegetation or submerged branches (Ref. 5259, 44894). Females light colored, with truncate caudal fin and dorsal well separated. Males grow to bigger size, with rounded caudal fin, prolonged dorsal and anal rays and the first dorsal membrane almost touching the second dorsal (Ref. 2906).