Fin's Fish Guide
The Wavy-lined grouper (Epinephelus undulosus) is a saltwater fish of the family Serranidae that grows up to 120 cm.
Asia: Solomon Is., Sri Lanka, China, Taiwan/Ch Taipei, Djibouti, India and others
Description
The Wavy-lined grouper is a grouper (Epinephelidae) from the Indo-West Pacific. The species grows to about 120 cm and has a robust, stocky body with a large mouth. The grey-brown body bears fine, wavy dark longitudinal lines. As a bottom-oriented ambush predator it shelters in crevices, caves and wrecks of coral and rocky reefs and engulfs fish and crustaceans. Many groupers change sex. It is a valued food fish. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Wavy-lined grouper?
The Wavy-lined grouper has a torpedo-shaped body and is mainly silver-grey.
Where does the Wavy-lined grouper live?
The Wavy-lined grouper lives in the sea (marine waters) and is mostly found around stony or rocky ground. Asia: Solomon Is., Sri Lanka, China, Taiwan/Ch Taipei, Djibouti, India and others
How big does the Wavy-lined grouper get?
The Wavy-lined grouper grows to a maximum of about 120 cm. On average the species is around 45 cm.
Is the Wavy-lined grouper dangerous to humans?
No, the Wavy-lined grouper is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
Is the Wavy-lined grouper edible?
Yes, the Wavy-lined grouper is commonly eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Epinephelus
More from the family Serranidae
Want the complete picture on the Wavy-lined grouper?
Point your camera at the fish and Fin names the species in seconds. Free, and the Wavy-lined grouper is one of 12,519 species in the app.