Epinephelus lanceolatus reaches 2.7 m and 400 kg, the largest reef bony fish. Massive yellowish body spotted in juveniles, turning uniformly grey-black with age, huge mouth. Protogynous hermaphrodite with slow growth (can live 50 years). Able to swallow juvenile blacktip sharks and turtles. Populations greatly reduced, protected in several countries. Remarkable sightings in the Philippines, Toliara (Madagascar) and Fiji.
Frequently asked questions
How big is the Giant grouper?
Giant grouper (Epinephelus lanceolatus) reaches 100–270 cm in length.
At what depth can you find the Giant grouper?
Giant grouper is found between 4–100 m deep.
Is the Giant grouper dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Giant grouper?
IUCN status: Data deficient (DD).
Where can you find the Giant grouper?
Found in: Asian Pacific, Caribbean, Indian Ocean & Red Sea, Eastern Pacific.