Hawaiian Grouper
Epinephelus quernus
Also called hapuu, hapuupuu, hapu'u'u
A large Pacific grouper species native to Hawaiian waters, known for its mottled brown coloration and robust build. Also called Sea Bass or Hawaiian Sea Bass locally.
Hawaiian Grouper at a glance
- Scientific name
- Epinephelus quernus
- Typical size
- 24-48 inches, 10-50 lbs
- Water
- Saltwater
- Habitat
- Reef
- Rarity in the Fishdex™
- Rare
Habitat
Found around rocky reefs, caves, and drop-offs in depths from 50-400 feet throughout the Hawaiian Islands. Anglers target them with heavy tackle using cut bait, live fish, or large jigs near reef structures and ledges.
Catch one and it is yours
Log a hawaiian grouper through the Cobia Camera and this entry fills in with your photo, your personal best, and the exact conditions on the day. The app also carries the slot and season rules for wherever you are standing.
How the Fishdex™ worksHawaiian Grouper questions people ask
Hawaiian Grouper is Epinephelus quernus. Anglers also call it hapuu, hapuupuu, hapu'u'u.
A typical hawaiian grouper runs 24-48 inches, 10-50 lbs. Cobia records the length and weight of every hawaiian grouper you log and keeps your personal best on its Fishdex entry.
Found around rocky reefs, caves, and drop-offs in depths from 50-400 feet throughout the Hawaiian Islands. Anglers target them with heavy tackle using cut bait, live fish, or large jigs near reef structures and ledges. It is a salt water species, filed under reef in the Fishdex.
Yes. Log one through the Cobia Camera and this entry fills in with your own photo, your personal best, and the conditions on the day you caught it. The app also carries the slot limits and season dates for wherever you are standing. It is free.
Tomorrow morning starts tonight
Set your home water, pick a drive radius, and wake up to a plan.
Android coming soon
iPhone, iOS 17 or later. Setup takes about a minute.