Squirrelfish are nocturnal reef fish known for their large eyes, bright red coloration, and spiny fins. They hide in crevices during the day and become active at night, hunting small fish and invertebrates.
Scientific Name
Family: Holocentridae (multiple genera and species)
Habitat
Found in coral reefs, rocky areas, and sheltered tropical/subtropical marine environments.
Conservation
Not endangered; commonly found in coral reefs.
Lifespan
Typically 5–8 years in the wild.
Fun Fact
Squirrelfish produce grunting or clicking sounds using their swim bladders for communication and territorial defense.
Diet
Carnivorous – feeds on small fish, crustaceans, and other invertebrates at night.
Average Size
Most species grow between 13 to 25 cm (5 to 10 inches).
Location / Placement info
Displayed in the Coastal Reef Exhibit, near the Ocean-View Tunnel
FAQ
What is the lifespan of the Squirrelfish?
Squirrelfish typically live up to 5–8 years in captivity with proper care.
What do Squirrelfish eat?
Squirrelfish are carnivorous and primarily eat small crustaceans, worms, and zooplankton.
Are Squirrelfish aggressive?
Squirrelfish are generally peaceful but can become territorial, especially during the night.
What is the ideal tank size for Squirrelfish?
A minimum of 70 gallons is recommended due to their active nature and size.
Do Squirrelfish need a reef environment to survive?
No, but they do prefer rock caves and low lighting that mimic reef crevices.
How big do Squirrelfish grow?
Squirrelfish can grow up to 7–10 inches (18–25 cm) depending on the species.