Lungfish are ancient freshwater fish known for their ability to breathe air using lungs. They are a unique evolutionary link between fish and amphibians.
Scientific Name
Dipnoi (Class); includes species like Protopterus, Lepidosiren, and Neoceratodus.
Habitat
Found in rivers, swamps, and floodplains in Africa, South America, and Australia.
Conservation
Some species are at risk due to habitat loss and pollution. Conservation efforts include habitat protection and breeding programs.
Lifespan
Can live up to 20–25 years or more in captivity.
Fun Fact
Lungfish can survive dry seasons by burrowing into mud and entering a state of estivation for months or even years.
Diet
Omnivorous – feeds on small fish, insects, worms, snails, and plant matter.
Average Size
Depending on species, can grow from 1 to 6.5 feet (30 cm to 2 meters).
Location / Placement info
Displayed in the Coastal Reef Exhibit, near the Ocean-View Tunnel
FAQ
What is the lifespan of a Lungfish?
Lungfish can live up to 20–25 years in captivity; some reports say over 60 years in the wild.
What do Lungfish eat?
They are omnivorous, feeding on fish, insects, snails, crustaceans, worms, and plant matter.
Are Lungfish aggressive?
They are generally solitary and peaceful, but can be territorial and should be housed alone.
What is the ideal tank size for a Lungfish?
A minimum of 100 gallons is needed for juveniles; adults require 200+ gallons and a secure lid.
Do they need a special environment?
Yes, they need low water flow, soft substrate, hiding places, and access to surface air.
How big do Lungfish grow?
Depending on the species, they can grow between 3 to 6.5 feet (1–2 meters).
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