Species Detail
Freshwater Crocodile
Crocodilians

Freshwater Crocodile

Crocodylus johnsoni

Habitat

Rivers, creeks, and freshwater wetlands

Range

Northern Australia

Adult Size

6-10 ft (1.8-3 m)

Diet

Carnivorous: fish, insects, crustaceans, frogs

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Conservation status:Least Concern

About this species

A smaller, relatively shy crocodile species with a narrow snout adapted for catching fish.

Enrichment & behavioral stimulation

Freshwater Crocodile is a semi-aquatic ambush predator — enrichment centers on water features, basking, and target-based interaction.

  • Provide varied water depth with deep swimming areas and shallow resting shelves.
  • Add sturdy dry basking platforms under heat and UV.
  • Introduce gentle water movement or aeration for sensory variety.
  • Offer food at different spots and in the water to promote searching and ambush behavior.
  • Use a target stick to cue feeding and basic handling to build trust and engagement.
  • Provide submerged and dry cover so the animal can choose its exposure.

Housing & Social Behavior

Solitary

Social interactions in captive environments often result in serious injury or death.

Housing guidance is general and based on species-typical behavior; always verify against current husbandry references and observe individual temperament.