Australian water dragon (Intellagama lesueurii)
Agamas · Difficulty: Intermediate
Key facts and care guidance for Australian water dragon (Intellagama lesueurii) (origin: Eastern and southeastern Australia (coastal rivers and banks)). Adult size around up to ~90–100 cm (males), females smaller. Life expectancy 20–25 years, individual animals longer. The values below are carefully researched guidance.
Short answers
Australian water dragon: How big does the enclosure need to be?
200 × 100 × 200 cm as the lower limit for a pair, better 250 × 150 cm floor area; at least a third of that as a swimmable water area.
Australian water dragon: What temperature does it need?
Daytime 26–32 °C, basking spot 32–40 °C, at night 18–22 °C.
Australian water dragon: Does it need UVB lighting?
UVB: Essential (10–12 %).
Australian water dragon: How long do they live?
Life expectancy: 20–25 years, individual animals longer.
Australian water dragon: Is it suitable for beginners?
Rather not – it is considered an intermediate species (difficulty: Intermediate).
Climate
- Daytime temperature
- 26–32 °C
- Night temperature
- 18–22 °C
- Basking spot
- 32–40 °C
- Humidity
- 60–80 % during the day, higher at night
- UVB
- Essential (10–12 %)
Enclosure
- Minimum size
- 200 × 100 × 200 cm as the lower limit for a pair, better 250 × 150 cm floor area; at least a third of that as a swimmable water area
- Substrate
- Terrarium soil or forest floor plus a large water basin
Feeding
- Food
- Omnivorous: insects, fish, small vertebrates plus plant food and fruit
- Feeding interval
- juveniles daily, adults 2–3×/week
Key facts
- Adult size
- up to ~90–100 cm (males), females smaller
- Life expectancy
- 20–25 years, individual animals longer
- Origin
- Eastern and southeastern Australia (coastal rivers and banks)
- Protection status
- — (no CITES; an Australian export ban, captive-bred animals only)
- Brumation
- A cooler overwintering period of several weeks up to 2 months. The western form (howittii) is more cold-adapted and needs the rest more clearly than the eastern form.
- Cohabitation
- A pair or group with one male; the males are territorial. The reason: several males fight over territory and the warm spot until one is injured or spends its life in a corner. Females usually get on, but each needs its own warm spot and hide; feed them separately once they differ in size.
Notes
Collective entry for both subspecies of Intellagama lesueurii. Care is nearly identical; the western form needs it a bit cooler and requires a more consistent winter rest.
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Related species
- Gippsland water dragon (Intellagama lesueurii howittii) – Intermediate
- Eastern water dragon (Intellagama lesueurii lesueurii) – Intermediate
- Chinese water dragon (Physignathus cocincinus) – Intermediate
- Eastern bearded dragon (Pogona barbata) – Intermediate
- Bent's spiny-tailed lizard (Uromastyx benti) – Intermediate
- Bintang mountain horned lizard (Acanthosaura bintangensis) – Intermediate
- Blue-headed tree agama (Acanthocercus atricollis) – Intermediate
- Boyd's forest dragon (Lophosaurus boydii) – Intermediate
What you need to start
To keep Australian water dragon (Intellagama lesueurii) you typically need: a suitable enclosure (200 × 100 × 200 cm as the lower limit for a pair, better 250 × 150 cm floor area; at least a third of that as a swimmable water area), substrate (Terrarium soil or forest floor plus a large water basin), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.
The complete, interactive care database is in the Reptoria app.
Last updated: 2 November 2026 · Editor: Reptoria editorial team · Sources include: Wikipedia EN, australian.museum, australische-wasseragamen.de, einrichtungsbeispiele.de, reptilica.de
All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).