Reptoria

Storr's monitor – Ocreatus (Varanus storri ocreatus)

Monitors & tegus · Difficulty: Intermediate

Key facts and care guidance for Storr's monitor – Ocreatus (Varanus storri ocreatus) (origin: Western Australia – dry savannah). Adult size around 30–40 cm. Life expectancy 10–15 years. The values below are carefully researched guidance.

Short answers

Storr's monitor – Ocreatus: How big does the enclosure need to be?

120×60×60 cm.

Storr's monitor – Ocreatus: What temperature does it need?

Daytime 28–34 °C, basking spot 45–50 °C, at night 20–24 °C.

Storr's monitor – Ocreatus: Does it need UVB lighting?

UVB: Essential (UVB 10.0).

Storr's monitor – Ocreatus: How long do they live?

Life expectancy: 10–15 years.

Storr's monitor – Ocreatus: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
28–34 °C
Night temperature
20–24 °C
Basking spot
45–50 °C
Humidity
40–55 %
UVB
Essential (UVB 10.0)

Enclosure

Minimum size
120×60×60 cm
Substrate
Deep sand-loam they can dig in, with stone slabs

Feeding

Food
Insects (house crickets, roaches), occasionally nestlings
Feeding interval
adults 3–4×/week

Key facts

Adult size
30–40 cm
Life expectancy
10–15 years
Origin
Western Australia – dry savannah
Protection status
CITES II; captive-bred animals only
Brumation
A cooler dry spell of 6–8 weeks
Cohabitation
Paired or as 1.2 is possible given enough hiding spots. The reason: several males fight over territory and basking spot until one is injured or sits permanently in a corner. Females usually tolerate each other but need separate heat and hiding spots each; feed separately if sizes differ.

Notes

A small, easily kept dwarf monitor – a good way into monitors. It needs a very hot basking spot and diggable ground.

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Related species

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What you need to start

To keep Storr's monitor – Ocreatus (Varanus storri ocreatus) you typically need: a suitable enclosure (120×60×60 cm), substrate (Deep sand-loam they can dig in, with stone slabs), 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: 8 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Varanus_storri, https://reptile-database.reptarium.cz/species?genus=Varanus&species=storri

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).