Cuming's water monitor (Varanus cumingi)
Monitors & tegus · Difficulty: Expert
Key facts and care guidance for Cuming's water monitor (Varanus cumingi) (origin: Mindanao, the Philippines). Adult size around 100–150 cm. Life expectancy 15–20 years. The values below are carefully researched guidance.
Short answers
Cuming's water monitor: How big does the enclosure need to be?
250×100×150 cm.
Cuming's water monitor: What temperature does it need?
Daytime 28–32 °C, basking spot 45–50 °C, at night 23–25 °C.
Cuming's water monitor: Does it need UVB lighting?
UVB: Essential (UVB 10.0).
Cuming's water monitor: How long do they live?
Life expectancy: 15–20 years.
Cuming's water monitor: Is it suitable for beginners?
No – better suited to experienced keepers (difficulty: Expert).
Climate
- Daytime temperature
- 28–32 °C
- Night temperature
- 23–25 °C
- Basking spot
- 45–50 °C
- Humidity
- 70–85 %
- UVB
- Essential (UVB 10.0)
Enclosure
- Minimum size
- 250×100×150 cm
- Substrate
- Deep substrate, climbing branches, a very large water basin
Feeding
- Food
- Fish, nestlings, insects, snails, crayfish
- Feeding interval
- adults 2–3×/week
Key facts
- Adult size
- 100–150 cm
- Life expectancy
- 15–20 years
- Origin
- Mindanao, the Philippines
- Protection status
- CITES II
- Brumation
- None
- Cohabitation
- Keep them singly. Monitors and tegus are territorial; grown animals defend their territory and injure each other with serious bites in the process. Even small size differences mean one animal claims the warm spot and the food for itself while the other falls behind — which is often only noticed once the weaker animal has already lost weight. For breeding, put them together only under supervision.
Notes
A strikingly yellow-spotted water monitor. Semi-aquatic – it swims a lot and needs a very large water basin. A high space requirement.
Do you keep this species?
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Related species
- Argus monitor (Varanus panoptes) – Expert
- Bengal monitor (Varanus bengalensis) – Expert
- Blue tree monitor (Varanus macraei) – Expert
- Blue-tailed monitor (Varanus doreanus) – Intermediate to expert
- Finsch's monitor (Varanus doreanus finschi) – Expert
- Boatsi tree monitor (Varanus boatsi) – Expert
- Bogert's tree monitor (Varanus bogerti) – Expert
- Lace monitor (Varanus varius) – Expert
What you need to start
To keep Cuming's water monitor (Varanus cumingi) you typically need: a suitable enclosure (250×100×150 cm), substrate (Deep substrate, climbing branches, a very 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: 30 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Varanus_cumingi, https://reptile-database.reptarium.cz/species?genus=Varanus&species=cumingi
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).