Sonora mud turtle (Kinosternon sonoriense)
Turtles & tortoises · Difficulty: Intermediate
Key facts and care guidance for Sonora mud turtle (Kinosternon sonoriense) (origin: Arizona, northern Mexico – desert streams). Adult size around 11–17 cm. Life expectancy 30–40 years. The values below are carefully researched guidance.
Short answers
Sonora mud turtle: How big does the enclosure need to be?
100×40 cm aqua-terrarium.
Sonora mud turtle: What temperature does it need?
Daytime 22–28 °C, basking spot 32 °C, at night 17–21 °C.
Sonora mud turtle: Does it need UVB lighting?
UVB: Essential (UVB 5.0).
Sonora mud turtle: How long do they live?
Life expectancy: 30–40 years.
Sonora mud turtle: Is it suitable for beginners?
Rather not – it is considered an intermediate species (difficulty: Intermediate).
Climate
- Daytime temperature
- 22–28 °C
- Night temperature
- 17–21 °C
- Basking spot
- 32 °C
- Humidity
- Aquatic, shallow
- UVB
- Essential (UVB 5.0)
Enclosure
- Minimum size
- 100×40 cm aqua-terrarium
- Substrate
- Water 15–25 cm deep, sand, stones, a small land section
Feeding
- Food
- Snails, insects, fish, pellets
- Feeding interval
- 3×/week
Key facts
- Adult size
- 11–17 cm
- Life expectancy
- 30–40 years
- Origin
- Arizona, northern Mexico – desert streams
- Protection status
- Not listed under CITES; protected in parts of its range
- Brumation
- A cooler spell of 8–12 weeks
- Cohabitation
- Keeping it singly is safest. A pair only works if a second tank is ready to remove the male during constant courtship - two males harass each other and the females further. With more space, one male can be kept with several females, spreading out the courtship.
Notes
An inhabitant of isolated desert streams and pools. It walks more than it swims – shallow water with plenty of ways to climb out. In dry conditions it can rest on land.
Do you keep this species?
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Related species
- Rough-footed mud turtle (Kinosternon hirtipes) – Intermediate
- Mississippi mud turtle (Kinosternon subrubrum hippocrepis) – Intermediate
- Scorpion mud turtle (Kinosternon scorpioides) – Intermediate
- Striped mud turtle (Kinosternon baurii) – Beginner
- Tabasco mud turtle (Kinosternon acutum) – Intermediate
- White-lipped mud turtle (Kinosternon leucostomum) – Intermediate
- Yellow mud turtle (Kinosternon flavescens) – Intermediate
- Eastern box turtle (Terrapene carolina) – Intermediate
What you need to start
To keep Sonora mud turtle (Kinosternon sonoriense) you typically need: a suitable enclosure (100×40 cm aqua-terrarium), substrate (Water 15–25 cm deep, sand, stones, a small land section), 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/Kinosternon, https://en.wikipedia.org/wiki/Sonora_mud_turtle
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).