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Black-breasted leaf turtle (Mauremys nigricans)

Black-breasted leaf turtle (Mauremys nigricans), typical appearance of the species

Turtles & tortoises · Difficulty: Intermediate

Key facts and care guidance for Black-breasted leaf turtle (Mauremys nigricans) (origin: Southern China, northern Vietnam). Adult size around 20–30 cm. Life expectancy 30–40 years. The values below are carefully researched guidance.

Short answers

Black-breasted leaf turtle: How big does the enclosure need to be?

150×60 cm aqua-terrarium.

Black-breasted leaf turtle: What temperature does it need?

Daytime 24–29 °C, basking spot 33 °C, at night 19–23 °C.

Black-breasted leaf turtle: Does it need UVB lighting?

UVB: Essential (UVB 6 %).

Black-breasted leaf turtle: How long do they live?

Life expectancy: 30–40 years.

Black-breasted leaf turtle: Is it suitable for beginners?

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

Climate

Daytime temperature
24–29 °C
Night temperature
19–23 °C
Basking spot
33 °C
Humidity
Aquatic with a land section
UVB
Essential (UVB 6 %)

Enclosure

Minimum size
150×60 cm aqua-terrarium
Substrate
A water section 25–40 cm deep, a sandy bank, a basking spot

Feeding

Food
Fish, snails, water plants, pellets
Feeding interval
3×/week

Key facts

Adult size
20–30 cm
Life expectancy
30–40 years
Origin
Southern China, northern Vietnam
Protection status
CITES II; IUCN "Critically Endangered"
Brumation
A cooler spell of 8–10 weeks
Cohabitation
Keep singly; males are highly intolerant of each other. The reason is territory: males ram and bite each other, and females are harassed under constant courtship until they visibly lose weight. Worn shell edges and bites on the hind legs are what eventually shows up at the vet.

Notes

In the mating season the males develop brilliant red areas on the head. Very aggressive towards each other – bite injuries on the tail and legs are common, so keep them singly.

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Related species

All species in the care wiki →

What you need to start

To keep Black-breasted leaf turtle (Mauremys nigricans) you typically need: a suitable enclosure (150×60 cm aqua-terrarium), substrate (A water section 25–40 cm deep, a sandy bank, a basking spot), 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/Mauremys, https://en.wikipedia.org/wiki/Red-necked_pond_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).