Reptoria

River cooter (Pseudemys concinna)

River cooter (Pseudemys concinna), typical appearance of the species

Turtles & tortoises · Difficulty: Intermediate

Key facts and care guidance for River cooter (Pseudemys concinna) (origin: The south-eastern USA). Adult size around 25–37 cm. Life expectancy 30–40 years. The values below are carefully researched guidance.

Short answers

River cooter: How big does the enclosure need to be?

200×80 cm aquarium.

River cooter: What temperature does it need?

Daytime 22–28 °C, basking spot 35 °C, at night 18–22 °C.

River cooter: Does it need UVB lighting?

UVB: Essential (UVB 10.0).

River cooter: How long do they live?

Life expectancy: 30–40 years.

River cooter: Is it suitable for beginners?

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

Climate

Daytime temperature
22–28 °C
Night temperature
18–22 °C
Basking spot
35 °C
Humidity
Aquatic
UVB
Essential (UVB 10.0)

Enclosure

Minimum size
200×80 cm aquarium
Substrate
Water 35–50 cm deep, sand, a basking spot

Feeding

Food
Mostly water plants and greens
Feeding interval
plant food daily

Key facts

Adult size
25–37 cm
Life expectancy
30–40 years
Origin
The south-eastern USA
Protection status
Observe EU trade restrictions
Brumation
A winter rest of 10–14 weeks
Cohabitation
Solitary housing is the simplest option. A 1,2 trio (one male, two females) is also possible, with the option to separate the male temporarily during constant courtship - two males otherwise harass each other and the females.

Notes

Like P. nelsoni, mainly plant-eating and large-growing. The space requirement of adult animals is regularly underestimated at purchase.

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Related species

All species in the care wiki →

What you need to start

To keep River cooter (Pseudemys concinna) you typically need: a suitable enclosure (200×80 cm aquarium), substrate (Water 35–50 cm deep, sand, 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: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/River_cooter, https://reptile-database.reptarium.cz/species?genus=Pseudemys&species=concinna

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).