Amphibian · Newt
Black-spotted newt care guide
Notophthalmus meridionalis
The black-spotted newt is a advanced-level newt from Southern Texas, northeastern Mexico. Adults reach 7–11 cm and live 10–15 years in captivity. Mostly aquatic: large planted water section and a small land area. Captive-bred only.
- Enclosure 60 × 30 × 30 cm
- Temp 18–24°C
- Humidity Not critical (aquatic)
How much does a black-spotted newt cost in Canada?
Black-spotted newt quick facts
- Skill level
- Advanced
- Adult size
- 7–11 cm
- Lifespan
- 10–15 years
- Activity
- Nocturnal
- Native range
- Southern Texas, northeastern Mexico
- Minimum enclosure
- 60 × 30 × 30 cm (24 × 12 × 12 in, ≈ 14 US gal)
- Housing
- Up to 3 can share; add about 40% more floor space for each extra animal.
- Temperature
- 18–24°C
- Humidity
- Not critical (aquatic)
- UVB
- Not needed
- Diet
- Carnivore – bloodworms, small worms, brine shrimp
- Bioactive style
- Semi-aquatic (paludarium)
Black-spotted newt enclosure & bioactive setup
Give one adult at least 60 × 30 × 30 cm (24 × 12 × 12 inches). Up to 3 can share; add about 40% more floor space for each extra animal. This species suits a semi-aquatic (paludarium) bioactive build.
- Leaf litter2 cm
- Jurassic ABG Terrarium Mix8 cm
- Drainage – clay bio balls4 cm
Quantities assume about half the floor is land. The water half needs a filter and regular partial water changes.
Temperature: 18–24°C. Humidity: Not critical (aquatic). UVB: Not needed.
What does a black-spotted newt eat?
Carnivore – bloodworms, small worms, brine shrimp. Feed adults every 2–3 days.
Handling, temperament & health
Minimal handling; toxic skin.
Health watch: Skin infections and poor water quality.
Cleaning & maintenance schedule
Daily
- Check water and air temperature; feed according to species.
Weekly
- Change 20–30% of the water with dechlorinated water.
- Rinse filter sponge in old tank water (never tap water) as needed.
Monthly
- Top up leaf litter on land; prune plants at the waterline.
Yearly
- Service the pump/filter fully.
Recommended for a black-spotted newt bioactive
Quantities are for one minimum-size enclosure (60 × 30 × 30 cm).
Clay Bio Balls
Drainage layer, 4 cm
Jurassic ABG Terrarium Mix
Bioactive soil layer, 8 cm
Almond Leaves Dried 15/Pack
Leaf litter – food and cover for the clean-up crew
Fresh Sphagnum Moss Container
Moss for humidity pockets and planting
Malaysian Drift Wood
Bridges water and land; easy exit from the water
Cork Bark Flats
Shelter on the land section
Black-spotted newt FAQ
Is the black-spotted newt good for beginners?
The black-spotted newt is an advanced species – best for experienced keepers. Minimal handling; toxic skin.
What size enclosure does a black-spotted newt need?
At least 60 × 30 × 30 cm (about 24 × 12 × 12 inches, roughly 14 US gallons) for one adult. Up to 3 can share; add about 40% more floor space for each extra animal.
How much does a black-spotted newt cost in Canada?
Typically $60–120 CAD to buy, about $290–530 CAD for a complete bioactive enclosure, and $80–150 CAD a year to keep.
What temperature and humidity does a black-spotted newt need?
Temperature: 18–24°C. Humidity: Not critical (aquatic).
What does a black-spotted newt eat?
Carnivore – bloodworms, small worms, brine shrimp. Feed adults every 2–3 days.
Similar species
This care sheet is general guidance from One Bioactive, not veterinary advice. Needs vary with age, locality and individual animals – confirm with your breeder and an exotics vet. Prices are typical Canadian ranges in CAD and change over time.