Colorado river toad (Incilius alvarius)
Photo: Wildfeuer / CC BY-SA 3.0 · via Wikimedia Commons

Amphibian · Toad

Colorado river toad care guide

Incilius alvarius

Intermediate

The colorado river toad is a intermediate-level toad from Sonoran Desert, southwestern USA and northwestern Mexico. Adults reach 10–19 cm and live 10–20 years in captivity. Needs a large water bowl it can soak in but otherwise a warm, drier setup with deep soil.

  • Enclosure 90 × 45 × 45 cm
  • Temp 26–30°C, basking 32°C
  • Humidity 30–50% (humid hide)

How much does a colorado river toad cost in Canada?

Animal$80–200Typical captive-bred price
Bioactive enclosure$580–990Enclosure $240–470 · equipment $110–240 · bioactive supplies ≈ $240
Yearly upkeep$150–300Food, supplements, bulbs, power, vet fund
First year total$810–1490All prices CAD, estimates

Colorado river toad quick facts

Skill level
Intermediate
Adult size
10–19 cm
Lifespan
10–20 years
Activity
Nocturnal
Native range
Sonoran Desert, southwestern USA and northwestern Mexico
Minimum enclosure
90 × 45 × 45 cm (35 × 18 × 18 in, ≈ 48 US gal)
Housing
Best kept alone.
Temperature
26–30°C, basking 32°C
Humidity
30–50% (humid hide)
UVB
Recommended
Diet
Carnivore – roaches, crickets, earthworms, occasional pinkies
Bioactive style
Terrestrial amphibian

Colorado river toad enclosure & bioactive setup

Give one adult at least 90 × 45 × 45 cm (35 × 18 × 18 inches). Best kept alone. This species suits a terrestrial amphibian bioactive build.

  1. Leaf litter2 cm
  2. Jurassic ABG Terrarium Mix15 cm
  3. Drainage – clay bio balls4 cm

Burrowing amphibians need soft, moist soil they can dig into – keep it damp, never waterlogged, and provide a shallow water dish.

Temperature: 26–30°C, basking 32°C. Humidity: 30–50% (humid hide). UVB: Recommended.

What does a colorado river toad eat?

Carnivore – roaches, crickets, earthworms, occasional pinkies. Feed adults every 3–5 days.

Handling, temperament & health

Strongly toxic secretions; handle rarely and wash hands.

Health watch: Obesity, skin infections and dehydration.

Cleaning & maintenance schedule

Daily

  • Check temperature (many salamanders need it cool) and keep the water dish clean.

Weekly

  • Feed; remove uneaten food.
  • Moisten soil if the surface dries; check the drainage layer.

Monthly

  • Top up leaf litter; check crew numbers.

Yearly

  • Refresh the top of the soil.

Recommended for a colorado river toad bioactive

Quantities are for one minimum-size enclosure (90 × 45 × 45 cm).

Colorado river toad FAQ

Is the colorado river toad good for beginners?

The colorado river toad is best for keepers with some experience (intermediate). Strongly toxic secretions; handle rarely and wash hands.

What size enclosure does a colorado river toad need?

At least 90 × 45 × 45 cm (about 35 × 18 × 18 inches, roughly 48 US gallons) for one adult. Best kept alone.

How much does a colorado river toad cost in Canada?

Typically $80–200 CAD to buy, about $580–990 CAD for a complete bioactive enclosure, and $150–300 CAD a year to keep.

What temperature and humidity does a colorado river toad need?

Temperature: 26–30°C, basking 32°C. Humidity: 30–50% (humid hide).

What does a colorado river toad eat?

Carnivore – roaches, crickets, earthworms, occasional pinkies. Feed adults every 3–5 days.

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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.