Javelin sand boa (Eryx jaculus)
Photo: Guy Haimovitch / CC BY-SA 3.0 · via Wikimedia Commons

Reptile · Boa

Javelin sand boa care guide

Eryx jaculus

IntermediateCITES – buy captive-bred

The javelin sand boa is a intermediate-level boa from SE Europe, N Africa, Middle East. Adults reach 40–80 cm and live 15–20 years in captivity. Buries in deep sand; offer a winter cooling period. Solitary.

  • Enclosure 60 × 45 × 30 cm
  • Temp Warm 30–33°C, cool 22°C
  • Humidity 20–40%

How much does a javelin sand boa cost in Canada?

Animal$200–500Typical captive-bred price
Bioactive enclosure$410–750Enclosure $150–300 · equipment $150–320 · bioactive supplies ≈ $120
Yearly upkeep$120–250Food, supplements, bulbs, power, vet fund
First year total$730–1500All prices CAD, estimates

Javelin sand boa quick facts

Skill level
Intermediate
Adult size
40–80 cm
Lifespan
15–20 years
Activity
Crepuscular
Native range
SE Europe, N Africa, Middle East
Minimum enclosure
60 × 45 × 30 cm (24 × 18 × 12 in, ≈ 21 US gal)
Housing
Best kept alone.
Temperature
Warm 30–33°C, cool 22°C
Humidity
20–40%
UVB
Recommended
Diet
Carnivore – frozen/thawed mice
Bioactive style
Arid desert

Javelin sand boa enclosure & bioactive setup

Give one adult at least 60 × 45 × 30 cm (24 × 18 × 12 inches). Best kept alone. This species suits a arid desert bioactive build.

  1. Soil and sand mix15 cm

A deep, sandy mix packed firmly lets burrows hold their shape; keep only the deepest layer faintly moist.

Temperature: Warm 30–33°C, cool 22°C. Humidity: 20–40%. UVB: Recommended.

What does a javelin sand boa eat?

Carnivore – frozen/thawed mice. Feed one small thawed mouse every 10–14 days.

Handling, temperament & health

Calm but quick to strike at movement.

Health watch: Watch for respiratory infections.

Cleaning & maintenance schedule

Daily

  • Check basking temperatures; refresh water (or mist lightly for species that drink droplets).

Weekly

  • Spot-clean waste.

Monthly

  • Lightly moisten one deep corner so burrows hold and isopods survive.
  • Check rock stacks are stable.

Yearly

  • Refresh the top layer; replace UVB bulbs on schedule.

Recommended for a javelin sand boa bioactive

Quantities are for one minimum-size enclosure (60 × 45 × 30 cm).

Javelin sand boa FAQ

Is the javelin sand boa good for beginners?

The javelin sand boa is best for keepers with some experience (intermediate). Calm but quick to strike at movement.

What size enclosure does a javelin sand boa need?

At least 60 × 45 × 30 cm (about 24 × 18 × 12 inches, roughly 21 US gallons) for one adult. Best kept alone.

How much does a javelin sand boa cost in Canada?

Typically $200–500 CAD to buy, about $410–750 CAD for a complete bioactive enclosure, and $120–250 CAD a year to keep.

What temperature and humidity does a javelin sand boa need?

Temperature: Warm 30–33°C, cool 22°C. Humidity: 20–40%.

What does a javelin sand boa eat?

Carnivore – frozen/thawed mice. Feed one small thawed mouse every 10–14 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.