🐟 Axolotl (Ambystoma mexicanum) Care Sheet

Difficulty: Intermediate
Lifespan: 10–15 years
Adult Size: 6–12 inches
Tank Size: Minimum 20 gallons (long tank preferred)
Temperament: Calm and solitary; best kept alone or with other axolotls of similar size

🏡 Housing

• Enclosure Type: Glass aquarium with secure lid (they can jump!)

• Substrate: Bare bottom or fine sand

• Décor: Smooth hides, silk/plastic plants, no sharp edges

• Filtration: Sponge or low-flow filter to avoid strong currents

🌡️ Temperature & Water Quality

• Temperature Range: 16–18°C (60–64°F); never above 20°C (68°F)

• Water Parameters:

  • Ammonia: 0 ppm

  • Nitrite: 0 ppm

  • Nitrate: <40 ppm

  • pH: 6.5–8.0

• Water Changes: 25–50% weekly, dechlorinated water only

💧 Humidity

• Not applicable – fully aquatic

• Keep tank well-covered to maintain stable temperature and prevent escapes

🍽️ Feeding

• Diet: Earthworms, axolotl pellets, bloodworms, or soft sinking foods

• Feeding Frequency:

  • Juveniles: Daily

  • Adults: Every 2–3 days

• Remove uneaten food promptly to maintain water quality

✋ Handling

• Avoid handling whenever possible

• Use a soft net or container when moving

• Delicate skin and gills can be easily damaged

⚠️ Things to Watch For

• Signs of stress: curled tail tip, floating, reduced appetite

• Fungal infections (white fuzzy patches)

• Impaction from swallowing gravel

• Ensure proper cycling and consistent parameters before adding your axolotl