Axolotl Care Sheet
IntermediateAmbystoma mexicanum · amphibian
Axolotls are fully aquatic salamanders requiring cool, clean water between 60-68°F with minimal current. They are sensitive to water quality and temperature, making them suitable for intermediate hobbyists.
Quick care stats
Adult size9-12 inches
Lifespan10-15 years
Min enclosure20 gallon long (30x12x12 in) for one adult; 40 gallon breeder recommended
Basking tempN/A (fully aquatic)
Ambient temp60-68°F (water temperature)
Night temp60-68°F (same as daytime)
Humidity70-90% (covered tank maintains high humidity)
UVBNo - not required; low light preferred
DietCarnivorous: earthworms, bloodworms, brine shrimp, axolotl pellets. Feed adults every 1-2 days, juveniles daily.
HandlingAxolotls are delicate and rarely tolerate handling; handle only when necessary with wet hands to protect their skin.
What you need (full setup)
🔧 Sponge filter or low-flow canister filterProvides gentle filtration without strong currents that stress axolotls🔧 Aquarium chiller or clip-on fanMaintains water temperature below 68°F, critical for health🔧 Digital thermometer with probeMonitors water temperature accurately🔧 API Freshwater Master Test KitTests ammonia, nitrite, nitrate, and pH to monitor water quality🔧 Fine sand substrate (e.g., play sand or CaribSea) or bare bottomPrevents ingestion and impaction; bare bottom is easiest to clean🔧 Hides: PVC pipes, terracotta pots, or aquarium cavesProvides shelter and reduces stress🔧 Turkey baster or gravel vacuumSpot cleaning waste and uneaten food without disturbing the tank🔧 Water dechlorinator (e.g., Seachem Prime)Removes chlorine and chloramine from tap water; also detoxifies ammonia
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Common health issues
- Impaction from gravel or large substrate
- Fungal infections due to poor water quality
- Ammonia poisoning from overfeeding or insufficient filtration
- Temperature stress if water exceeds 72°F
⚠️ For any sign of illness (not eating, lethargy, swelling, retained shed), see a qualified exotics vet. Care sheets are general guidance only.