Axolotl (Ambystoma mexicanum) Care Guide

A neotenic salamander that retains its larval features throughout life, including feathery external gills. Critically endangered in the wild but widely bred in captivity.

Overview

Ambystoma mexicanum is a species in the family Ambystomatidae. A neotenic salamander that retains its larval features throughout life, including feathery external gills. Critically endangered in the wild but widely bred in captivity. Requires cold water (16-18C) and cannot be kept with fish that nip gills. Regenerates lost limbs.

Taxonomy

Family: Ambystomatidae
Genus: Ambystoma
Scientific name: Ambystoma mexicanum
Other names: Mexican Walking Fish, Mexican Salamander
Origin: Central America

Habitat

Ambystoma mexicanum is a neotenic salamander that retains its larval form and gills for life. It is endemic to the Xochimilco lake and canal system near Mexico City and is critically endangered in the wild. It prefers cool water and feeds on worms, small crustaceans and other invertebrates.

Tank requirements

Minimum tank volume: 150 L
Temperature: 14-18 °C
pH: 6.5-8
GH: 7-14 °dGH
Water flow: low
Adult size: 20-30 cm
Lifespan: 10-15 years
Difficulty: intermediate

Diet

Classified as carnivore. Recommended feeding frequency: every other day. In captivity, offer a varied diet appropriate to the species — quality prepared foods supplemented with frozen or live items of suitable size.

Compatibility

Temperament: peaceful
Position in tank: bottom
Compatible tank mates: Another Axolotl
Avoid with: All Fish, Shrimp, Snails

Breeding

Breeding strategy: egg-layer
Breeding difficulty: intermediate