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Captive-Bred Axolotls Thrive in Restored and Artificial Wetlands, Offering Conservation Hope

Eighteen axolotls released into two habitats in Mexico City survived, gained weight, and demonstrated adaptability, bolstering efforts to save the critically endangered species.

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Overview

  • A study published in April 2025 tracked 18 captive-bred axolotls released into restored Lake Xochimilco chinampas and the artificial wetland La Cantera Oriente.
  • All released axolotls survived, successfully foraged, and some gained weight, confirming the viability of these habitats for reintroduction.
  • Axolotl activity peaked at specific water temperatures (15.5–17°C), highlighting the importance of thermal stability in habitat design.
  • Researchers aim to scale up chinampa restoration, refine reintroduction protocols, and incorporate predator-awareness training for future releases.
  • The dual conservation strategy prioritizes habitat restoration while using reintroduction as a contingency to prevent extinction.