Welcome to our blog!

Hello! We are the Earthwatch Conserving Wetlands and Traditional Agriculture in Mexico expedition 2017. We'll be working in Xochimilco on the outskirts of Mexico City from July 30 - August 5. We'll be posting regularly on the history, ecology and current conditions in the area and what it's like to be part of an Earthwatch expedition. So please check back with us and ask any questions you have in the comments section. We'll get right back to you!


Thursday, July 6, 2017

The Axolotl: Trying to Save a Critically Endangered Salamander

by Bruce Taterka

The Axolotl, Ambystoma mexicanum, is a unique salamander that lives only in Xochimilco, Mexico, where we're going for our Earthwatch expedition.  The Axolotl is a fascinating creature.  It’s one of the few salamanders that retains gills into adulthood, which gives it the appearance of having a crown on its head.  It can regenerate lost limbs, making it a favorite of medical researchers.  The Aztecs associated it with the god, Xolotl, and it’s is still a cultural icon in Mexico to this day.

Unfortunately, Axolotl habitat has been destroyed by land-use changes and degraded by water pollution, competition from invasive species, hunting for food, and collection for the aquarium trade.  Axolotls are classified as “critically endangered” on the IUCN red list and are likely to go extinct in the wild within a few years unless at least some of its remaining habitat can be restored and protected.

When we go to Mexico in a few weeks we’re going to help our researchers in their efforts to conserve the last remaining Axolotl habitat on earth.  We’ll help them conduct sampling and assess the aquatic ecosystem in Xochimilco.  Their goal is to work with local farmers and the Xochimilco community to develop an Axolotl restoration program that provides sufficient habitat for the salamander and allows traditional agricultural activities to thrive at the same time.  Our work will contribute to the ongoing effort to conserve the Axolotl’s wetlands habitat and, hopefully, give this amazing animal a chance to survive. 
Statue of Xolotl in the Museo Nacional de Antropología in Mexico City.

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