description Georgetown Salamander Overview
The Georgetown Salamander (Eurycea naufragia) is a federally threatened, permanently aquatic amphibian belonging to the family Plethodontidae. It is known only from a small number of limestone springs located in Williamson County, Texas, near the city of Georgetown. Like other lungless salamanders, it requires pristine, heavily oxygenated spring water to facilitate cutaneous respiration. The species is vulnerable to environmental threats due to its extremely limited geographic range and sensitivity to local hydrological changes.
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Georgetown Salamander ranks #23 of 88 in the Salamander ranking, behind Tennessee Cave Salamander, ahead of Limestone Salamander.
help Georgetown Salamander FAQ
Where is the Georgetown Salamander found?
The Georgetown Salamander (Eurycea naufragia) is an aquatic salamander known only from a small handful of springs located in Williamson County, Texas, near the city of Georgetown. It relies entirely on these pristine, spring-fed environments.
Why is the Georgetown Salamander threatened?
It is officially listed as a federally threatened species because its incredibly restricted habitat is highly vulnerable to urban development. As the Austin metropolitan area expands, groundwater depletion and pollution severely threaten these sensitive salamanders.
Is the Georgetown Salamander closely related to other Texas salamanders?
Yes, it belongs to the same genus, Eurycea, as the Jollyville Plateau Salamander and the famous Barton Springs Salamander. They all share a common evolutionary ancestor adapted to the karst aquifer systems of Central Texas.
What does the Georgetown Salamander look like?
It is a small, fully aquatic, neotenic salamander that retains its external gills throughout its adult life. It typically has a light-colored body with dark mottling to help it blend into the limestone rocks of its native springs.
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