Dwarf Siren (Pseudobranchus axanthus) — Least Concern Amphibia

Dwarf Siren

Pseudobranchus axanthus

Conservation Status

Least Concern

Amphibia · Caudata · Sirenidae

About

The southern dwarf siren, is a perennibranch salamander lacking hind legs. Found exclusively in Florida, it is one of two currently recognized species of dwarf sirens. Two subspecies are currently recognized; P. a. axanthus, the narrow-striped dwarf siren, and P. a. belli, the Everglades dwarf siren.

Fun Fact

Dwarf sirens possess external gills throughout adulthood and lack hind legs, and can be distinguished from members of the genus Siren in that dwarf sirens have three toes on each foot rather than four.

Quick Facts

Habitat

Restricted to the Southeastern United States.

Diet

Eat a variety of food items, including small worms, chironomids, amphipods, and ostracods.

Lifespan

To be updated

Threats

  • Habitat Change
  • Human Disturbance

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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