Spotted Salamander

Spotted Salamander
Scientific NameAmbystoma maculatum
Common NameSpotted Salamander
Care LevelIntermediate
LifespanUp to 20 years in captivity
Adult Size6-9.5 inches
OriginEastern United States
TemperamentSolitary, secretive
Color VariationsBlack with yellow or orange spots

About the Spotted Salamander

Endemic to the eastern parts of the United States, the Spotted Salamander is a captivating creature known for its distinctive yellow or orange spots set against a dark backdrop. As a member of the mole salamander family, it spends a significant amount of time burrowed underground, emerging mainly during rainy periods or breeding seasons. The beauty of the Spotted Salamander and its secretive nature have made it an intriguing subject for many nature enthusiasts and herpetologists.


The Spotted Salamander is one of the larger terrestrial salamanders, with adults typically reaching lengths of 6 to 9.5 inches. Their stout bodies, combined with their striking coloration, make them a noteworthy sight in their native habitats and in captivity.

Unique Features

Beyond their distinctive spots, Spotted Salamanders possess several fascinating features. One of the most remarkable is their capability to produce a sort of natural antifreeze that prevents them from freezing during cold winters. This adaptation allows them to endure freezing temperatures without sustaining injury, an incredible feat in the animal kingdom.

Behavior and Temperament

A majority of the Spotted Salamander’s life is spent hidden away from prying eyes, burrowed in the earth or under logs and leaves. Their secretive nature can be attributed to their avoidance of predators and their preference for moist environments. Even in captivity, they are known to be reclusive, often requiring hides or burrowing substrates to feel secure.


Handling Spotted Salamanders, like many amphibians, should be done with caution and minimal frequency. Their skin is permeable, making them sensitive to the oils and contaminants on human hands. Before handling, it’s advisable to rinse hands with clean water, avoiding soap. The salamander’s skin can also be delicate, so any handling should be gentle.

Diet & Nutrition

In their natural habitats, Spotted Salamanders are opportunistic feeders, consuming a variety of invertebrates. Worms, insects, and spiders form the bulk of their diet. In captivity, a diet consisting of earthworms, crickets, and the occasional waxworm or mealworm provides appropriate nutrition. It’s also crucial to supplement their diet occasionally with calcium and vitamins to ensure optimal health.


Spotted Salamanders thrive in temperatures ranging from 50°F to 75°F. In captivity, it’s essential to provide a gradient, allowing the salamander to choose its preferred temperature. An under-tank heating pad can be used to achieve this gradient, but care should be taken to ensure temperatures don’t become excessively high.


Maintaining a consistently moist environment is vital for the Spotted Salamander’s health. A humidity level of around 70% is ideal. This can be achieved with regular misting and by using substrates that retain moisture, such as sphagnum moss or coconut coir.


Spotted Salamanders do not have specific UVB requirements, but they do benefit from a consistent day-night cycle. Standard terrarium lighting can provide this, mimicking the natural light patterns they would experience in the wild.

Common Health Issues

If not cared for properly, Spotted Salamanders can be susceptible to several health concerns. Skin infections and fungal diseases can develop in unclean or overly humid environments. They can also suffer from metabolic bone disease if their diet lacks proper calcium and vitamin D3. Regular check-ups, clean habitats, and a balanced diet are essential for prevention.


For enthusiasts aiming to breed Spotted Salamanders, replicating the seasonal changes of their natural environment can encourage breeding behavior. Following a cooler, winter-like period, introducing a rain chamber or simulating rainy conditions can trigger courtship and breeding.

Mating Habits

Male Spotted Salamanders perform a unique dance to attract females. Once he has her attention, he deposits a spermatophore, which the female picks up with her cloaca, facilitating fertilization. After mating, females lay their eggs in water bodies, attaching them to submerged vegetation. The eggs, encased in a jelly-like substance, hatch into aquatic larvae, which undergo metamorphosis before taking on their adult terrestrial form.

Spotted Salamander FAQs (Frequently Asked Questions)