Barred Spiny Eel Care Guide

Macrognathus pancalus

Semi-AggressiveModerateFreshwater
Max Size
18.0 cm / 7.0"
Temperature
20–27°C (68–80°F)
pH Range
6.0 – 8.0
Min Tank Size
76L (20 gal)
Min Group Size
Can be kept alone
Tank Level
Bottom
Origin
Southeast Asia
Temperament
Semi-Aggressive
Difficulty
Moderate
Breeding Difficulty
Moderate

Diet

These are picky eaters. Feed them live bloodworms, tubifex, earthworms & blackworms.

Community Compatibility

Compatible with fish that don't have long fins (they will fin nip). They seem unable to rip out meaty chunks of food, so haven't been observed predating on other fish.

Good to Know

Barred Spiny Eels may become aggressive with conspecifics if not given enough space.

Gender Differences

Difficult to distinguish.

About the Barred Spiny Eel

The Barred Spiny Eel, scientifically known as Macrognathus punctatus, is a distinctive and captivating species that adds a touch of the exotic to any freshwater aquarium. Native to the tranquil waters of Southeast Asia, this elongated fish is renowned for its unique appearance and intriguing behaviors. Characterized by its slender body, adorned with striking bars or stripes, the Barred Spiny Eel is a testament to the diversity and beauty found in aquatic life.

One of the most fascinating aspects of Macrognathus punctatus is its behavior and lifestyle. These eels are known for their shy and reclusive nature, often burrowing into the substrate of their habitat to hide or search for food. This behavior not only provides them with protection from predators but also allows them to ambush prey, showcasing their adaptability and survival instincts. In the aquarium, providing a soft, sandy substrate and ample hiding places is crucial for their well-being, enabling them to express their natural behaviors.

The diet of the Barred Spiny Eel is as intriguing as its habits. In the wild, they are carnivorous, preying on small invertebrates and fish. In captivity, they can be taught to accept a variety of foods, including live, frozen, and sometimes even sinking pellets, although live foods are often preferred. This dietary flexibility makes them an interesting challenge for aquarists, encouraging natural hunting behaviors in the confines of an aquarium.

Breeding Barred Spiny Eels in captivity is a rare and complex endeavor, seldom achieved by even the most experienced aquarists. Their specific breeding habits in the wild remain somewhat of a mystery, further adding to the allure and fascination surrounding these creatures. This elusive aspect of their biology invites ongoing curiosity and study, highlighting the many mysteries still to be unraveled in the aquatic world.

The care of Macrognathus punctatus requires attention to detail, especially regarding water quality and tank setup. They thrive in environments that mimic their natural habitats, with plenty of space to roam and explore. Their sensitivity to water conditions necessitates a diligent maintenance routine, ensuring a clean and stable environment that supports their health and vitality.

In conclusion, the Barred Spiny Eel is a remarkable species that offers a glimpse into the complex and varied lifestyles of freshwater fish. Their unique appearance, intriguing behaviors, and the challenge they present to aquarists make them a prized addition for those looking to delve deeper into the hobby. As with many exotic species, their presence in the aquarium serves as a reminder of the importance of conservation and the need to protect the natural habitats that these fascinating creatures call home.

Stock Barred Spiny Eel in Your Tank

Use our free stocking calculator to see if Barred Spiny Eel fits your aquarium