Glass Fish Care Guide

Parambassis ranga

PeacefulEasyFreshwater
Max Size
8.0 cm / 3.2"
Temperature
22–28°C (72–82°F)
pH Range
6.5 – 7.5
Min Tank Size
60L (16 gal)
Min Group Size
10 fish
Tank Level
Bottom-Mid
Origin
Southeast Asia
Temperament
Peaceful
Difficulty
Easy
Breeding Difficulty
Easy

Diet

Omnivorous; accepts flake foods, small live and frozen foods.

Community Compatibility

Compatible with peaceful community tanks, adding a unique visual appeal.

Good to Know

Glass Fish are fascinating for their transparent bodies, allowing a view of their internal organs.

Gender Differences

Sexual dimorphism is minimal; hard to distinguish.

About the Glass Fish

Parambassis ranga, commonly known as the Glass Fish or Indian Glassy Fish, is a small and intriguing species of freshwater fish native to South and Southeast Asia, including parts of India, Myanmar, and Thailand. This species belongs to the Ambassidae family and is highly valued in the aquarium hobby for its almost completely transparent body, which allows a clear view of its internal organs and skeletal system. The natural transparency of the Glass Fish serves as a unique camouflage mechanism in their native habitats, helping them to evade predators.

Glass Fish are relatively small and have a peaceful temperament, making them suitable for community aquariums with other gentle and similarly sized fish. Their unique transparent appearance and schooling behavior make them a captivating addition to any aquarium setup. Keeping them in groups not only enhances their well-being but also creates a visually stunning display, as their delicate bodies catch and reflect light in the water.

Creating an optimal environment for Parambassis ranga involves simulating the conditions of their natural habitat as closely as possible. This includes a well-planted aquarium with ample open swimming areas to accommodate their preference for mid-water swimming. Subdued lighting or the use of floating plants can help mimic the shaded environments they prefer, while a soft, sandy substrate and the inclusion of driftwood or caves provide hiding spots and contribute to the overall well-being of the fish. While the Glass Fish can adapt to a range of water conditions, maintaining clean, well-oxygenated water with stable parameters is crucial for their health.

The diet of the Glass Fish is omnivorous, and in the wild, they consume a variety of foods, including small invertebrates and plant matter. In captivity, their dietary needs can be met with high-quality flake foods, micro pellets, and live or frozen foods such as brine shrimp, daphnia, and bloodworms. Offering a varied diet ensures they receive all the necessary nutrients and promotes vibrant health.

Breeding Parambassis ranga in captivity is possible but can be challenging, with success varying among aquarists. Providing optimal water conditions, a nutritious diet, and a carefully structured breeding tank can encourage spawning behavior. The fry are small and require infusoria or commercially available fry food until they are large enough to accept larger fare.

Caring for the Glass Fish requires attention to tank maintenance, including regular water changes and effective filtration, to ensure a clean and stable environment. Their peaceful nature and striking appearance make them compatible with a wide range of tank mates, but their need for specific dietary and environmental conditions should be carefully considered when planning the aquarium community.

In summary, Parambassis ranga, or the Glass Fish, offers aquarists the opportunity to keep a small, peaceful, and visually intriguing species that adds a touch of mystery and elegance to the freshwater aquarium. While their care requires attention to their dietary, environmental, and social needs, the rewards include the enjoyment of their unique transparent appearance and the serene presence they bring to the aquatic ecosystem, making them a prized choice for aquarists seeking to add a fascinating species to their collection.

Stock Glass Fish in Your Tank

Use our free stocking calculator to see if Glass Fish fits your aquarium