Leopard Danio

Leopard Danio

Scientific Name: Danio rerio var. frankei
Common Names: Leopard Danio, Spotted Zebra Danio
Origin: Selectively bred variant of the Zebra Danio, originally from South Asia (India, Bangladesh, Nepal)
Adult Size: 2 inches (5 cm)
Lifespan: 3–5 years
Temperament: Peaceful, active, schooling
Swimming Zone: Mid to top water

Sales Description

The Leopard Danio is a lively, attractive variant of the popular Zebra Danio, easily recognized by its shimmering gold or silver body covered in dark, leopard-like spots. This fish brings nonstop energy and a playful personality to community aquariums. Its hardiness, adaptability, and social nature make it a perfect choice for beginners, yet its bold appearance is appreciated by experienced aquarists alike.

Leopard Danios are known for their active schooling behavior, zipping around the upper levels of the aquarium and helping shy species feel more at ease. Their constant movement adds life and activity to planted or community tanks, making them ideal dither fish for more reserved tankmates.

Care Guide

Leopard Danios are one of the most adaptable freshwater fish, thriving in a variety of tank conditions. A tank size of 15 gallons or more is suitable for a small group, though larger setups allow for a more natural and dynamic school. These fish prefer moderate water flow and well-oxygenated water with a temperature range of 64–75°F (18–24°C), making them well-suited for unheated aquariums or seasonal outdoor tubs in warmer months. They tolerate a wide pH range from 6.5 to 7.5 and do well in both soft and moderately hard water.

A well-planted tank with open swimming areas provides the best environment, though they also thrive in simpler setups. These fish are social and should always be kept in groups of six or more to minimize stress and reduce fin-nipping behavior that can occur when they're kept in too small a group.

Leopard Danios are omnivorous and highly adaptable eaters. They readily accept flakes, micro pellets, and granules, as well as frozen or live foods like daphnia, brine shrimp, or bloodworms. A varied diet ensures optimal health, coloration, and energy levels.

They are compatible with most peaceful tankmates including tetras, rasboras, Corydoras, small barbs, gouramis, and livebearers. Their fast, active nature makes them less ideal for very timid or slow-moving species like bettas or Apistogramma unless the space allows for separation.

Breeding Notes

Breeding Leopard Danios is straightforward and similar to other danio species. They are egg scatterers and will readily spawn in well-conditioned setups. Use a separate breeding tank with fine mesh, marbles, or dense moss to protect the eggs from adult predation. Spawning is typically triggered by a rise in temperature and increased feeding. Eggs hatch within two days, and fry become free-swimming shortly after. Feed fry infusoria, powdered fry foods, or freshly hatched brine shrimp for optimal growth.