Giant Danio (Devario aequipinnatus) is a large, active freshwater fish known for its bold horizontal stripes and fast swimming. It is ideal for community tanks with robust companions and adds constant movement and energy to aquariums.
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Giant Danio (Devario aequipinnatus) is a large, active freshwater fish known for its bold horizontal stripes and fast swimming. It is ideal for community tanks with robust companions and adds constant movement and energy to aquariums.
Elongated, torpedo-shaped body with silver base color and vivid horizontal blue or black stripes running from gill to tail. Fins are transparent to slightly tinted. Males tend to be slimmer and more colorful; females are fuller-bodied.
5–7 years with proper care
Omnivorous; feeds on high-quality flakes, pellets, frozen foods, and live foods such as daphnia, brine shrimp, mosquito larvae, and bloodworms. Supplement occasionally with finely chopped vegetables.
Giant Danios are energetic and visually striking fish suitable for larger community aquariums. Their bold stripes, active swimming, and schooling behavior make them a captivating addition to tanks.
Beginner to Intermediate – hardy, but requires large tanks and adequate water movement.
30+ gallons (for a small school)
6.5 to 7.5
5–15 dGH
72–78°F (22–26°C)
4 inches
Other Danios, Barbs, Rainbowfish, Gouramis, peaceful Cichlids, large Tetras. Avoid very small or delicate species.
Very slow-moving, delicate, or aggressive species that may be stressed or outcompeted.
Devario aequipinnatus
Cyprinidae
South and Southeast Asia – India, Pakistan, Bangladesh; fast-flowing rivers and streams.
Highly social; best kept in schools of 5 or more. Peaceful and compatible with other medium to large community fish.
Feed 2–3 times daily with flakes, micro pellets, frozen/live foods. Occasionally supplement with finely chopped vegetables to maintain health and vibrant coloration.
Egg-scatterer; releases eggs over plants or spawning mops. Adults do not guard eggs. Condition males and females with protein-rich live foods before spawning. Fry feed on infusoria or newly hatched brine shrimp.
pH: 6.5–7.5, Temperature: 72–78°F (22–26°C), Hardness: 5–15 dGH, Ammonia/Nitrite: 0 ppm, Nitrate: <20 ppm
Prone to stress, ich, and fin damage if water flow is insufficient or tankmates are aggressive. Maintain clean, well-oxygenated water and proper school sizes.
Peaceful but very active. Best kept in schools of at least 5–6 individuals to allow natural swimming behavior. Compatible with other medium to large, non-aggressive community fish. Requires ample open swimming space due to their size and speed.
Native to South and Southeast Asia, primarily India, Pakistan, and Bangladesh, Giant Danios inhabit fast-flowing rivers and streams. Adults can reach up to 4 inches. They thrive in aquariums with strong water movement, open swimming areas, and well-oxygenated water. Suitable for beginner to intermediate aquarists who can provide adequate space and schooling conditions.