Shark minnow

Shark Minnow

Apollo shark minnow swimming in a tank

The shark minnow is a common name used to describe several species of freshwater fish belonging to the family Cyprinidae. These fish are known for their elongated bodies and distinctive dorsal fins, which give them a superficial resemblance to sharks, hence the name "shark minnow." They are primarily found in Southeast Asia and are popular in the aquarium trade due to their unique appearance and active swimming behavior.

Description

Shark minnows typically have a streamlined body shape that aids in their swift swimming capabilities. They possess a prominent dorsal fin that is often compared to that of a shark, contributing to their common name. The coloration of shark minnows can vary significantly between species, ranging from silvery hues to more vibrant patterns.

Habitat

Shark minnows are native to the freshwater rivers and streams of Southeast Asia. They thrive in environments with moderate to fast-flowing water and are often found in areas with abundant vegetation. These fish prefer clear waters with a sandy or rocky substrate, which provides them with ample hiding spots and feeding opportunities.

Diet

In the wild, shark minnows are omnivorous, feeding on a variety of food sources. Their diet typically includes small invertebrates, plant matter, and detritus. In captivity, they can be fed a balanced diet of high-quality flake food, pellets, and occasional live or frozen foods such as brine shrimp or bloodworms.

Behavior

Shark minnows are known for their active and social behavior. They are schooling fish, meaning they prefer to live in groups. This social structure helps them feel secure and reduces stress. In an aquarium setting, it is recommended to keep them in groups of at least five to six individuals to mimic their natural environment.

Aquarium Care

Luciosoma bleekeri, a species of shark minnow

When keeping shark minnows in an aquarium, it is important to provide them with a spacious tank that allows for ample swimming space. A tank size of at least 30 gallons is recommended for a small group. The aquarium should be equipped with a good filtration system to maintain water quality and a moderate current to simulate their natural habitat.

The tank should be decorated with plants, rocks, and driftwood to provide hiding places and reduce stress. It is also important to maintain stable water parameters, with a temperature range of 72-79°F (22-26°C) and a pH level between 6.5 and 7.5.

Breeding

Breeding shark minnows in captivity can be challenging, as they require specific conditions to spawn. It is essential to provide a separate breeding tank with slightly warmer water and a gentle current. The addition of fine-leaved plants or spawning mops can encourage spawning behavior. Once the eggs are laid, it is advisable to remove the adults to prevent them from eating the eggs.

Related Pages

• Cyprinidae
• Freshwater fish
• Aquarium fish