Black Swordtail – Xiphophorus helleri

The Black Swordtail (Xiphophorus helleri) is a striking freshwater fish known for its sleek black coloration and distinctive sword-like tail extension. This hardy species is popular among aquarists for its vibrant appearance and active behavior, making it a great addition to community aquariums.

Description:

Common Name: Black Swordtail

Scientific Name: Xiphophorus helleri

Family: Poeciliidae

Size: 3-4 inches (7.5-10 cm)

Temperament: Peaceful and sociable.

Difficulty: Easy

Native Region:

Originally from freshwater rivers and streams in Central America, particularly in Mexico and Honduras, where it inhabits warm, shallow waters.

Aquarium Setup:

Tank Size: Minimum of 20 gallons

Temperature: 72-82F (22-28C)

pH: 7.0-8.0

Hardness: Moderately hard to hard water

Substrate: Fine gravel or sand with plenty of plants and open swimming space.

Additional Tips:

Social Behavior: Best kept in groups; males may display to each other but generally remain peaceful.

Compatibility: Suitable for community tanks with tetras, guppies, platies, and other peaceful species.

Diet: Omnivorous; provide a varied diet of high-quality flakes, pellets, and occasional live or frozen foods to enhance health and coloration.