Epiplatys killifish are a popular choice among aquarium enthusiasts due to their vibrant colors, unique appearance, and relatively easy care. These fish come in a variety of stunning species, each offering different patterns and hues that can truly brighten up your aquarium. Whether you’re new to fishkeeping or an experienced hobbyist, choosing the right species of Epiplatys can add a stunning visual appeal to your tank. In this article, we’ll explore some of the most beautiful Epiplatys species to consider for your aquarium.
1. Epiplatys dageti (Dageti Killifish)
Appearance:
The Epiplatys dageti, or Dageti killifish, is one of the most beautiful and popular species of Epiplatys. Males have bright, vibrant colors, with a stunning combination of electric blue, orange, and yellow. Their long, flowing fins add an elegant touch to their appearance, making them a standout in any aquarium. The females are less colorful, typically appearing more muted with a silvery-gray body.
Tank Considerations:
This species thrives in a well-planted tank with calm water and moderate lighting. They can live in a 10-gallon tank or larger and prefer a slightly acidic to neutral pH. Their peaceful nature makes them a great addition to a community tank with other small, non-aggressive species.
2. Epiplatys schmitti (Schmitt’s Killifish)
Appearance:
Epiplatys schmitti, also known as Schmitt’s killifish, is known for its beautiful coloration. The males display a mix of yellow, orange, and blue colors, with striking iridescent patterns on their fins and body. Their fins are long and graceful, creating a vibrant contrast against the aquarium backdrop. The females are less colorful but still maintain a silvery-gray tone.
Tank Considerations:
Schmitt’s killifish thrive in tanks with a soft, sandy substrate and live plants. Like other Epiplatys species, they prefer stable water conditions, including a temperature between 74°F and 80°F. A 10-20 gallon tank with gentle filtration is ideal for this species.

3. Epiplatys annulatus (Ringed Killifish)
Appearance:
The Epiplatys annulatus, commonly known as the ringed killifish, features vibrant yellow and blue coloration, along with striking black markings around its body, resembling a ring pattern. These markings add a unique and eye-catching look to the fish. The males are particularly colorful, while females have more subdued colors, making the males stand out in a tank.
Tank Considerations:
Ringed killifish do best in a tank with a slightly acidic to neutral pH, a temperature range of 74°F to 80°F, and plenty of plants for shelter. They are relatively easy to care for and thrive in a well-maintained tank with regular water changes. A 10-gallon tank with a gentle filter is perfect for this species.
4. Epiplatys liniatus (Lined Killifish)
Appearance:
Epiplatys liniatus, or the lined killifish, is a stunning species known for its delicate yet striking appearance. The males have an iridescent blue body with black vertical lines running along their sides, creating a mesmerizing contrast. Their fins have shades of red and orange, which adds to their vibrant look. The females are less colorful but still elegant in appearance.
Tank Considerations:
This species does best in a tank with calm water, a temperature range of 75°F to 80°F, and a slightly acidic to neutral pH. A 10-gallon tank with soft substrate and plenty of plants will allow them to feel secure and comfortable. Lined killifish are best kept in small groups with compatible tank mates.
5. Epiplatys bifasciatus (Two-Banded Killifish)
Appearance:
The Epiplatys bifasciatus, also known as the two-banded killifish, is one of the most striking species of Epiplatys. It features a brilliant orange-red body with two bold black stripes running across the length of its body. The males are particularly vibrant, and their long fins create an elegant, flowing look as they swim through the water.
Tank Considerations:
Two-banded killifish thrive in a planted tank with plenty of swimming space. They require stable water conditions, including a temperature range of 74°F to 80°F, and a pH between 6.5 and 7.5. A 10-gallon tank is sufficient for a small group of these beautiful fish, and they do well with other peaceful, small species.
6. Epiplatys ansellii (Ansell’s Killifish)
Appearance:
Epiplatys ansellii, or Ansell’s killifish, is a stunning species with vibrant yellow and blue coloration. The males have an intense mix of colors, with bright yellow bodies, blue markings along their fins, and orange accents. Their long, flowing fins and iridescent body make them stand out in any aquarium. Females are more subdued in color, with a more neutral tone.
Tank Considerations:
Ansell’s killifish thrive in a well-maintained tank with a temperature range of 74°F to 80°F. They require soft, slightly acidic water and plenty of live plants for hiding spots. A 10-gallon tank with a gentle filter and regular water changes is ideal for this species.
7. Epiplatys primus (Primus Killifish)
Appearance:
Epiplatys primus, also known as Primus killifish, is another colorful species that will brighten up any aquarium. The males have an electric blue body with touches of orange and yellow, and their fins are long and flowing, adding to their elegant appearance. The females are less colorful but still maintain a lovely, subtle coloration.
Tank Considerations:
Primus killifish are best kept in a tank with a temperature range of 74°F to 80°F and a slightly acidic to neutral pH. They thrive in a tank with live plants, soft substrate, and calm water. A 10-gallon tank with gentle filtration is suitable for this species.
Conclusion
Epiplatys killifish are some of the most beautiful fish you can add to your aquarium, with each species offering its own unique blend of vibrant colors and fascinating patterns. Whether you’re drawn to the electric blues of the Epiplatys dageti, the striking yellow and black rings of the Epiplatys annulatus, or the iridescent hues of the Epiplatys schmitti, there’s a stunning variety to choose from. With their peaceful nature and easy care requirements, these fish make an excellent addition to a community tank. By choosing one of these beautiful Epiplatys species, you’ll create a visually stunning aquarium that is sure to impress!