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Fundulidae
The Gulf Killifish is a popular aquarium fish known for its vibrant colors and Easy to moderate of care. It belongs to the family Fundulidae and is native to the Freshwater
Temperature
70-80°F (21-27°C)
Min. Tanksize
20 gallons (76 liters)
Water Type
1.000 - 1.005
Suitable PH
6.5 - 7.5
Native
Freshwater
Size
4 inches (10 cm)
Life Span
3-4 years
Caring
Easy to moderate
The Gulf Killifish (Fundulus grandis) is a resilient and adaptable species native to the coastal waters of the Gulf of Mexico and the southeastern United States. Recognized for its slender body and lively behavior, this killifish is a great choice for both beginner and experienced aquarists.
Gulf Killifish thrive in a well-planted aquarium that mimics their natural habitat, which includes brackish and freshwater environments. A tank of at least 20 gallons (75 liters) is ideal to provide ample swimming space and a comfortable environment. Incorporating dense vegetation and hiding spots, such as driftwood and rocks, helps create a safe haven for the fish.
This species is omnivorous and requires a varied diet to maintain its health and vibrancy. Feeding high-quality flake food, small pellets, and live or frozen foods like bloodworms and brine shrimp will encourage natural foraging behavior and enhance coloration.
Gulf Killifish are social creatures that prefer to be kept in groups. A minimum of five individuals is recommended to promote their natural behavior and reduce stress. They are generally peaceful but may show some territorial behavior, especially during breeding seasons.
With proper care, including stable water conditions and a balanced diet, Gulf Killifish can live for several years. Their lively nature and striking appearance make them a delightful addition to any freshwater or brackish aquarium, bringing vibrancy and activity to the tank.
Gulf Killifish is a fascinating aquarium fish that stands out with its vibrant colors. It belongs to the family Fundulidae and is native to the Freshwater.
This species has a care level of Easy to moderate and requires a minimum tank size of 20 gallons (76 liters). It typically reaches a size of 4 inches (10 cm).
Preferred water parameters include a specific gravity (sg) of 1.000 - 1.005, pH ranging from 6.5 - 7.5, and a temperature between 70-80°F (21-27°C). Additionally, maintaining water hardness within the range of 5-15 dGH is essential.
For stocking, the recommended ratio is 1:2-3 M:F. The Gulf Killifish is widely available and has a diverse diet that includes Omnivorous; feeds on small invertebrates, zooplankton, and high-quality flake or pellet foods.
With a life span of 3-4 years, this species is known for its very easy care requirements. It is an ideal choice for both beginner and experienced aquarists. Providing a well-maintained tank environment with suitable water conditions will ensure the health and vibrancy of this captivating species.
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