Northern Studfish (Fundulus catenatus)

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Northern Studfish

Fundulus catenatus.jpg
Northern Studfish

Fundulus catenatus

114 Litres (30 US G.)

15.2-20.3cm (6-8 ")




6.5 - 7.0

15 -25 °C (59-77°F)

5-12 °d

1:1 M:F

Pellet Foods
Flake Foods
Live Foods

3-8 years



This animal is available captive bred

Additional names

Northern Studfish

Additional scientific names

Poecilia catenata

Origin[edit | edit source]

Upper East Fork river system in Indiana to upper Salt, and Kentucky in Kentucky, upper Green, middle, and lower Cumberland, and Tenesee river drainages. Missisipi, and gulf slope drainages. Basically on the east coast.

Sexing[edit | edit source]

Adult females are rounder than males.

Tank compatibility[edit | edit source]

Aggressive species

Diet[edit | edit source]

Should accept most foods include live/frozen food such as bloodworm.

Feeding regime[edit | edit source]


Environment specifics[edit | edit source]

Planted tank

Behaviour[edit | edit source]

Aggressive to any fish. Stock in a big enough tank

Identification[edit | edit source]

An elongated fish with a creamy iridescent blue body with narrow horizontal brown banding and speckles around the head.

Note[edit | edit source]

To spawn the fish, condition them on live food. When spawning the fish should be provided spawning mops, or plants like java moss to scatter non-adhesive eggs on. Remove immediately after spawning before they eat the eggs.

Pictures[edit | edit source]

External links[edit | edit source]