Green Terror Cichlid (Aequidens rivulatus)
Vibrant, bold, and full of personality, the Green Terror Cichlid is a show-stopping species that lives up to its name. Native to the rivers of Ecuador and northern Peru, this striking fish features brilliant metallic green and blue coloration, with orange or white edging on its fins, making it a centerpiece in any aquarium.
Key Features:
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Scientific Name: Aequidens rivulatus
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Common Name: Green Terror Cichlid
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Origin: South America (Ecuador & Peru)
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Temperament: Semi-aggressive to aggressive (especially during breeding)
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Adult Size: 8–12 inches (males larger)
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Tank Size: Minimum 55 gallons for a single adult
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Water Parameters:
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Temperature: 72–82°F
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pH: 6.5–8.0
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Moderate hardness
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Diet: Omnivorous – enjoys pellets, flakes, frozen foods, and live foods
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Behavior: Territorial, especially with conspecifics or similar-sized fish
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Compatibility: Best kept with other large, robust cichlids or alone
Why Choose the Green Terror?
The Green Terror Cichlid is a favorite among cichlid enthusiasts for its stunning appearance and interactive nature. Males develop a prominent nuchal hump as they mature, and both sexes display intense color shifts during courtship and dominance displays. With proper care and space, this species becomes a long-lived and intelligent aquatic companion.
Bring home a vibrant powerhouse — the Green Terror Cichlid offers a bold mix of beauty, attitude, and presence for serious aquarists.
Size is about 2-2.5 inches or so. Very active and will make a great addition to your tank!
