Black Chin Livebearer (Girardinus metallicus) – Bred by Aquatic Arts
Species Description
The Black Chin Livebearer (Girardinus metallicus) is one of the rarest livebearing fish available in the aquarium hobby, offering aquarists the opportunity to keep a species that is as fascinating as it is uncommon. Bred by Aquatic Arts, this beautiful Cuban native is admired for its shimmering metallic body, energetic personality, and the distinctive black chin and throat that give mature males their memorable common name. While often overshadowed by more familiar livebearers such as guppies and platies, the Black Chin Livebearer rewards aquarists with unique behaviors, peaceful social interactions, and nearly constant activity throughout the aquarium.
Unlike many ornamental livebearers that spend much of their time swimming in open water, Black Chin Livebearers are natural foragers. Throughout the day they methodically inspect plants, driftwood, rocks, and other hardscape as they graze on biofilm, algae, and tiny microorganisms. This constant exploration makes them exceptionally enjoyable to observe, particularly in well-established planted aquariums where they can display their full range of natural behaviors.
Black Chin Livebearers thrive in groups and develop an engaging social hierarchy without becoming overly aggressive. Males regularly display to one another and court females with subtle posturing, while females spend much of their time calmly grazing and exploring alongside the group. Their peaceful disposition allows them to integrate well into thoughtfully selected community aquariums while remaining interesting enough to become the centerpiece of a species-focused aquarium.
Every Black Chin Livebearer offered by Aquatic Arts is carefully bred and raised under aquarium conditions, producing healthy, well-acclimated fish that readily adapt to home aquariums. Whether you are searching for an uncommon livebearer, expanding your planted aquarium, or adding a conversation piece to your collection, the Black Chin Livebearer offers a rewarding combination of rarity, beauty, and personality that few freshwater fish can match.
What We Love About This Fish
- One of the rarest livebearer species available in the freshwater aquarium hobby.
- Mature males develop striking black chin markings highlighted by a beautiful metallic sheen.
- Constantly grazes algae, biofilm, and microorganisms while actively exploring the aquarium.
- Bred by Aquatic Arts for exceptional health, hardiness, and aquarium adaptability.
Quick Care Guide
Care Level: Easy. Black Chin Livebearers are hardy fish that adapt readily to established freshwater aquariums with stable water conditions.
Temperament: Peaceful. They are active community fish that enjoy living in groups and spend much of the day exploring their surroundings.
Diet: Omnivore (Prepared Foods, Algae, Biofilm, Live and Frozen Foods).
Source: Bred by Aquatic Arts. Girardinus metallicus is native to Cuba.
Average Adult Size: Up to approximately 2 inches (5 cm).
Suggested Minimum Aquarium Size: 15 gallons. Larger aquariums provide additional swimming space and encourage more natural social behaviors.
Swimming Zone: Primarily the middle and upper portions of the aquarium while frequently moving throughout the tank to graze on plants, driftwood, rocks, and décor.
Breeding: Livebearer. Black Chin Livebearers reproduce readily under favorable aquarium conditions and can establish sustainable colonies.
Approximate Purchase Size: Approximately 0.75 to 1 inch.
Water Parameters
Temperature: 72°–80°F (22°–27°C). Stable tropical temperatures support healthy growth, natural behavior, and breeding activity.
pH: 7.0–8.2. Black Chin Livebearers appreciate neutral to moderately alkaline water.
General Hardness (GH): 8–20 dGH. Moderately hard to hard water closely resembles the mineral content found throughout much of the species' native habitat.
Carbonate Hardness (KH): 5–15 dKH. Adequate carbonate hardness helps stabilize pH and promotes long-term health.
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Description
Species Description
The Black Chin Livebearer (Girardinus metallicus) is one of the rarest livebearing fish available in the aquarium hobby, offering aquarists the opportunity to keep a species that is as fascinating as it is uncommon. Bred by Aquatic Arts, this beautiful Cuban native is admired for its shimmering metallic body, energetic personality, and the distinctive black chin and throat that give mature males their memorable common name. While often overshadowed by more familiar livebearers such as guppies and platies, the Black Chin Livebearer rewards aquarists with unique behaviors, peaceful social interactions, and nearly constant activity throughout the aquarium.
Unlike many ornamental livebearers that spend much of their time swimming in open water, Black Chin Livebearers are natural foragers. Throughout the day they methodically inspect plants, driftwood, rocks, and other hardscape as they graze on biofilm, algae, and tiny microorganisms. This constant exploration makes them exceptionally enjoyable to observe, particularly in well-established planted aquariums where they can display their full range of natural behaviors.
Black Chin Livebearers thrive in groups and develop an engaging social hierarchy without becoming overly aggressive. Males regularly display to one another and court females with subtle posturing, while females spend much of their time calmly grazing and exploring alongside the group. Their peaceful disposition allows them to integrate well into thoughtfully selected community aquariums while remaining interesting enough to become the centerpiece of a species-focused aquarium.
Every Black Chin Livebearer offered by Aquatic Arts is carefully bred and raised under aquarium conditions, producing healthy, well-acclimated fish that readily adapt to home aquariums. Whether you are searching for an uncommon livebearer, expanding your planted aquarium, or adding a conversation piece to your collection, the Black Chin Livebearer offers a rewarding combination of rarity, beauty, and personality that few freshwater fish can match.
What We Love About This Fish
- One of the rarest livebearer species available in the freshwater aquarium hobby.
- Mature males develop striking black chin markings highlighted by a beautiful metallic sheen.
- Constantly grazes algae, biofilm, and microorganisms while actively exploring the aquarium.
- Bred by Aquatic Arts for exceptional health, hardiness, and aquarium adaptability.
Quick Care Guide
Care Level: Easy. Black Chin Livebearers are hardy fish that adapt readily to established freshwater aquariums with stable water conditions.
Temperament: Peaceful. They are active community fish that enjoy living in groups and spend much of the day exploring their surroundings.
Diet: Omnivore (Prepared Foods, Algae, Biofilm, Live and Frozen Foods).
Source: Bred by Aquatic Arts. Girardinus metallicus is native to Cuba.
Average Adult Size: Up to approximately 2 inches (5 cm).
Suggested Minimum Aquarium Size: 15 gallons. Larger aquariums provide additional swimming space and encourage more natural social behaviors.
Swimming Zone: Primarily the middle and upper portions of the aquarium while frequently moving throughout the tank to graze on plants, driftwood, rocks, and décor.
Breeding: Livebearer. Black Chin Livebearers reproduce readily under favorable aquarium conditions and can establish sustainable colonies.
Approximate Purchase Size: Approximately 0.75 to 1 inch.
Water Parameters
Temperature: 72°–80°F (22°–27°C). Stable tropical temperatures support healthy growth, natural behavior, and breeding activity.
pH: 7.0–8.2. Black Chin Livebearers appreciate neutral to moderately alkaline water.
General Hardness (GH): 8–20 dGH. Moderately hard to hard water closely resembles the mineral content found throughout much of the species' native habitat.
Carbonate Hardness (KH): 5–15 dKH. Adequate carbonate hardness helps stabilize pH and promotes long-term health.
