Black Chin Tetra - Piabucus melanostoma Fish Profile & Care Guide
Introduction
The Black Chin Tetra (Piabucus melanostoma) is a captivating and peaceful species that enriches any community aquarium. With its stunning appearance, sociable nature, and relatively undemanding care requirements, this species remains a popular choice among both novice and experienced aquarists.
In their natural habitat, Black Chin Tetras are known to be social and gregarious, typically forming shoals or small schools. This schooling behaviour should be replicated in the aquarium setting to ensure their well-being and promote natural behaviours. Keeping a group of at least six individuals is recommended.
To ensure a harmonious and compatible community aquarium, it is recommended to cohabitate Black Chin Tetras with peaceful fish of similar size. Suitable tankmates include other Tetra species, Cichlids, and bottom-dwelling fish like Corydoras Catfish. Additionally, many Cyprinids, Rainbowfish, and Loaches are also well-suited companions for these Tetras. Adhering to this selection of compatible species will promote a serene and balanced aquatic environment.
To provide an optimal living environment for the Black Chin Tetra, it is essential to replicate their natural habitat as closely as possible. A spacious aquarium with ample swimming space and hiding spots, such as driftwood, plants, and rock formations, will foster a comfortable and stress-free environment for the fish.
Black Chin Tetras are distinguished by their iridescent silver-yellow scales, adorned with a prominent lateral stripe on each side, terminating in a black patch on the middle caudal-fin rays. The lateral stripe may also exhibit subtle hints of green or yellow, enhancing the fish's striking appearance.
One of the most notable features of this Tetra species is its distinctly black-coloured lower jaw, adding to its unique and visually captivating characteristics. Remarkably, these fish rank among the largest of fish classified as "Tetras," contributing to their desirability among enthusiasts and hobbyists alike.
Availability
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Photos
Sexual Dimorphism
Regrettably, sexual dimorphism remains elusive, particularly in the context of Black Chin Tetras, with limited or inconclusive information available on the visual distinctions between males and females.
Quick Facts
| Scientific Name | Piabucus melanostoma |
|---|---|
| Year Described | 1891 |
| Other Names | Chin Tetra |
| Kingdom | Animalia |
| Classification | Actinopterygii |
| Order | Characiformes |
| Family | Iguanodectidae |
| Genus | Piabucus |
| Origins | |
| Approx Max Size | 12 cm |
| Temperament | Peaceful |
| Aquarium Level | Middle - Top |
| Difficulty | Beginner - Intermediate |
| Shoaling | Yes |
| Best kept as | Groups 6+ |
| Diet & Feeding | Omnivore |
| Reproduction | Egg-Scatterer |
| Average Lifespan | Up to 5 Years |
Water Parameters
| Water Type | Freshwater |
|---|---|
| pH | 6.0 - 7.5 |
| GH | 2 - 20 |
| ℉ | 72 - 80 |
|---|---|
| ℃ | 22 - 27 |
Natural Habitat
Black Chin Tetras are native to the Rio de la Plata, Madeira, and Paraguay Rivers, gracing the waterways of Bolivia, Brazil, Paraguay, Peru, and Argentina within the South American region. Flourishing in diverse freshwater habitats, this species can be found in slow-moving rivers, streams, and flooded forest areas, where they thrive amidst the shelter of submerged vegetation and leaf litter.
Breeding
While limited information exists on the specific breeding behaviour of Black Chin Tetras in the home aquarium, it is generally believed that inducing breeding conditions may require carefully controlling factors such as water temperature, pH levels, and lighting. Providing suitable spawning sites, such as fine-leaved plants or spawning mops, may also encourage successful reproduction.
Diet & Feeding
In the wild, Black Chin Tetras are considered an omnivorous species, feeding on a varied diet that includes small invertebrates, aquatic insects, and plant matter. In a home aquarium, they will readily accept high-quality dried foods such as flakes, pellets, and granules. To ensure a well-rounded diet, it is advisable to supplement their meals with live or frozen foods, such as brine shrimp, bloodworms, and daphnia.
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Published: 06 Feb 2023
Last Updated: 22 Jul 2023