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Venezuelan Corydoras

Venezuelan Corydoras

The Venezuelan Corydoras is a mid-sized catfish prized for its striking blue-green sheen across the body. Recognized as one of the most vividly colored strains within the Corydoras aeneus group, it forms peaceful shoals that bring a calm, shimmering presence to any tank. Gentle by nature, it gets along well with tankmates and helps keep the substrate clean by foraging along the bottom. Hardy and tolerant of a range of water conditions, it's a great choice for beginners new to Corydoras keeping. Adults reach around 7.5cm, and a tank with roughly 80cm of floor space is enough to keep a small shoal comfortably.

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About Venezuelan Corydoras

A mid-sized Corydoras with a distinctive blue-green sheen. Hardy and easygoing, it's a great choice for beginners looking to keep a peaceful shoal. Adults reach about 7.5cm.

7 things to know before welcoming a Venezuelan Corydoras

  1. 1Keep Them in a Shoal

    Venezuelan Corydoras have a strong shoaling instinct. They settle in and show more natural behavior when kept in groups of the same species rather than alone. A tank with around 80cm of floor space can comfortably house a small shoal.

  2. 2Hardy Water Tolerance

    This is a hardy strain that tolerates a range of water conditions well. That said, sudden shifts in water chemistry still stress fish, so change water gradually rather than all at once.

  3. 3Choose Fine Substrate

    Because they forage along the substrate for food, fine-grained sand is gentler on their barbels than coarse gravel. Sharp-edged substrate is best avoided.

  4. 4Pick Peaceful Tankmates

    They're calm and rarely aggressive toward other fish. Housing them with boisterous or aggressive tankmates can make them shy and prone to hiding, so peaceful species are a better match.

  5. 5Use Sinking Food

    They aren't strong competitors at the water's surface, so sinking food ensures it actually reaches them at the bottom. Check that faster fish aren't eating it all first.

  6. 6Watch for Oxygen Stress

    If they start swimming up to gulp air at the surface more often than usual, it can signal low oxygen in the water. Treat it as a cue to check filtration, flow, and water-change frequency.

  7. 7Cycle the Tank First

    When introducing them to a new tank, it's best to wait until the filter bacteria have established. Acclimate them slowly to avoid sudden swings in temperature or water chemistry.

Frequently asked questions about Venezuelan Corydoras

Q.Is the Venezuelan Corydoras suitable for beginners?
A.Yes — it's a hardy strain that tolerates a range of water conditions, making it one of the more beginner-friendly Corydoras. As long as you keep up with basic tank maintenance, it isn't a difficult fish to keep.
Q.Can it be kept with other fish?
A.Its calm temperament makes it compatible with many other species. Avoid housing it with aggressive or boisterous fish, since it can become shy around them — peaceful tankmates are a safer choice.
Q.How many should be kept together?
A.Because it has a strong shoaling instinct, it's best kept in groups rather than alone. A tank with around 80cm of floor space is enough to house a small shoal comfortably.
Q.How is it different from regular Corydoras aeneus?
A.The Venezuelan Corydoras is a strain within the Corydoras aeneus group known for its blue-green sheen. Its general care and behavior follow the same guidelines as standard C. aeneus.
Q.Is it subject to any regulation?
A.This species is not subject to CITES.

Useful tools for Venezuelan Corydoras care

💧Aquarium Volume CalculatorCalculate water volume, weight, and heater wattage from tank dimensions🧪Water Quality CheckerFind compatible fish, shrimp, plants & corals based on pH, temperature & hardness🍽️Feeding GuideCheck feeding frequency, portion sizes & supplements by species and growth stage🤝Compatibility CheckerCheck compatibility between two species on a 5-level scale📊Fish Compatibility MatrixCheck fish compatibility at a glance with our matrix chart🔄Nitrogen Cycle GuideAuto-calculate bacteria colonization timeline for new tank cycling🗓️Seasonal Care CalendarMonthly care events and seasonal management tips at a glance🚿Water Change CalculatorAuto-calculate optimal water change frequency and volume by tank size and fish count🐠Stocking CalculatorCalculate max fish capacity for your tank size with overstocking alertsElectricity Cost SimulatorCalculate monthly and annual electricity costs for care equipment with presets🧬Breeding PlannerSelect parent varieties to view breeding schedules and offspring patterns🏞️Tank Layout PlannerGet substrate, plant & hardscape suggestions based on tank size and style🧮Care Cost SimulatorEstimate initial, monthly & annual costs by category, care level and quantity⚖️Species Comparison ToolCompare two species side by side: care difficulty, size, lifespan & temperature🎯Pet Match DiagnosticAnswer 7 questions to find your top 3 perfect pets📋Lifetime Cost SimulatorEstimate lifespan and lifetime costs by species for dogs, cats, reptiles and more🚚Transport Safety CheckerCheck transport safety score and precautions by category, season, method and distance💊Medication Dosage CalculatorCalculate proper medication dosage by body weight and medicine type for fish, reptiles, and small animals⏱️Quarantine & Acclimation TimerManage quarantine periods and acclimation steps with countdown timers. Includes recommended durations by species

Learn more about Venezuelan Corydoras in the encyclopedia

View Venezuelan Corydoras encyclopedia entry →

Care difficulty, lifespan, size and diet — all basics covered.

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