American Cichlid – Keyhole Cichlid – 4cm

Keyhole Cichlid: A Calm and Captivating Aquarium Addition

The Keyhole Cichlid (Cleithracara maronii) is a gentle freshwater fish adored for its unique keyhole-shaped marking. Unlike many cichlids, they are peaceful, making them a perfect choice for community aquariums. Their manageable size and engaging behaviour add charm and tranquillity to any tank. With proper care, they thrive and bring a calming presence that makes them ideal for beginners and seasoned aquarists alike.

Tank Setup for Keyhole Cichlids

A tank of at least 100 liters provides enough room for Keyhole Cichlids to thrive. Soft, sandy substrates help mimic their natural environment, while driftwood, rocks, and live plants offer hiding spots and create a stress-free atmosphere. Stable water temperatures between 23°C and 27°C, along with a pH of 6.0 to 7.5, are essential. Frequent water changes and strong filtration ensure they stay healthy and active.

Diet and Feeding

Keyhole Cichlids need a varied diet to remain healthy and vibrant. Start with high-quality cichlid pellets or flakes as their staple food. Add live or frozen treats like brine shrimp, bloodworms, or daphnia to keep their protein intake balanced. Occasionally offering blanched vegetables like zucchini or spinach supports digestion and boosts overall nutrition. Feeding them a range of foods ensures they stay energetic and display their best colours.

Behaviour and Tank Mates

These shy and peaceful fish are wonderful additions to community tanks. They pair exceptionally well with non-aggressive species like tetras, Corydoras, and plecos. However, it’s best to avoid aggressive or overly boisterous fish, as these may cause unnecessary stress. By providing plenty of hiding spots and plants, you create an environment where Keyhole Cichlids feel secure. This helps them become more confident and interactive over time.

Breeding Keyhole Cichlids

Breeding Keyhole Cichlids is a rewarding experience that’s easier than many think. They are substrate spawners, using flat surfaces like rocks or driftwood to lay eggs. Both parents take turns guarding the eggs and fry, displaying strong parental instincts. To encourage breeding, maintain stable water parameters and provide smooth surfaces for spawning. Feeding fry baby brine shrimp or finely crushed flakes ensures they grow strong and healthy.

FAQs

How big do Keyhole Cichlids grow?
They can grow up to 10 cm, which makes them ideal for medium-sized aquariums.

Are Keyhole Cichlids aggressive?
No, they are one of the most peaceful cichlid species, making them perfect for community setups.

What tank mates are suitable?
Great options include tetras, Corydoras, and small plecos. Avoid aggressive species to keep stress levels low.

What do they eat?
Their diet includes cichlid pellets, live or frozen foods like bloodworms and brine shrimp, and occasional blanched vegetables like spinach or zucchini.

How do they breed?
They are substrate spawners. Both parents guard their eggs and fry, making them excellent caregivers.

Are they beginner-friendly?
Yes, their peaceful temperament and simple care requirements make them suitable for aquarists of all experience levels.

Species Overview

• Species: Cleithracara maronii
• Common Name: Keyhole Cichlid
• Origin: South America
• Diet: Omnivore
• PH Range: 6.0–7.5
• Temperature: 23°C–27°C
• Current size: 4cm
• Max Size: Up to 10 cm
• Tank Size: Minimum 100 liters