German Blue Ram (Mikrogeophagus ramirezi)

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Species Overview

• Scientific Name: Mikrogeophagus ramirezi
• Common Names: German Blue Ram, Blue Ram, Butterfly Cichlid, Ramirezi
• Size: 2–3 inches (5–8 cm)
• Lifespan: 3–4 years 
• Temperament: Peaceful, mildly territorial during breeding
• Difficulty: Intermediate to advanced care 

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Appearance

• Coloration: Electric blue highlights over a gold/silver base, with red/orange accents on fins
• Markings: Distinct black vertical stripe across the eye ("bandit mask") and dark patches near the dorsal fin 
• Sexual Dimorphism:
  • Males: Longer dorsal fin rays, more vivid coloration
  • Females: Smaller, rounder, with pinkish belly 

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Tank Setup

• Minimum Tank Size: 20 gallons for a pair 
• Substrate: Fine sand or smooth gravel
• Decor: Dense planting, driftwood, caves, flat stones for spawning
• Lighting: Moderate to subdued; floating plants help diffuse light
• Filtration: Gentle flow; peat filtration and Indian almond leaves recommended

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Water Parameters

• Temperature: 74–82°F (23–28°C)
• pH: 5.0–7.5 (slightly acidic preferred)
• Hardness: 5–12 dGH
• Maintenance: Weekly 20% water changes; stable, mature tank required 

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Diet

• Type: Omnivorous
• Staple Foods: High-quality flakes or pellets
• Treats: Brine shrimp, bloodworms, mosquito larvae, vegetables
• Feeding: Small portions 2–3 times daily to maintain water quality 

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Behavior & Compatibility

• Tank Level: Mid to bottom
• Social Structure: Best kept in pairs or small groups
• Tank Mates:
  • Peaceful species like Corydoras, Tetras, Dwarf Gouramis
  • Avoid aggressive or large cichlids 

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Breeding

• Method: Egg-layer
• Spawning Site: Flat stones or pits
• Egg Count: Up to 300
• Parental Care: Both parents guard and fan eggs; fry become free-swimming in ~5 days 
• Fry Diet: Infusoria, then crushed flakes and baby brine shrimp

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