Black Kuhli Loach
The (Pangio oblonga) is a peaceful, eel-like bottom-dwelling fish valued for its solid dark coloration and active scavenging behaviour. Unlike the striped Kuhli Loach, this species displays a uniform deep brown to black body, making it a striking contrast against light substrates in planted aquariums.
es are nocturnal and social fish that thrive in groups. When provided with appropriate hiding spaces and soft substrates, they become active and engaging members of peaceful community aquariums. Physical Characteristics
Adult Size: Approximately 8–10 cm (3–4 inches)
Coloration: Solid dark brown to black
Body Shape: Slender, eel-like profile
Fins: Small and subtle
Sexual Dimorphism:
Females are typically rounder and slightly larger
Males are slimmer Behaviour & Temperament
Temperament: Very peaceful
Tank Level: Bottom
Social Behaviour: Should be kept in groups of 4 or more
Activity Level: Nocturnal to crepuscular Suitable Tank Mates
Other peaceful tetras
Rasboras
Corydoras catfish
Dwarf cichlids (peaceful species)
Gouramis (non-aggressive species)
Avoid:
Aggressive or predatory fish
Large cichlids
Fish that compete aggressively for food Breeding Information
Spawning Type: Egg scatterer
Breeding Setup:
Soft, slightly acidic water
Fine-leaved plants or spawning mops
Parental Care: None
Notes: Breeding is rare in home aquariums Special Considerations
Sensitive to poor water quality
Requires soft substrate to prevent injury
Excellent escape artists — a tight-fitting lid is essential
More active in dimly lit or heavily planted tanks Aquarium Requirements
Minimum Tank Size: 30 litres
Water Temperature: 22–28°C
pH Range: 5.5–7.5
Water Hardness: 2–10 dGH
Substrate: Sand or fine grave
Decor: Live plants, driftwood, shaded areas
Filtration: Moderate, well-maintained
Lighting: Moderate; plants help diffuse brightness Diet & Feeding
Diet Type: Omnivore
Recommended Foods:
High-quality flakes or micro pellets
Frozen foods such as daphnia and brine shrimp
Occasional live foods for conditioning
Feeding Frequency: Once or twice daily in small portions
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