Ancistrus sp. 'L183' 
Starlight Bristlenose - Peppermint 
 
Natural Habitat
Environment: Slow-moving, tannin-rich blackwater rivers and streams with dense vegetation
Water Conditions: Soft, acidic water with stable parameters
Temperature Range: 24–28°C (75–82°F)
Physical Description
Body Shape: Typical bristlenose pleco shape, with a flattened body and sucker mouth
Coloration: Velvet black body speckled with bright white spots, resembling a starry night sky
Fins: Distinctive white edging on the dorsal and caudal fins, most prominent in juveniles and males
 
Aquarium Care
Tank Size: Minimum 30 gallons for a single fish, larger for multiple or community setups
Water Parameters:pH: 5.5–7.0
Temperature: 24–28°C (75–82°F)
Water Flow: Gentle to moderate
Substrate: Soft sand or smooth gravel
Décor: Driftwood for grazing and hiding spots, caves for shelter, and live plants for a natural environment
Filtration: Efficient filtration with regular water changes to maintain water quality and prevent buildup of organics
 
Diet
Type: Herbivorous
Preferred Foods: Algae wafers, blanched vegetables (zucchini, cucumber, spinach), and occasional protein like bloodworms or Repashy gel food
Feeding Frequency: Feed once or twice daily, ensuring a balanced diet
 
Behavior & Tank Mates
Temperament: Peaceful and reclusive, especially active at night
Compatible Tank Mates:Small tetras, rasboras, and peaceful dwarf cichlids
Other bottom dwellers like Corydoras and small loaches
Avoid aggressive or highly territorial fish
Behavior Notes: Prefers shaded areas and will spend much of its time grazing on surfaces or hiding in caves during the day
 
Breeding
Spawning Method: Cave spawner, with males guarding the eggs until they hatch
Breeding Conditions:Provide dedicated breeding caves or PVC pipes
Slightly cooler water changes can trigger spawning behavior
Fry Care: Newly hatched fry feed on biofilm and algae, gradually accepting crushed vegetables and algae wafers as they grow
 
Ancistrus sp. 'L183' — Starlight Bristlenose Pleco
Family: LoricariidaeOrigin: Rio Orinoco Basin, Venezuela and ColombiaSize: 10–12 cm (4–5 inches)Lifespan: 5–8 years with proper care