Filamentosa Whiptail Catfish (Dasyloricaria filamentosa)
A Unique and Elegant Bottom-Dweller
The Filamentosa Whiptail Catfish is a fascinating freshwater species known for its elongated body, delicate fin extensions, and excellent camouflage. These peaceful, bottom-dwelling fish are prized by aquarists for their intriguing appearance and beneficial role in keeping the substrate clean.
Tank Setup for Filamentosa Whiptail Catfish
- Minimum Tank Size: 100 liters
- Substrate: Soft sand or fine gravel to prevent damage to their delicate barbels
- Decor: Driftwood, rocks, and leaf litter to mimic their natural habitat
- Water Parameters:
- Temperature: 24°C–28°C
- pH Range: 6.0–7.5
- Water Hardness: Soft to moderately hard
- Filtration: Strong filtration with moderate water flow to maintain high water quality
- Lighting: Dim or moderate lighting to reduce stress
Diet and Feeding
Filamentosa Whiptail Catfish are omnivores with a preference for a plant-based diet. To keep them healthy and vibrant, offer:
- High-quality sinking wafers or algae pellets
- Fresh vegetables like blanched zucchini, spinach, or cucumber
- Occasional protein sources such as bloodworms, brine shrimp, and daphnia
- They also graze on biofilm and detritus within the tank
Behaviour and Tank Mates
- Temperament: Peaceful and best kept in a calm community tank
- Ideal Tank Mates:
- Small tetras
- Corydoras catfish
- Apistogramma species
- Other gentle bottom-dwellers
- Avoid: Large, aggressive, or fin-nipping species
Breeding Filamentosa Whiptail Catfish
Breeding these catfish is challenging but possible with the right setup:
- Males guard the eggs in a hidden area, often on driftwood or rocks
- Ensure soft, slightly acidic water conditions
- Feed fry infusoria or finely crushed foods after hatching
FAQs
How big do they grow?
They reach up to 15–18 cm in length.
Are they easy to care for?
Yes, they are beginner-friendly as long as they have a well-maintained environment.
Do they eat algae?
Yes, they help control algae but should be supplemented with proper food.
Can they live alone?
They are fine as singles but prefer to be in small groups.
Species Overview
- Species: Dasyloricaria filamentosa
- Common Name: Filamentosa Whiptail Catfish
- Origin: South America
- Diet: Omnivore (Algae, vegetables, small invertebrates)
- PH Range: 6.0–7.5
- Temperature: 24°C–28°C
- Max Size: Up to 18 cm
- Tank Size: Minimum 100 liters
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