Black Phantasm Pleco L501

Black Phantasm Pleco (L501)

The Black Phantasm Pleco (L501) is a rare and highly sought-after species known for its dark, velvety body accented by subtle marbling or lighter phantom-like markings. This striking Hypancistrus-type pleco develops a bold, high-profile appearance with an impressive dorsal fin, making it a standout addition to any freshwater aquarium. Native to South America, it prefers warm, well-oxygenated water with plenty of hiding spaces among driftwood, caves, and rockwork.

Despite its dramatic appearance, the L501 is generally peaceful and does well in calm community aquariums with other non-aggressive fish. Like many plecos, it is primarily nocturnal and will appreciate dim lighting and secure hiding spots. A varied diet including high-quality sinking foods, frozen protein foods, and occasional vegetable matter will help maintain good health and coloration.

This species is best suited for aquarists with stable, mature aquariums and good filtration, as it thrives in clean, oxygen-rich water with moderate flow.

Scientific Name: Hypancistrus sp. L501
Common Name: Black Phantasm Pleco
Origin: South America
Adult Size: Approximately 4–8 inches
Temperament: Peaceful
Diet: Omnivore/Carnivore – sinking pellets, frozen foods, protein-rich foods
Minimum Tank Size: 20–40+ gallons depending on adult size and setup
Temperature: 25–29°C (77–84°F)
pH: 5.5–7.5
Care Level: Moderate

A rare and eye-catching pleco ideal for planted aquariums and peaceful community setups with plenty of cover.