Flash Pleco (Panaqolus albivermis) Care Guide
A compact wood-eating pleco from Peru with a black body crossed by thin white or cream-colored lines. As a true xylivore, driftwood is essential in its diet and habitat.
Compiled by Aquairi from published sources · Published · Updated
Overview
Panaqolus albivermis is a species in the family Loricariidae. A compact wood-eating pleco from Peru with a black body crossed by thin white or cream-colored lines. As a true xylivore, driftwood is essential in its diet and habitat. Easy to keep for a pleco species, making it a great entry point into the world of L-number catfish for beginners.
Taxonomy
- Family: Loricariidae
- Genus: Panaqolus
- Scientific name: Panaqolus albivermis
- Other names: L204, Panaqolus albivermis, Peru Stripe Pleco
- Origin: South America
Habitat
Endemic to the Rio Ucayali basin of Peru. Inhabits warm clearwater rivers with submerged wood. Traded under the L-number L204; a member of the wood-eating genus Panaqolus that requires driftwood in the diet to aid digestion.
Tank requirements
- Minimum tank volume: 80 L
- Temperature: 24-28 °C
- pH: 5.5-7.5
- GH: 2-12 °dGH
- Water flow: moderate
- Adult size: 8-10 cm
- Lifespan: 8-12 years
- Difficulty: beginner
Diet
Classified as herbivore. Recommended feeding frequency: 1x daily. In captivity, offer a varied diet appropriate to the species — quality prepared foods supplemented with frozen or live items of suitable size.
Compatibility
- Temperament: peaceful
- Swimming level: bottom
- Compatible tank mates: Tetras, Corydoras, Rasboras, Dwarf Cichlids, Other peaceful fish
- Avoid with: Large aggressive fish, Other wood-eating plecos in small tanks
Breeding
- Breeding strategy: cave-spawner
- Breeding difficulty: intermediate
Flash Pleco (Panaqolus albivermis) Breeding Guide
Overview
Panaqolus albivermis (L204) has been bred successfully in aquaria, and its breeding is described as quite simple compared with many other loricariids. It is a wood-eating cave-spawner; uniquely, Panaque-type plecos do not eat their own eggs or young.
Sexing
Sexual differences become visible from about 8 cm. The clearest feature is the tail: mature males develop a very hairy or spiky tail covered in odontodes, while the female does not, or does so to a much lesser extent.
Conditioning
Maintain the group on a diet built around several types of driftwood, which the fish rasp for food. Keep nitrate low (below about 5 mg/l) with frequent water changes. Breeding is flexible on hardness and pH; a GH of around 5-6 is fine, and a temperature of 27-29 °C is reported.
Breeding Setup
A 300-500 litre tank suits a group of about 3-4 males and 5-6 females. Provide narrow nesting caves roughly 15-18 cm long and 3-4 cm wide, closed at one end, a thin sand layer, extensive driftwood and strong current directed through the caves.
Spawning Behavior & Trigger
Males occupy nesting caves and attract females using their tail filaments; the pair's tails hook together and touch for several hours before the female enters the cave, where the male blocks her exit and she lays eggs. Notably, triggering spawning is described as almost impossible: there appears to be no reliable trigger effect despite experiments with water changes and temperature.
Egg & Fry Care
The male takes the role of caretaker and only leaves the cave to eat once the young begin to hatch. Eggs hatch after six or seven days, and the young live on their yolk sac for about twelve days depending on temperature; after about four weeks they approach 2 cm. Wood is critical: without it many young die and survivors grow much more slowly.
Common Challenges
The main challenge is getting fish to spawn at all, since no dependable trigger exists. Once eggs are produced, the limiting factor for fry is access to suitable wood, so a varied, wood-rich setup is essential.