Colombian Zebra Pleco L129Colombian Zebra Pleco (L129) The L129 Colombian Zebra Pleco (Hypancistrus debilittera) is a bit more common than most L species plecos, but still displays a unique and breathtaking pattern. Its black body and distinct white patterning makes it a top candidate for the planted or nano aquarium. A generally peaceful and hardy species, the Colombian Zebra Pleco is an excellent, undemanding candidate for most aquariums. Unlike the widely seen Common Pleco