Royal Phantom Pleco LARGEThe Royal Phantom Pleco, also known as the Royal Panaque or Panaque nigrolineatus, is a large, wood eating freshwater fish appreciated for its striking coloration and impressive size. They are known for their dark brown to black bodies adorned with white or cream colored spots and stripes. These plecos are native to South America and can grow up to 17 inches (43 cm) in length.