L59 Starry Night Pleco
The size of this species reaches approximately 160mm or 6.3" in standard length (SL). When searching for similar-sized species, you can look for those that are near, nearer, or of the same size.
To identify this species, it is important to note that mature males and occasionally females have soft tentacles, which are bushy fleshy growths, on their snouts. This particular characteristic is unique to the Ancistrus genus.
The striking feature of this species is the rusty reddish-orange fin rays, which serve as a key identifying characteristic. However, it's worth noting that this feature tends to diminish with age.
When it comes to sexing this species, it follows the typical pattern seen in the Ancistrus genus. Males possess the so-called "bushy nose," which refers to the soft tentacles on their snouts. Females may also have smaller growths on their heads, although to a lesser extent than males.