The Knodus borki lives in the benthopelagic, freshwater environment.
Tricky to tell from the picture, but I think it's Knodus borki, which until recently was believed to be Boehlkea fredcochui. More info here. More
Knodus borki is considered to be closely related to K. megalops, but differ in the lateral line (incomplete in Knodus borki vs. complete in K. megalops), the size of eye (2.46–3.24 times in standard length in K. borki vs. 2.2 in K. More