The Pseudomystus heokhuii lives in the demersal, freshwater, pH range: 3.5 - 4.5 environment.
Pseudomystus heokhuii, a new species of bagrid catfish from Sumatra (Teleostei: Bagridae) KELVIN K. P. More
Pseudomystus heokhuii(2) Habitat - Click to enlarge - Habitat Pseudomystus heokhuii(3) Dorsal view - Click to enlarge - Dorsal view Pseudomystus heokhuii(4) Habitat - Click to enlarge More
Pseudomystus heokhuii, after Heok Hui Tan, who brought the attention of the fish to the authors. More