The Gnatholepis davaoensis lives in the demersal, brackish, marine environment.
Gnatholepis davaoensis Seale, 1909: 537 (Samal Id, Gulf of Davao, Mindanao, Philippines). Gnatholepis gemmeus Herre, 1927: 135, pl. 9, fig. 3 (Samal Id, Gulf of Davao, Mindanao). NEOTYPE: BPBM 18670, male, 52. More