Pipe fish
Fig. 18: A pipe fish (lat. corythoichthys flavofasciatus) is swimming over the ground. Dive #353: "The Hill", Sabang, Mindoro Island, Philippines — EXIF: Nikon D200; Δt=1/250 s; f=60 mm; f/11.0; ISO 100; 2009-11-06 8:25:15