Pseudochromis yamasakii

This species is distinguished from its congeners by the following characters: D III,25, all segmented rays are branched; A III,15 where anal-fin spines are moderately stout and pungent, the second spine stouter than third; scales in lateral series 37-38; circumpeduncular scales 16; predorsal scales 15, extending anteriorly to anterior AIO pores; caudal fin is rounded (Ref. 118103).

Dorsal spines (total): 3; Dorsal soft rays (total): 25; Analspines: 3; Analsoft rays: 15; Vertebrae: 26

Water temperatures of two photograph sites were 18°C and 21°C , suggesting that this species is tolerant of relatively low temperatures (Ref. 118103).

Pseudochromis yamasakii, the dottybelly dottyback, is a species of ray-finned fish from the northwest Pacific Ocean around Japan, which is a member of the family Pseudochromidae. This species reaches a length of 5.1 cm (2.0 in).