Yellow and-blueback fusiliers

Caesio teres, Caesio tile

Raja Empat, Papua, Indonesia

Fuji S2 12-24 mm @ 12, 1/60 @ f/8

Fusiliers are the main target of blast (dynamite) fishers, so the presence of dense schools is an encouraging sign of a healthy reef.

The red-and-blue fishes are Blue-dash fusiliers (C. Tile).