Nocturnal fish, such as squirrelfish which gather in schools of several hundred, hide in the crevices of the reef and nervously shoot back into their holes as soon as humans approach.
還有數百成群的夜行性魚類如金鱗魚、擬金眼鯛躲在礁洞裡，人一靠近就驚慌地相互擠壓，游竄到其他洞穴。