A typical school of the surgeon fish, Acanthurus olivaceus, grazing on algae during the time when filamentous algae were abundant.This period occurred soon after placement of the pipes and the redand green filamentous algae were replace with blue-gre
12/18/2018 9:28:21 AM
Photographer: Dr. James P. McVey
Affiliation: NOAA Sea Grant Program
Date: Apr-68
Location: Pokai Bay, Oahu
Subject: Coral Reefs
Subject: Artificial Reef
Subject: Vertebrates Fish