GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY
Blue damselfish (Pomacentrus pavo). Damselfish (family Pomacentridae) are small territorial reef fish of tropical waters that feed on plankton, algae and small crustaceans. They are also popular aquarium fish as they are hardy and take almost any food. Photographed off Vava'u, Tonga, South Pacific.
Model release not required. Property release not required.