Alex Mustard / Three spot damselfish (Stegastes planifrons) guards his eggs. East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Alex Mustard / White-tail damselfish (Stegastes leucorus) juvenile over coral. Cape Marshall, Isabela Island, Galapagos National Park, Galapagos Islands. East Pacific Ocean.

Claudio Contreras / Cortez damselfish (Stegastes rectifraenum), Espiritu Santo National Park, Sea of Cortez (Gulf of California), Mexico, February

Claudio Contreras / Cortez Damselfish (Stegastes rectifraenum), Espiritu Santo National Park, Sea of Cortez (Gulf of California), Mexico, February

Claudio Contreras / Cortez Damselfish (Stegastes rectifraenum) and Yellow Seastar (Pharia pyramidata), Espiritu Santo National Park, Sea of Cortez (Gulf of California), Mexico, February

Claudio Contreras / Beaubrummel (Stegastes flavilatus) juvenile, San Agustin Bay, Huatulco Bays National Park, southern Mexico, November

Claudio Contreras / Acapulco damselfish (Stegastes acapulcoensis), San Agustin Bay, Huatulco Bays National Park, southern Mexico, November

Claudio Contreras / Beaubrummel (Stegastes flavilatus) juvenile, San Agustin Bay, Huatulco Bays National Park, southern Mexico, November

Claudio Contreras / Acapulco damselfish (Stegastes acapulcoensis) in coral San Agustin Bay, Huatulco Bays National Park, southern Mexico, November

Claudio Contreras / Acapulco damselfish (Stegastes acapulcoensis) juvenile with blue sponge, San Agustin Bay, Huatulco Bays National Park, southern Mexico, November

Claudio Contreras / Whitetail Damselfish (Stegastes leucorus) juvenile, IUCN Vulnerable, Socorro Island, Revillagigedo Archipelago Biosphere Reserve / Archipielago de Revillagigedo UNESCO Natural World Heritage Site (Soc...

Claudio Contreras / Clarion Damselfish (Stegastes redemptus, IUCN Vulnerable, Socorro Island, Revillagigedo Archipelago Biosphere Reserve / Archipielago de Revillagigedo UNESCO Natural World Heritage Site (Socorro Island...