Alex Mustard / RF- Roughhead blenny (Acanthemblemaria aspera) female, high magnification of golden variety living in tube on coral reef. East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea. (T...

Alex Mustard / RF- Secretary blenny (Acanthemblemaria maria) peering from hole in massive Starlet coral (Siderastrea siderea). East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea. (This image...