Sparisoma rocha

Sparisoma rocha or Trindade parrotfish is a species of parrotfish endemic to the islands of Trindade and Martin Vaz in southeastern Brazil. The species can be distinguished from its congeners easily by its coloration. S. rocha is a herbivore, grazing on algae that grows on rocks or coralline substrate.

Etymology
It was named after Luiz A. Rocha to honor his contributions to ichthyology.