Sampling efforts for determining fish species richness in megadiverse tropical regions - Pompeu, Paulo S; Carvalho, Débora R. de; Leal, Cecília G; Leitão, Rafael P; Alves, Carlos Bernardo M; Braga, Daniela F; Castro, Miriam A; Junqueira, Nara T; Hughes, Robert M (Environmental Biology of Fishes, 2021)