Definite integrals of Effective Quantum Yield (Y(II)) and the dissipative parameters Y(NO), Y(NPQ) e Y(NPQ)/Y(NO) obtained from the studied macroalgae species after 24 days of exposition to different acidification treatments (n = 4 ± SD).

<p>Different letters above bars indicate significant differences according to Student Newman-Keuls post-hoc test (p <0.05).