JEB -- Frick and Wright 205 (1): 79 Figure IG1

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Fig. 1. Diurnal ammonia excretion (J_Amm) (A) and urea excretion (J_Urea) (B) in laboratory-reared Rivulus marmoratus. Values are expressed as means + S.E.M. (N=18). Columns labelled with one or more letters that are the same are not significantly different. Columns labelled with no letters in common are significantly different (P<0.05).