JEB -- Frick and Wright 205 (1): 79 Figure IG3

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Fig. 3. Ammonia excretion (J_Amm) (A) and urea excretion (J_Urea) (B) in Rivulus marmoratus exposed to 0 (fresh water), 15 (control), 30 and 45 ${per thousand}$ sea water for 1, 3, 5, 7 and 9 days. Values are expressed as means + S.E.M. (N=6). Columns labelled with one or more letters that are the same on a particular day are not significantly different; the absence of a letter indicates no significant difference. Columns labelled with no letters in common are significantly different (P<0.05).