Muscle [ATP] (A), [creatine phosphate] (CrP) (B) and calculated [AMPfree]/[ATP] (C) in goldfish exposed to normoxia (N; ∼9.5 mg O2l–1; open squares) and.

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Muscle [ATP] (A), [creatine phosphate] (CrP) (B) and calculated [AMPfree]/[ATP] (C) in goldfish exposed to normoxia (N; ∼9.5 mg O2l–1; open squares) and 12 h of hypoxia (∼0.3 mg O2l–1; closed squares). Muscle [ATP] (A), [creatine phosphate] (CrP) (B) and calculated [AMPfree]/[ATP] (C) in goldfish exposed to normoxia (N; ∼9.5 mg O2l–1; open squares) and 12 h of hypoxia (∼0.3 mg O2l–1; closed squares). Horizontal broken lines through normoxia are shown as a reference. Data are means ± s.e.m. (N=5 to 15). *Significant difference from normoxia, P<0.05. Lindsay A. Jibb, and Jeffrey G. Richards J Exp Biol 2008;211:3111-3122 © The Company of Biologists Limited 2008