Fig. 8

Time courses of variation of ammonia concentration in tank water in different treatments. Control – Ambient CO2 and water temperature at 29 ± 1 °C; ETem32 – Water temperature elevated to 32 °C; ETem34 – Water temperature elevated to 34 °C. ECO2 – CO2 bubbled to water to maintain pH at 5.5–5.6. M – Metamorphosis; D - Death