Table 1.

Activities of anammox, AOB, and NOB at different operation stages

Day	Temp (°C)	Activity ofa:
		Anammox		AOB		NOB (nitrite consumption)
		Ammonium consumption	Nitrite consumption	Ammonium consumption	Nitrite production
13	25	16.6	23.4	ND	ND	ND
113	25	11.9	13.2	12.5	14	ND
137	12	11.4	15.4	26.6	26	ND
268	12	18.4	24.2	28.4	31	ND

^aValues are expressed in nmol N · mg protein⁻¹ · min⁻¹. ND, not detectable.