Table 2. The interaction effects of pH and larval age for each study parameter

Parameter	Source	df	F-value	p-value
Larval length	pH	4	15.937	0.000***
	Larval age	1	45.127	0.000***
	pH × Larval length	4	4.628	0.002**
Malformation rate	pH	4	85.119	0.000***
	Larval age	1	76.620	0.000***
	pH × Larval length	4	15.868	0.000***
Dna damage	pH	4	10.775	0.000***
	Larval age	1	2.504	0.114
	pH × Larval length	4	0.146	0.965
Oxygen consumption rate	pH	4	7.946	0.001**
	Larval age	1	0.056	0.816
	pH × Larval length	4	1.243	0.325
HSP90 expression	pH	4	1.014	0.424
	Larval age	1	0.071	0.793
	pH × Larval length	4	1.751	0.178
Calmodulin expression	pH	4	0.082	0.987
	Larval age	1	12.339	0.002**
	pH × Larval length	4	1.769	0.175
Carbonic anhydrase I expression	pH	4	3.426	0.027*
	Larval age	1	6.248	0.027*
	pH × Larval length	4	2.749	0.057

p < 0.05,
p < 0.01,
p < 0.001.
HSP, heat shock proteins.