Table 2. Summary of GAMs investigating the influence of symbiont types and depth on the lipid fraction ratio of P. speciosa and S. hystrix.

	Estimate	SE	t value	P
Pachyseris speciosa
Symbiont type	0.797	0.666	1.197	0.2400
Depth	1.000	1.000	3.465	0.0713
Symbiont type x Depth	2.000	2.000	2.075	0.1410
Seriatopora hystrix
Symbiont type	0.211	0.101	2.090	0.0434
Depth	2.480	3.060	5.559	0.0030
Symbiont type x Depth	2.000	2.001	1.670	0.2027

Numbers in bold denote statistical significance α<0.05.