. 2016 Sep 1;4:e2425. doi: 10.7717/peerj.2425

Table 2. Interspecific comparison of the degree of bioerosion among the five parrotfish species represented by rates of focal species to another species.

Focal species	Compared species	GAI (times)	Feeding rate (times)	Degree in bioerosion (GAI × Feeding rate) (times)
Chlorurus sordidus	C. bowersi	1.10	1.13	1.25
	S. rivulatus	1.76	0.40	0.71
	S. niger	2.81	0.47	1.33
	S. forsteni	2.81	0.67	1.89
C. bowersi	C. sordidus	0.91	0.88	0.80
	S. rivulatus	1.59	0.36	0.57
	S. niger	2.55	0.42	1.07
	S. forsteni	2.55	0.59	1.51
Scarus rivulatus	C. sordidus	0.57	2.48	1.41
	C. bowersi	0.63	2.81	1.76
	S. niger	1.60	1.18	1.88
	S. forsteni	1.60	1.66	2.66
S. niger	C. sordidus	0.36	2.11	0.75
	C. bowersi	0.39	2.38	0.94
	S. rivulatus	0.63	0.85	0.53
	S. forsteni	1.00	1.41	1.41
S. forsteni	C. sordidus	0.36	1.49	0.53
	C. bowersi	0.39	1.69	0.66
	S. rivulatus	0.63	0.60	0.38
	S. niger	1.00	0.71	0.71

Notes.