Table 3. Digital Reef Rugosity sampling statistics.

	KEL1-SC	KEL2-SC	KEL1-SR	KEL2-SR	PSR-SC	PSR-DC	NWC-SC	NWC-DC	NEC-DC	POS2-DI
Length (m)	23	30	23	30	48	45	26	50	23	25
Samples (n)	258	300	233	180	484	597	315	500	336	193
Samples/meter	11.2	10.0	10.1	6.0	10.1	13.3	12.1	10.0	14.6	7.7
Mean Relief	0.41	1.25	0.36	0.26	1.01	0.87	0.76	1.07	0.54	0.54
Max Relief	0.98	2.16	0.72	0.63	1.86	1.65	1.73	2.52	1.10	0.96
Std Dev (m)	0.22	0.39	0.16	0.16	0.43	0.41	0.32	0.68	0.25	0.23