TABLE 2.

Diversity indices for samples collected in May, July, and September^a

Index	Collection date (mo)	Diversity index
		HCK20.6		WCK3.9		BCK12.3		EFK6.3		EFK13.8		EFK23.4
		MC	NB	MC	NB	MC	NB	MC	NB	MC	NB	MC	NB
Shannon	May	6.29	5.98	6.41	6.25	6.39	6.63	6.37	6.28	6.44	6.40	6.21	6.16
	July	6.68	6.88	6.12	6.41	6.82	6.76	6.52	6.57	6.77	6.62	6.92	6.67
	September	6.71	6.82	6.73	6.58	6.88	6.78	6.73	6.87	7.24	6.89	6.33	6.38
Chao1	May	2,371	1,887	2,520	1,567	1,811	2,840	3,193	3,427	2,582	2,870	2,135	2,294
	July	3,041	3,816	2,181	3,178	3,110	3,185	3,151	3,261	2,995	2,359	3,057	2,976
	September	3,094	4,167	3,462	3,439	2,961	2,765	3,069	3,768	4,088	3,705	2,819	2,811

^aDiversity indices were calculated at a 3% distance. MC, midchannel sample; NB, near-bank sample.