Comparison of the community structure of the marine molluscs of the “Banco D. João de Castro” seamount (Azores, Portugal) with that of typical inshore habitats on the Azores archipelago

Table 2 Diversity indices

	S	N	H′	J′ = H′/lnS
DJC1	10	105	1.69	0.73
DJC2	8	69	0.81	0.39
DJC3	12	137	1.46	0.59
DJC4	7	26	1.30	0.67
DJC	9	84	1.32	0.60
RQT1	1	12	0.00	–
RQT2	11	62	1.94	0.81
RQT3	9	52	1.67	0.76
RQT4	8	63	1.63	0.78
RQT5	7	30	1.38	0.71
RQT	9	52	1.67	0.77
CAP1	25	305	1.39	0.43
CAP2	18	143	1.34	0.47
CAP3	20	115	1.82	0.61
CAP4	6	37	0.78	0.43
CAP5	5	26	0.85	0.53
CAP6	20	296	1.74	0.58
CAP7	18	126	1.65	0.57
CAP8	20	141	1.78	0.59
CAP9	19	193	1.65	0.56
CAP10	26	316	1.66	0.51
CAP11	11	95	0.55	0.23
CAP12	7	11	1.21	0.62
CAP	16	150	1.37	0.51

Values in italics represent the average values for DJC, RQT, and CAP samples (RQT1 was excluded from the calculation of the average values)
S Number of species, N total number of specimens, H′ Shannon–Wiener diversity index, J′ evenness; other abbreviations as in Table 1

ISSN: 1438-3888