Contribution of Shellfish Consumption to Lower Mercury Health Risk for Residents in Northern Jiaozhou Bay, China

Table 1

Hg contents in the different species of shellfish samples (wet weight, mg·kg⁻¹).

Species	Number	Range	Average	Geometric mean	S.D.
Argopecten irradians	31	0.147–1.072	0.452a	0.381	0.280
Busycon canaliculatum	38	0.003–1.096	0.250b	0.104	0.186
Haliotis asinina	21	0.085–0.477	0.243b	0.208	0.134
Concha Ostreae	47	0.023–0.256	0.095c	0.073	0.068
Sinonovacula constricta	36	0.033–0.171	0.080c	0.068	0.048
Neptunea cumingi	27	0.006–0.201	0.073c	0.054	0.053
Ruditapes philippinarum	156	0.001–0.094	0.024cd	0.016	0.015

Notes: there is no significant difference between those containing same letters, and there is significant difference between those containing different letters, with .