Health Risk Assessment and Levels of Heavy Metals in Farmed Nile Tilapia (Oreochromis niloticus) from the Volta Basin of Ghana

Table 4

Pearson’s correlation for heavy metal concentrations in fish and fish feed.

Metals	Zn	Fe	Mn	Ni	Cr
Zn	0.321	0.215	0.411	0.310	0.247
Fe	0.215			0.472	0.311
Mn	0.411			0.222	0.363
Ni	0.310	0.472	0.222	0.267	0.136
Cr	0.247	0.311	0.363	0.136	0.481

^∗∗Correlation is significant at level (two-tailed).