Heavy Metal Concentrations in Fish from River Tano in Ghana and the Health Risks Posed to Consumers

Table 4

Heavy metals’ accumulation in the muscles of fish species.

Metal	Order of metal accumulation in fish muscles
Pb	S. melanotheron < C. gariepinus < S. galilaeus < C. kingsleyae < P. obscura < C. gariepinus < L. niloticus < M. rume < C. gariepinus < O. niloticus
Cd	O. niloticus < C. gariepinus < O. niloticus < C. kingsleyae < S. melanotheron < P. obscura < C. gariepinus < L. niloticus < C. johnelsi < M. rume
As	C. gariepinus < S. melanotheron < O. niloticus < L. niloticus < P. obscura < C. johnelsi < C. kingsleyae < L. niloticus < S. galilaeus < M. rume
Hg	O. niloticus < C. gariepinus < M. rume < L. niloticus < C. johnelsi < P. obscura < C. gariepinus < S. galilaeus < S. melanotheron < C. kingsleyae
Cr	M. rume < C. gariepinus < S. melanotheron < P. obscura < C. johnelsi < L. niloticus < C. johnelsi < C. gariepinus < C. kingsleyae < S. galilaeus
Zn	S. melanotheron < M. rume < C. kingsleyae < O. niloticus < C. gariepinus < L. niloticus < P. obscura < C. johnelsi < C. gariepinus < S. galilaeus