Table 5.

Target cancer risk (TR) for heavy metals from consumption of shrimp and crabs from Khulna, Satkhira and Bagerhat regions.

Location	Variety	Target cancer risk (TR)
		As	Pb	Cr	Ni
Khulna	Macrobrachium rosenbergii	4.53 × 10−5	2.18 × 10−7	8.60 × 10−6	3.19 × 10−5
	Metapenaeus monoceros	4.87 × 10−5	2.29 × 10−7	7.27 × 10−6	3.95 × 10−5
	Scylla serrata	4.72 × 10−5	1.96 × 10−7	1.43 × 10−5	3.61 × 10−5
Bagerhat	Macrobrachium rosenbergii	5.03 × 10−5	2.15 × 10−7	1.33 × 10−5	3.95 × 10−5
	Metapenaeus monoceros	4.94 × 10−5	2.03 × 10−7	1.07 × 10−5	5.05 × 10−5
	Scylla serrata	5.58 × 10−5	1.99 × 10−7	1.12 × 10−5	4.89 × 10−5
Satkhira	Macrobrachium rosenbergii	4.75 × 10−5	2.24 × 10−7	1.26 × 10−5	4.38 × 10−5
	Metapenaeus monoceros	4.66 × 10−5	1.98 × 10−7	8.28 × 10−6	4.38 × 10−5
	Scylla serrata	4.67 × 10−5	2.13 × 10−7	1.34 × 10−5	2.54 × 10−5