Levels, Distribution, and Health Risks of Polycyclic Aromatic Hydrocarbons in Four Freshwater Edible Fish Species from the Beijing Market

Table 5

Residual levels of PAHs (lipid normalized) (ng·g⁻¹ lw) in freshwater fish samples.

PAHs	Species	Brain	Bladder	Liver	Roe	Muscle
∑PAHs	Crucian carp	685.92±163.49	1233.83	2168.78±1566.04	1469.73±920.61	1496.40±308.88
	Bighead carp	523.01±311.46	2281.04±500.70	6593.50±2276.79	—	2317.51±228.61
	Carp	148.35±38.20	665.95±100.33	394.66±106.71	527.30±153.16	1230.44±315.89
	Grass carp	81.78±140.27	762.68±361.76	967.79±190.42	—	101.36±100.69
LMWPAHs	Crucian carp	617.55±199.01	1086.74	1901.88±1329.31	1361.42±869.41	1438.56±283.38
	Bighead carp	494.86±292.80	1947.79±293.57	6297.75±2188.34	—	2174.14±172.63
	Carp	141.12±38.06	612.17±93.25	371.90±104.54	474.34±142.55	1140.44±297.25
	Grass carp	454.95±126.86	707.60±331.12	934.95±187.91	—	961.22±118.39
MMWPAHs	Crucian carp	67.21±38.66	143.36	255.98±242.39	105.40±52.52	57.43±26.44
	Bighead carp	27.08±19.06	327.50±234.74	283.10±87.72	—	141.96±59.88
	Carp	7.13±0.39	53.10±33.71	21.87±4.45	51.38±12.68	88.17±18.53
	Grass carp	26.54±15.72	54.95±35.39	31.52±7.52	—	39.27±27.54
HMWPAHs	Crucian carp	1.17±0.73	3.73	10.92±5.54	2.91±1.50	0.42±0.60
	Bighead carp	1.07±0.49	5.74±2.53	12.65±0.74	—	1.41±1.53
	Carp	0.10±0.049	0.68±0.49	0.89±0.43	1.59±0.26	1.82±0.36
	Grass carp	0.29±0.29	0.12±0.095	1.32±0.64	—	0.87±1.35