Fish biomarkers from a different perspective: evidence of adaptive strategy of Abramis brama (L.) to chemical stress

Environmental Sciences Europe

Table 2 Chronic toxic pressure calculated according to official monitoring data [19, 20]

	Protected area		Urban area
	Bezdan	Bogojevo	Novi Sad
SUM TUch
2017	0.4133 (0.2372–0.7659)	0.502 (0.2882–1.6786)	0.3594 (0.2280–0.6007)
2018	0.9219 (0.22502–2.6422)	0.7489 (0.0159–2.3934)	0.3646 (0.1163–1.0479)
Spring 2018	0.9463 (0.5706–1.6044)	0.3178 (0.1933–0.4084)	0.4510 (0.1865–0.7222)
SUM TUch org
2017	0.0015 (0–0.0089)	0.0009 (0–0.0058)	0.0010 (0–0.0045)
2018	0.0041 (0.00005–0.0201)	0.0052 (0–0.0363)	0.0022 (0–0.0092)
Spring 2018	0.0126 (0.0008–0.0201)	0.0027 (0.0012–0.0038)	0.0045 (0.0021–0.0092)
Number of measured organic compounds > LOQ
2017	4 (0–6)	3 (0–9)	4 (0–10)
2018	6 (1–13)	6 (0–16)	5 (0–8)
Spring 2018	10 (5–13)	6 (5–7)	6 (6–6)

Values present average of calculations based on 12 (2017, 2018) or 3 (spring 2018) measurements, minimum and maximum values measured in respective periods are given in brackets
SUM TUch the overall chronic toxic pressure calculated as arithmetic sum of chronic TUs, SUM TUch org chronic toxic pressure from organic compounds, LOQ limit of quantitation