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Table 4 Proportion of micronuclei (MN) and binuclei (BN) in and EROD activity  ±  standard deviation (SD) in pmol/min/mg for caged (CF) and field-captured (FF) fish at the respective time points

From: Fish health in the Nidda as an indicator for ecosystem integrity: a case study for Central European small streams in densely populated areas

  Sampling site Species Time point MN (‰) BN (‰) EROD activity  ±  SD (pmol/min/mg) n
CF monitoring HC1 O. mykiss Apr 16 0.194 0.361 1.140 ± 0.926 20
HC2 O. mykiss Apr 16 0.500 0 0.687 ± 0.397a 19
N1 O. mykiss Apr 16 0.429 0 0.481 ± 0.313a 15
N2 O. mykiss Apr 16 0.472 0 0.246 ± 0.149b 18
N3 O. mykiss Apr 16 0.361 0.083 0.531 ± 0.333a 17
N6 O. mykiss Apr 16 0.500 0.107 0.424 ± 0.153ab 14
FF monitoring N1 S. trutta f. fario Jun 16 0.278c 0 1.512 ± 0.336a 10
N1 S. trutta f. fario Sep 16 0 0 0.578 ± 0.270b 9
N2 S. trutta f. fario Sep 16 0 0.444c 0.457 ± 0.360b 9
N2 L. cephalus Jun 16 0.100 0 0.624 ± 0.456 10
N6 L. cephalus Jun 16 0.222 0.056 0.541 ± 0.219 9
N6 L. cephalus Sep 16 0.167 0.083 0.625 ± 0.326 10
N1 B. barbatula Jun 16 0.111 0 0.097 ± 0.095 10
N1 B. barbatula Sep 16 0.100 0 0.132 ± 0.051 9
N2 B. barbatula Jun 16 0 0 0.108 ± 0.179 10
N2 B. barbatula Sep 16 0.150 0.050 0.111 ± 0.068 10
N3 B. barbatula Jun 16 0 0.050 0.199 ± 0.161 10
N3 B. barbatula Sep 16 0 0.100 0.207 ± 0.099 10
N6 B. barbatula Jun 16 0.250 0 0.147 ± 0.180 9
N6 B. barbatula Sep 16 0.278 0 0.149 ± 0.118 9
  1. Significances are either marked by different letters (a,b,c)