Table 3 Scheirer–Ray–Hare test results for native and clone moss bags for nº items cm⁻² and bioconcentration factor

Nº items/moss surface

 Native

 Size

1,270,836

2

60.2

 < 0.0001

  Concentration

66,023

2

3.13

0.210

  Size x concentration

638,354

4

30.2

 < 0.0001

  Within

8,650,753

495

  Total

10,625,966

503

21,125

 Moss bags

  Size

14,988,170

2

161

 < 0.0001

  Concentration

4,732,893

2

50.7

 < 0.0001

  Size x concentration

77,273

4

0.830

0.935

  Within

79,096,970

1052

  Total

98,895,307

1060

93,298

Bioconcentration factor

 Native

  Size

972,291

2

65.4

 < 0.0001

  Concentration

1,795,681

2

121

 < 0.0001

  Size x concentration

92,720,83

4

6.23

0.182

  Within

3,401,893

413

  Total

6,262,585

421

14,875

 Moss bags

  Size

21,638,966

2

348.25

 < 0.0001

  Concentration

29,128,936

2

46.9

 < 0.0001

  Size x concentration

1,670,926

4

26.9

 < 0.0001

  Within

27,338,447

854

  Total

53,561,232

862

62,136