Skip to main content

Table 4 Indicator taxa and indicator values (IV) identified for four season data using ISA analysis with Monte Carlo permutation test (4999 runs)

From: Temporal variations in macroinvertebrate communities from the tributaries in the Three Gorges Reservoir Catchment, China

Family name

Seasons

Indicator Value (IV)

p-value

Caenidae

Spring

25.5

0.0002

Ceratopogonidae

Spring

17.8

0.0002

Unidentified Diptera

Spring

18.8

0.0002

Chironomidae

Spring

28.1

0.0258

Planorbidae

Summer

12.1

0.0018

Baetidae

Autumn

30.3

0.0004

Ecnomidae

Autumn

11.8

0.0006

Heptageniidae

Autumn

25.8

0.0286

Leptoceridae

Autumn

6.9

0.0442

Ephemerellidae

Winter

23.8

0.0014

Tipulidae

Winter

22.1

0.002

Mytilidae

Winter

11

0.0194

Hydropsychidae

Winter

20.7

0.0282

Limnephilidae

Winter

7.5

0.0398

  1. Indicator species (p ≤ 0.05)