Fig. 2

Diversity indices matrices for macroinvertebrates: (a) taxa richness, (b) Shannon–Wiener, (c) Simpsons, and (d) evenness along the Luvuvhu River system. Abbreviation: Trib – tributary.
Diversity indices matrices for macroinvertebrates: (a) taxa richness, (b) Shannon–Wiener, (c) Simpsons, and (d) evenness along the Luvuvhu River system. Abbreviation: Trib – tributary.