Aquatic Invertebrates of South African Rivers: Field Guide

The standard pictorial identification guide used for SASS5 (South African Scoring System) macroinvertebrate assessment. Provides family-level identification keys with colour photographs, diagnostic features, and sensitivity scores for all macroinvertebrate families encountered in South African rivers. Essential field companion for biomonitoring practitioners. Citation: Gerber, A. and Gabriel, M.J.M. (2002) Aquatic Invertebrates of South African Rivers: Field Guide. Department of Water Affairs and Forestry, Pretoria.