|
Introduction
|
Identification Key
|
Indicators of Poor Water Quality
Insects
Midge Larva
(Order Diptera, Family Chironomidae)
Blackfly Larva
(Order Diptera, Family Simulidae)
Others
Pouch Snail (Order Gastropoda, Family Physidae)
Planorbid Snail
(Order Gastropoda, Family Planorbidae)
Leech
(Class Hirudinea)
Aquatic Worm
(Class Oligochaeta)