The roles of larval chironomids in the food chain both lotic and lentic ecosystems are very important. On one hand, chironomid larvae feeding on algae, diatoms, rotting organic matter, plant, animal residues also play an important role these systems as a source for other carnivores omnivorous organisms. In this study, gut contents Cryptochironomus defectus (Kieffer, 1913), Cladotanytarsus mancu...