Insect traps- Pitfall traps
Pitfall traps are used for ground moving and flightless insects. Pitfall traps consist of a bucket or container buried in soil or other substrate so that its lip is flush with the substrate.
A grain probe is a type of trap used to monitor pests of stored grain, consisting of a long cylindrical tube with multiple holes along its length that can be inserted at various depths within grain.
Soil emergence traps, consisting of an inverted cone or funnel with collecting jar on top, are employed to capture insects with a subterranean pupal stage. Emergence traps have been used to monitor important disease-vectors.