Pitfall traps are widely used for collecting ground-dwelling arthropods, with ramp and tube traps serving as complementary options. This study compares the performance of these three trap types in an arid environment in southeastern Iran. Fieldwork was conducted in spring 2025 across three active orchards in the Sistan region. Six replicates of each trap type (18 total) were deployed along three paired transects. Most adult spiders were identified to the species level, while most other arthropod