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Wood and Frass Counts

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2020-08-27T00:00:00Z
These data contain the frass and wood particle presence information which was collected using Passive Environmental Samplers at Waipunalei. Frass is defined as boring dust created by ambrosia beetles (Coleoptera: Scolytinae) during tunnel excavation which includes fine sawdust material, beetle feces, and dead beetle body parts.

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