The 2002-2003 Vertebrate Survey confirmed the presence, at least occasionally, of 202 species of birds in or near the park. These have been placed onto lists based on residency status and abundance. For definitions of the various residency categories or abundance categories see definitions.
Did You Know?
The mission at Waiilatpu had a sawmill supplying it with needed cut lumber. It was located in the Mill Creek drainage. Lumber was needed for the split rail fences and finishing the houses built at the mission.