Day/date: May 11, 1988



                              RANGER ACTIVITIES DIVISION
                                 FIELD INCIDENT REPORT

Incident type: Airplane Crash
Log number: 88-78
Date/time of incident: 5/10, 10 am     Date/time received: 5/11, 10 am
Park: Yellowstone       Location: Hayden Valley
Reported by: John Chapman, RAD, RMRO
Received by: Jon Anglin, RAD, WASO

Summary:
A Piper Supercub which was under contract to the park, went down while
conducting an eagle survey in the north end of Hayden Valley. Pilot Bill
Chapman of Sagebrush Arrow Flight Service and NPS Biologist Terry McEneany
were both treated for minor injuries at a local hospital and released. The
crash occurred as the plane was making low, tight turns to observe an eagle
nest and the wing-tip struck the ground. QAS has been notified and is
investigating.

Persons involved:
Name                                 Address             DOB or age
                             *** As noted before ***