Michael J. Ottenbacher

• Aquatic management plan
• Aquatic management plan ... in the State of Utah
• Fremont River drainage management plan, hydrologic unit 14070003 addendum
• July 2003 addendum to Aquatic management plan Escalante River Drainage hydrologic unit 14070005 in the state of Utah
• Management plan, Escalante Desert Drainage hydrologic unit 16030006
• Middle Sevier River drainage management plan hydrologic unit 16030003
• Upper Virgin, Fort Pierce Wash, Lower Virgin drainages management plan hydrologic units 1501008, 15010009, 15010010