Ohio Certified Volunteer Naturalist (OCVN) Program

The Ohio Certified Volunteer Naturalist (OCVN) Program is run through The Ohio State University Extension. Participants wishing to receive the OCVN certification complete 40 hours of instructor-led training and 40 hours of community service. Coursework includes training in geology, plants, insects, birds, mammals, reptiles and amphibians, ecology, stewardship, and interpretation. Classes are offered throughout the state, and now include a host site at Cincinnati Nature Center’s Center for Conservation. 

Certification cost is $150; $80 for current Cincinnati Nature Center volunteers. For those who would like to attend the classes but not receive certification, the fee is $10 per class for Cincinnati Nature Center members, $19 for nonmembers (includes daily admission) and FREE for Cincinnati Nature Center volunteers). Pre-registration is required. 

CLICK HERE for more information about registering.

10 am–2 pm



TOPIC/PRESENTER – all speakers are the same as listed on the Monday schedule




Monday, 9/18 10 am-2 pm

Geology/Dr. Brenda Marsh Cincinnati Museum Center

Thursday 9/14, 6-9 pm


Monday, 9/25, 10 am-2 pm

Herpetology/Sheila Riley - Cincinnati Nature Center

Saturday 9/16, 9 am-1 pm

Watersheds/Aquatic Life

Monday, 10/2, 10 am-2 pm

Watersheds & Aquatic Life/Jacob Hahn, John McManus Clermont Soil and Water Conservation District, Jana Marshall-Westhoven – Clermont County Park District

Thursday 9/21, 6–9 pm


Monday, 10/9, 10 am-2 pm

Mammals/Connie O’Connor - Cincinnati Nature Center

Thursday 9/28, 6–9 pm


Monday, 10/16, 10 am-2 pm

Plants/Jason Neumann - Cincinnati Nature Center

Saturday 9/30, 9 am-1 pm

Ornithology/Dr. Emily Imhoff, Zoology Collections Manager, Cincinnati Museum Center

Monday, 10/23, 10 am-2 pm

Ornithology/Dr. Emily Imhoff, Zoology Collections Manager, Cincinnati Museum Center

Saturday 10/5, 6-9 pm &
Thursday, 10/12, 6-9 pm

Ecological Concepts

Monday, 10/30, 10 am-2 pm

Nature Interpretation/Jason Neumann - Cincinnati Nature Center



Monday, 11/6, 10 am-2 pm

Ecological Concepts & Stewardship – Dr. Cory Christopher - Cincinnati Nature Center

Saturday 10/14, 9 am-1 pm


Monday, 11/13, 10 am-2 pm

Soils/Mike Hoge, CNC and Gigi Neal, Clermont OSU Extension

Thursday 10/19, 6-9 pm


Monday, 11/20, 10 am-2 pm

Forests/Kathy Smith, OSU Ext, Envir. & Nat. Resources

Thursday 10/26, 6-9 pm


Monday, 12/4, 10 am-2 pm

Entomology and Invertebrates/Melissa Sabo - Cincinnati Nature Center

Saturday 10/28, 9 am-1 pm

Nature Interpretation



Saturday 11/4, 9 am-1 pm

Entomology and Invertebrates