Community Science

OCCA is a science-driven organization.

Learn more about some of the scientific data that OCCA staff and volunteers collect. Our organization prides itself on making our data open to the public, so it can be used by the public, institutions, municipalities, or governmental organizations to further scientific research or local change.

Hours Spent in 2025...

Find Our Data

Stream Monitoring — CMC Database

Culvert Assessments — NAACC Database

Invasive Surveys — iMapInvasives

Invasives Found & Reported by OCCA, 2019-2025

Stream Monitoring