Here are the 100 most common species observed in Ontario that I personally had not observed prior to the year 2020.
Filters used:
Display species
Verifiable
Observed in Ontario
Unobserved by mws
Display only those at species or lower
Uploaded before January 1st 2020
This list only accepts taxa that are species
![](https://inaturalist.nz/assets/logo-eee-15px-8f26cb7404257fa9b8ee143ca65be95b53e98e56f81ff1678848b9e3ae2e13ee.png)