Table of new county records (2018 and previous years) - but if you are intereested in a particular county, see this table instead
Table of new birding-square records (2018 and previous years)
Table showing source of atlas records
Post records for inclusion in the Atlas on e-butterfly.org or iNaturalist.ca or, for large batches, email the TEA.
Here are the rules currently (February 2018) being used in the atlas. This is all in flux because of the recent paper on azures.