Margined madtom (Noturus insignis) COSEWIC assessment and status report 2012: chapter 1

Assessment Summary – May 2002

Common name : Margined madtom

Scientific name : Noturus insignis

Status: Data Deficient

Reason for designation : The question of whether this species is native or introduced or a mixture of the two could not be resolved using the data available. Testing of an appropriately structured genetic hypothesis is needed to resolve the issue of eligibility.

Occurrence : Ontario and Quebec

Status history : Designated Threatened in April 1989. Status reexamined in May 2002 and placed in the Data Deficient category. Last assessment based on an update status report.