St. Croix River, Southwest โ€” Fishing restrictions

Smallmouth Bass
Season / Restrictions Bag Limit Minimum Size Maximum Size
April 15September 30 , 2 25cm N/A
October 1October 31 0 25cm N/A
Rivers, brooks and streams from Grand Falls to the Milltown Bridge
Exceptions
April 15December 31 Fly Fishing in rivers, brooks and streams from the old Union Mills Bridge remnants upstream to the power house dam at Milltown Fly fishing only beginning Apr 15
April 15September 15 Non-boundary waters of rivers, brooks and streams 5 10cm N/A
April 15September 30 Boundary waters between New Brunswick and Maine of rivers, brooks and streams 2 25cm N/A
Exceptions
April 15December 31 Fly Fishing in rivers, brooks and streams from the old Union Mills Bridge remnants upstream to the power house dam at Milltown Fly fishing only beginning Apr 15