Hudson Bay Arc – Crater Explorer

Saginaw Bay to Hiawatha Crater - The Cosmic Tusk

Ahead Of The Curve: Hudson Bay's Semicircular Nastapoka Arc - WebEcoist

Ken Jennings on Nastapoka Arc, the Giant Canada Crater No One Can Explain

Data sources used for 3D geologic modelling of the Flin Flon

Craters by radiation/Laboratory - Wikiversity

Clearwater Lakes - Dual Impact Craters - SpaceRef

The Lowdown - Nature really is an excellent designer.

Hudson Bay's Nastapoka Arc

Canadian Impacts / Crater Chains / Extinct Ice Age Monsters -Cosmography101-33.2 w/ Randall Carlson

CRATER CLASSIFICATION – Crater Explorer

Hudson Bay Arc – Crater Explorer

Hudson Bay Arc – Crater Explorer

Hudson Bay Crater - Astronomy News