I think this is a dark fishing spider.
Species Dolomedes tenebrosus – BugGuide.Net
Yes I think you are right. I didn’t recognise it until you called it.
thank you. A friend was worried. AMAZING spider too!
just saw this video describing how it hunts fish!
They are really a bit of challenge to catch by hand and another thing they can do:
(56) Girl Handles a Huge Fishing Spider While Kayaking – YouTube