Please welcome Eyoyo Underwater Fishing Cameras.https://amzn.to/3siEgXn
I see that. It was wicked. Don't think I'd be out there but would make for a cool story
https://m.facebook.com/groups/276312082423995?view=permalink&id=1003117949743401 See if that works
No you have to log into facespace to see it.
You have to be a member of that group it was posted in to see it
Was there a wind creating that shift in the ice?
Usually on a windy day the water will move up and down in the hole.