The “aquatic ape” theory has been largely dismissed. There’s no compelling evidence to support it.

> Alberta has a succession movement where they want to join the USA.

*secession

Get some cans/tubes of various sizes, cardboard might be easier. On the inside of the cans attach/glue thin (disposable) decorative items—leaves, bottle caps, bark, sticks, trinkets, stencils—anything that would leave an interesting impression.

Pour concrete in, insert eye anchor with a pencil or other straight thing to hold the eye up above the concrete.

Did he straight-up stalk them? PO Boxes aren’t associated with an address other than the Post Office building. He would have had to watch the Post Office box or steal information from the Post Office.