We've over-fished & polluted their habitats, scrambling the species to a point where you have to filet these poor creatures just know which restroom they use! Now one of our parasites is compromising their love lives - I'd say our finny friends here have a very justified bone to pick with humanity.
Also, I found it fascinating (also slightly saddening) that Sturgeons can live for 100 or more years - now I'm contemplating the fact that a fish could live longer than me . . .