Originally Posted by hippie_hunter
Actually, it's been pretty well established for quite some time that drowning can kill Wolverine. And since Daken is pretty much exactly like his father in terms of power sets, a simple drowning can most likely do the same to him as well.
Way back in the 80's in WOLVERINE, Tiger Shark gave Wolverine a good run for his money via that method of attack. Of course, back then Wolverine sometimes needed days or, gasp, weeks to full recover from extreme injuries, so such is life.