Years ago I lived on board a boat, and we had a freakishly high-tide ... to the point that if you walked down the fixed pier, you were in waist-deep, moving, water. Even though the pilings were equipped with a slide/ring rig that let you lines slide up/down the pilings with the tide, lines were being pulled tight, and the tide was still rising.
They needed volunteers to go out and cut lines loose and re-tie the boats, so being a teenager, I jumped at the chance. I later realized why they wanted volunteers ... walking down a pier, at night, in waist-high, moving, water, with a life-vest, safety line, machete, and a coil of new line. You know what they say about teenaged boys ... "young, dumb, and full of ...."