I've ran all up and down the River in East Ronafure and there is no River in West Ronafure and have never seen a River Crab, where are you guys finding them?
there is a lake in west ronfaure, on map its called Knightwell and its got crabs and gobs around it, some other thing slike hares and stuff around it as well
Ive gotten Water Crystals Land Crab Meat Remi Shells Rock Salt Dont remember a Earth Crystal though but maye not paying attention and what is Lake Lufet Salt? I have never even heard of it before.
They do drop water crystals. In fact, if you start in San D'Oria these are the only creatures, other than the pugils, that you can get water crystals from for the first 10 levels or so.