Fishing in Monster Hunter Wilds is pretty simple: find a body of water, cast your line, wait for a fish to bite, and then reel them in. The closer you cast your line towards a fish (too close will scare them off), the better your chances are at catching them.
However, as pointed out by u/bAss-ackward, if you've been playing with ray-tracing, you might have noticed that it's a lot harder to fish, as the reflections completely obscure what's under the water. So, the better your game looks, the harder it is to catch a meal. And as one fan points out, it feels out of place anyway.
Fishing in the forest near the Wudwud hideout was already hard to track the fish as is, I imagine this would amke it way harder.
"Wilds' water doesn't need expansive reflections. Its bodies of water have such high levels of turbidity and sediment that reflections don't even make sense msot of the time," u/Haru17 explained. "With the exception of that little oasis and plenty in the forest (but even in places like that the game is clearly emphasizing the water's transparency)."
u/bAss_ackward also explained in the comments that it...