The Mystery of the Salmon

After it rained, the salmon started acting real strange! Strange? What do you mean by strange? Well, they would start swimming in circles, all jittery-like. Then, they'd just roll over! And stop moving all together! It almost sounds to me like maybe those fish were... Poisoned! Oh! Poisoned! Where exactly did you see these fish, Mr. Staddikeman? Just down the road! There's a creek over there that I use to wash my underwear! Ugh... everyone does it! Let's check it out, detective Mindy. Maybe we can get a water sample!"