Texas Gulf oysters show signs of stress as microplastics turn up in nearly all tested

Texas Gulf oysters show signs of stress as microplastics turn up in nearly all tested

Testing wild oysters from two Texas Gulf Coast sites found microplastics in almost all specimens, and the animals' tissues also showed signs of physiological stress that may reflect pollution-related effects. The findings add to growing concern about what filter-feeding seafood can reveal about water quality — and what that could mean for ecosystems and the people who eat shellfish. Here's what to know From South Padre Island and San Martin Lake…