A new study published in the journal Royal Society Open Science has found that microplastics affect the behavior of hermit crabs, a key part of the ocean ecosystem. The study, conducted by Queen’s University, highlights how microplastics impact hermit crabs’ growth and reproduction. In a press release, researchers explained the study’s methodology, saying, “The research involved keeping hermit crabs in two tanks: one which contained polyethylene spheres (a common microplastic pollutant) and one without plastic (control) for five days.