Preventing ballast-water invasions of alien species In Marine Science, Research News, Science & Nature, Video / 10 November 2009 Related posts: Cold, dark and lonely: Deep-water corals thrive where the sun never shines Diversity of resident crabs is key to coral survival New DNA study suggests coral reef biodiversity is seriously underestimated Preventing home invasions means fighting side-by-side for coral-dwelling crabs and shrimp Tags: Chesapeake Bay, invasive species, Smithsonian Environmental Research Center