Blue Crabs Invade New Hampshire Coast | Concord News

Concord News Today | 2 Min News | The Daily News Now! · Aug 12, 2026 · 1m

New Hampshire’s lobster kingdom may be under siege as Atlantic blue crabs—normally found farther south—move north, thriving in warming waters and establishing permanent footholds. Scientists are tracking not just blue crabs but also fiddler and lady crabs, all reshaping coastal marshes and raising alarms about the future of native species and fisheries. Researchers are pulling traps, analyzing stomach contents and molecular data to understand these invaders’ diets and long-term impact, especially on struggling lobsters. While climate-driven shifts bring potential economic opportunities, the…