Israel study finds coastal lights leave reef fish sleepless, aggressive, and marked by DNA damage

Israel study finds coastal lights leave reef fish sleepless, aggressive, and marked by DNA damage

Artificial light from coastal cities and waterfront infrastructure may be significantly affecting fish that depend on nearshore coral reef ecosystems. According to a new study, light from hotels, ports, roads, and other waterfront development reaches the reef and disrupts the animals' normal rest. The researchers report that even fairly low nighttime light levels were enough to shift reef fish behavior and stress-related biology, making them mor…