Across China: Building reef shelters for marine fish in east China

FUZHOU, March 16 (Xinhua) -- Fishermen in the city of Putian, east China's Fujian Province, are doing something very cool out at sea -- they are using giant-but-hollow cement Rubik's cubes to build "reefs" to shelter fish.

Multiple holes on the surface of such cubes allow fish to easily burrow into these artificial reefs, making them suitable as places to live, breed, and hide from potential predators. These eff