Rust-colored water is caused by algae which is also responsible for the blue glow known as bioluminescence -- but there is a ...

"That's more of a problem in a harbor or marina where fish are trapped, but if you look at this bloom, fish can swim out," she said. While algae blooms are not directly toxic to humans, they can ...

Algae growth is a common problem in aquariums ... algae that can compete with your plants and harm your fish. Keeping your ...