What is water pollution?

Water pollution is water polluted by trash and other substances. Its been a major problem for a long time. Some organic things that pollute water are Detergents,food processing waste,chemical waste,sediment,trash,petroleum,fish nets,ship wrecks and there are many others. Many of those get into the marine ecosystem by fish eating it and drinking it .If one fish eats it many other will be affected by it.
By:Sean Cooper