A natural habitat is an ecological or environmental area where a specific species lives. It is the place in nature that particular species calls home. To help picture what this means, think of a zoo.
Quick Answer. A mixture of vinegar and borax will kill most algae growing on bricks and concrete. Homeowners do not need harsh chemicals to get rid of these pesky growths.
Ultra Violet Light Clarification Will NOT kill any algae not exposed directly to the UV rays - ie those algae not circulating in the pond water because they are not exposed directly to the UV rays eg blanket weed, or algae attached to pond surfaces. Ultra Violet Light Clarification Will NOT kill bacteria or viruses.