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.
Copper sulfate is a commonly used algaecide, but it can be lethal to fish at concentrations necessary to achieve algal control. Trout, ornamental goldfish, and grass carp are particularly sensitive to copper sulfate, and alternative algaecides should be used in ponds stocked with these species.