It really depends on the fish and the pond Koi, kinds of Bass, Carp, and Catfish all live in ponds, and usually eat bugs near the surface or algae & scum along the rocks. In large ponds, some of these even eat smaller fish. read more
It really depends on the fish and the pond. Koi, kinds of Bass, Carp, and Catfish all live in ponds, and usually eat bugs near the surface or algae & scum along the rocks. In large ponds, some of these even eat smaller fish. This answer applies to at least North America. read more
Algae have the potential to turn any garden pond into a suffocating, ugly eyesore. Some types of fish, however, eat pond algae. These fish are usually bottom-feeders. The best place to find information on species that fit your needs and region is your local fish provider, pet store, or hatchery. read more