Organisms Used in Water Purification - Fish

Fish

Different species required for each of 3 depth-zones. The fish need to be herbivores.

  • Surface
  • Middle
  • Bottom

Read more about this topic:  Organisms Used In Water Purification

Famous quotes containing the word fish:

    “If a fish is the movement of water embodied, given shape, then cat is a diagram and pattern of subtle air.”
    —Doris Lessing (b. 1919)

    “Big fish eat small fish, and small fish eat shrimp eggs.”
    —Chinese proverb.

    “Remember the waterfront shack with the sign FRESH FISH SOLD HERE. Of course it’s fresh, we’re on the ocean. Of course it’s for sale, we’re not giving it away. Of course it’s here, otherwise the sign would be someplace else. The final sign: FISH.”
    —Peggy Noonan (b. 1950)