Lake with a low supply of plant nutrients. Compare eutrophic lake, mesotrophic lake.

A relatively nutrient- poor lake, it is clear and deep with bottom waters high in dissolved oxygen.

deep clear lakes with low nutrient supplies. They contain little organic matter and have a high dissolved oxygen level.

A lake that is relatively unproductive. It has few nutrients and relatively few plants and algae. It tends to be very clear.

Deep, clear lake with low nutrient supplies and little organic matter. Characterized by high transparency and high dissolved oxygen levels.