23 The graph below shows the range of water conditions preferred by three species of fish in an Ozark stream
Species 1
Species 2
Species 3
Warmer
Colder
Water with many
Suspended particles
Clearer
Flows slower
Flows faster
Water with which of these conditions would cause the most competition for resources among
all three species of fish?

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.