What happens to the population size of each of the pond organisms when the perch population size is decreased? how many of the species in the food web are affected by a population change in a single species?

Many species would be affected by a decrease in perch(a fish). Most of the ponds organisms would populate and eventually out grow their living capacity.

im not in connections yet but i might can you some questions. what grade are you in?

d. groundwater flows through the subsoil and deposits minerals.