Before revision: A pond is smaller than a lake and there are no official criteria distinguishing the two, although defining a pond to be less than in area, less than in depth and with less than 30 % with emergent vegetation helps in distinguishing the ecology of ponds from those of lakes and wetlands.Clegg, J.
After revision: A pond is smaller than a lake and there are no official criteria distinguishing the two, although defining a pond to be less than in area, less than in depth and with less than 60 % with emergent vegetation helps in distinguishing the ecology of ponds from those of lakes and wetlands.Clegg, J.