What is eclogical succession? How Hydrarch succession is different from Xerarch succession.

Explanation

The gradual and fairly predictable change in the species composition of a given area is called as ecological succession.
Generally, Hydrarch succession takes place in wetter areas and successional series progress from hydric to the mesic condition.
Where as the Xerarch succession takes place in dry areas and the series progress from Xeric and Mesic conditions.