What is the difference between primary and secondary succession?

The stages of secondary succession are similar to those of primary succession: insects and weedy plants (frequently from surrounding ecosystems) are often the first to recolonize the disturbed area, and these species are replaced by hardier plants and animals as time goes on. read more

Primary succession occurs in areas where no life has existed, whereas secondary succession happens when a disaster has devastated an area but has left some life in place. Succession begins with the colonization and activity of the pioneer species. read more

Primary vs Secondary Succession “Succession” is a series of complex processes taking place in the environment due to various driving forces governed by nature. The main causes leading to succession are climatic factors such as erosion, wind, fire, and volcanic activities. read more

It is of two types: Primary and Secondary succession. Primary succession is a biotic succession which occurs on lifeless unoccupied areas e.g., newly exposed barren rock, newly formed sand dunes, newly created pond or reservoir. read more