Secondary Succession: The Natural Process of Ecological Community Renewal

secondary succession

Succession following a disturbance that destroys a community without destroying the soilSecondary = Soil

Secondary succession is a type of ecological succession that occurs after a disturbance that has resulted in the removal of all or some of the existing vegetation (such as a forest fire, landslide, or clear-cutting of a forest area). In secondary succession, the ecological community is rebuilt from the remnants of the original community, or from seeds, spores, and other propagules that remain in the soil or arrive from nearby areas.

The process of secondary succession can be divided into several stages. Initially, the area is colonized by pioneer species that are adapted to harsh conditions, such as weedy plants, grasses, and shrubs. These species are able to grow quickly and reproduce rapidly, and are often able to disperse over large distances to colonize new areas. Over time, other species begin to colonize the area, and gradually take over from the pioneers. As the community becomes more complex, the diversity of species increases and the community becomes more stable.

The final stage of secondary succession is the development of a climax community. This is a stable, mature community that has reached a state of equilibrium, in which the species present are in balance with each other, and with the environment. The time it takes for a climax community to develop can vary depending on the disturbance and the characteristics of the environment, but it can take many years or even centuries.

Secondary succession is a natural process that is essential for the renewal of ecosystems, and it can help to maintain biodiversity and ecosystem function. However, human activities, such as deforestation or urbanization, can disrupt or prevent the process of secondary succession, leading to the loss of biodiversity and ecosystem services.

More Answers: