1. Secondary succession is much more commonly observed and studied than primary succession . 2. File : Primary Succession Diagram . svg | Primary succession occurring over time. 3. File : Primary Succession Diagram . svg | Primary succession occurring over time. 4. Ecosystems that experience disturbances that undergo primary succession . 5. About Clements'distinction between primary succession and secondary succession, Cowles wrote ( 1911 ): 6. Hydrosere is the primary succession sequence which develops in aquatic environments such as lakes and ponds. 7. A primary succession describes those plant communities that occupy a site that has not previously been vegetated. 8. Management undertaken in recent years has been essential to maintaining open areas, the most threatened by primary succession . 9. Goes into flavorful detail describing such things as primary succession taking root on the island, to life finally blooming. 10. Nitrogen supplies are limited in new soils, and nitrogen-fixing species tend to play an important role early in primary succession .