Since then several publications have arisen from the project. 4029 reefs are currently incorporated in the database, exhibiting strong abundance fluctuations. The PaleoReef Database Project provides a quantitative, paleogeographic compilation of Phanerozoic reefs and thereby permits an objective testing of hypotheses relating reef evolution and changes in the earth system.
The Paleoreef Database Project
Kiessling, W., Flügel, E., and Golonka, J., 2002, Phanerozoic Reef Patterns, SEPM Special Publication, Volume 72: Tulsa, p. 775.