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In 2007, National Geographic and the National Park Service sponsored a BioBlitz at Rock Creek Park on May 18-19. In a 24-hour period, teams of scientists, naturalists, and volunteers recorded a grand total of 661 plant and animal species.

Complete Species Tally
Amphibians and Reptiles: 15
Aquatic Invertebrates: 16
Aquatic Plants: 36
Birds: 82
Fish: 23
Fungi: 73
Mammals: 15
Terrestrial Invertebrates: 28
Terrestrial Plants: 218
Terrestrial Insects: 154
Total: 661


Past BioBlitzes