Grand Canyon National Park is home to 2,708 documented species across 11 categories, including 14 threatened or endangered species and 2408 native species.
Biodiversity Overview
Species by Category
Native vs Non-Native Species
Abundance Distribution
| Abundance Level | Species Count | Percentage |
|---|---|---|
| NA | 1,942 | 71.7% |
| Common | 243 | 9% |
| Occasional | 158 | 5.8% |
| Uncommon | 135 | 5% |
| Unknown | 112 | 4.1% |
| Rare | 93 | 3.4% |
Threatened & Endangered Species
Endangered Species List
Grand Canyon National Park contains 14 species with federal threatened or endangered status.
| Species | Category | Status | Nativeness |
|---|---|---|---|
| Western Spadefoot | Amphibian | NA | Native |
| Mexican Spotted Owl | Bird | NA | Native |
| Southwestern Willow Flycatcher | Bird | EN | Native |
| Yellow-billed Cuckoo | Bird | NA | Native |
| Yuma Clapper Rail | Bird | EN | Native |
| Bonytail, bonytail chub | Fish | EN | Native |
| Humpback Chub | Fish | NA | Native |
| Razorback Sucker | Fish | EN | Native |
| Roundtail Chub | Fish | EN | Native |
| Canada lynx, Canadian Lynx, lynx | Mammal | NA | NA |
| Agassiz's Desert Tortoise, Desert Tortoise, Mohave Desert Tortoise, Mojave Desert Tortoise | Reptile | NA | Native |
| Narrowhead Garter Snake, Narrowhead Watersnake, Narrow-headed Garter Snake, Narrow-headed Gartersnake | Reptile | NA | NA |
| Pagosa ipomopsis, Pagosa skyrocket | Vascular Plant | EN | Native |
| sentry milk-vetch | Vascular Plant | EN | Native |
Conservation Priorities
Of the 2,708 species in Grand Canyon National Park, 14 require active conservation management. The most species-rich category is Vascular Plant with 1,753 documented species.
Frequently Asked Questions
How many species are in Grand Canyon National Park?
Grand Canyon National Park has 2,708 documented species across 11 categories. Vascular Plant is the largest category with 1,753 species.
Are there endangered species in Grand Canyon National Park?
Yes, Grand Canyon National Park is home to 14 threatened or endangered species requiring conservation management.
What is the most common wildlife category?
The most common category is Vascular Plant (1,753 species), followed by Bird (456).
Data Source: National Park Service (NPS) Biodiversity Database.
Last Updated: April 10, 2026