Vol 8 Natural History of Yellowstone ... Introduction ... Yellowstone Fact Sheet
Welcome to Nature-Explorer.net
Introduction

Yellowstone Fact Sheet

Yellowstone has som amazing statistics. There are 10,000 thermal features, waterfalls up to 300 feet high and more roaming wildlife than anywhere else in the 48 states of the USA!
Nature-Explorer.net is your Internet guide to the world of nature. Browse through the natural world from Rainforests to Deserts. Find out facts about animals from Komodo dragons to butterflies, from graceful dolphins to huge dinosaurs. All text and graphics are copyrighted by REMedia, or by third parties who are acknowledged within this web site.
Based on information from the US National Park Service

Size
3,472 square miles (8,987 square km)
2,219,823 acres (898,714 hectares)
63 miles north to south (102 km)
54 miles east to west (87 km)
Larger than Rhode Island and Delaware combined

Location
91% in Wyoming
7.6% in Montana
1.4% in Idaho

Elevation
Highest point: 11,358 ft (3462 m) - Eagle Peak
Lowest point: 5,282 ft (1610 m) - Reese Creek

Habitats
Approximately 5% is covered by water; 15% is meadow and grassland; and 80% is forested.

Climate
Precipitation ranges from 10 inches (26 cm) at north boundary to 80 inches (205 cm) in the southwest corner.
Temperatures range from 10°F (-12°C) mean in January, to 55°F (13°C) mean in July at Lake Yellowstone in the center of the park. Record High Temp: 98°F (37°C) - Lamar 1936 Record Low Temp: -66°F (-54°C) - Madison 1933

Plants
8 species of conifers (Approximately 80% of forest is comprised of Lodgepole Pine.) Approximately 1,050 species of native vascular plants 168 species of exotic (non-native) plants

Animals
Largest concentration of free-roaming wildlife in the lower 48 states and the global temperate zone.

7 species of native ungulates (hoofed mammals)
2 species of bears. Approximately 49 species of other mammals. 90 species of birds. 18 species of fish (5 non-native). 6 species of reptiles. 4 species of amphibians. 5 species protected as "threatened or endangered"

Yellowstone Lake
136 square miles surface area (35,400 hectares)
110 miles of shoreline (177 km) 20 miles north to south (32 km) 14 miles east to west (23 km) Average depth - 139 feet (42 m) Maximum depth - 390 feet (119 m).

Geology
Approximately 10,000 thermal features
Approximately 200-250 active geysers
Tallest waterfall: 308 feet (94 m) - Lower Falls of the Yellowstone River. One of the world's largest calderas (volcanic explosion crater). It
measures 28 miles x 47 miles (45 km x 75 km).

Facilities
9 visitor centers / museums / information stations. 9 hotels / lodges (2,184 hotel rooms / cabins). 7 NPS operated campgrounds (458 sites). 5 concession operated campgrounds (1,744 sites). Over 2,000 buildings (NPS and concession). 49 picnic areas

Roads and Trails:
5 Park entrances. 370 miles of paved roads. Approximately 1,200 miles of trails. 97 trailheads
Approximately 300 backcountry campsites.