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Notholithocarpus densiflorus, with Coast Douglas-firs Pseudotsuga menziesii subsp. menziesii and Coast Redwood behind in Sunset Trail, Big Basin Redwoods State Park, Santa Cruz Mountains, California. The dominant forest type in this ecoregion is the coastal redwood forest.
The coast of California north of San Francisco contains the Northern California coastal forests (as defined by the WWF) and the southern section of the Coast Range ecoregion (as defined by the EPA). This ecoregion is dominated by redwood forest, containing the tallest and some of the oldest trees in the world. [22]
Redwoods have existed along the coast of northern California for at least 20 million years and are related to tree species that existed 160 million years ago in the Jurassic era. [95] About 96 percent of the world's old-growth coast redwood forest has been logged, [89] and almost half (45 percent) of what remains is in the RNSP. [96]
The California chaparral and woodlands ecoregion is subdivided into three smaller ecoregions. [1] California coastal sage and chaparral ecoregion: In southern coastal California and northwestern coastal Baja California, as well as all the Channel Islands of California and Guadalupe Island.
By contrast, Rhode Island is the least biodiverse with just one ecoregion—the Northeastern coastal forests—encompassing the entire state. [ 1 ] The terrestrial ecoregions of the 50 states of the United States are as follows:
Big Basin Redwoods State Park is a state park in the U.S. state of California, located in Santa Cruz County, about 36 km (22 mi) northwest of Santa Cruz.The park contains almost all of the Waddell Creek watershed, which was formed by the seismic uplift of its rim, and the erosion of its center by the many streams in its bowl-shaped depression.
Humboldt Redwoods State Park is a state park of California, United States, containing Rockefeller Forest, the world's largest remaining contiguous old-growth forest of coast redwoods. It is located 30 miles (48 km) south of Eureka, California , near Weott in southern Humboldt County , within Northern California , named after the great German ...
Central California Foothills and Coastal Mountains 11.1.2: Central California Valley: 11.1.3: Southern and Baja California Pine-Oak Mountains 11.1.4: Southern California/Northern Baja California Coast 12: Southern Semi-Arid Highlands 12.1: Western Sierra Madre Piedmont 12.1.1: Madrean Archipelago: 12.1.2