Madrona Marsh Nature Preserve

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Last Updated: December 5, 2025

Madrona Marsh Nature Preserve is a 43-acre wetland located in Torrance, California.


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Summary

The preserve is home to a variety of plants and animals, many of which are endangered or rare.

One of the main reasons to visit Madrona Marsh is for its unique ecosystem. The marsh is one of the last remaining vernal wetlands in Southern California, and is home to over 100 species of birds, as well as fish, reptiles, and mammals.

Visitors to the preserve can take guided tours, participate in bird-watching, or explore the trails on their own. Some of the specific points of interest to see include the bird-viewing platform, the butterfly garden, and the visitor center, which offers educational exhibits about the marsh's ecosystem.

Interesting facts about the area include that the preserve was once slated for development, but was saved by community efforts in the 1970s. Additionally, the marsh is an important stopover for migratory birds, and is used by researchers to study wetland ecology.

The best time of year to visit Madrona Marsh is in the spring, when wildflowers are in bloom and migratory birds are passing through. However, the preserve is open year-round and offers different experiences throughout the seasons.

       

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Park & Land Designation Reference

National Park
Large protected natural areas managed by the federal government to preserve significant landscapes, ecosystems, and cultural resources; recreation is allowed but conservation is the priority.
State Park
Public natural or recreational areas managed by a state government, typically smaller than national parks and focused on regional natural features, recreation, and education.
Local Park
Community-level parks managed by cities or counties, emphasizing recreation, playgrounds, sports, and green space close to populated areas.
Wilderness Area
The highest level of land protection in the U.S.; designated areas where nature is left essentially untouched, with no roads, structures, or motorized access permitted.
National Recreation Area
Areas set aside primarily for outdoor recreation (boating, hiking, fishing), often around reservoirs, rivers, or scenic landscapes; may allow more development.
National Conservation Area (BLM)
BLM-managed areas with special ecological, cultural, or scientific value; more protection than typical BLM land but less strict than Wilderness Areas.
State Forest
State-managed forests focused on habitat, watershed, recreation, and sustainable timber harvest.
National Forest
Federally managed lands focused on multiple use—recreation, wildlife habitat, watershed protection, and resource extraction (like timber)—unlike the stricter protections of national parks.
Wilderness
A protected area set aside to conserve specific resources—such as wildlife, habitats, or scientific features—with regulations varying widely depending on the managing agency and purpose.
Bureau of Land Management (BLM) Land
Vast federal lands managed for mixed use—recreation, grazing, mining, conservation—with fewer restrictions than national parks or forests.
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