Join The Work

Help keep California’s rivers cold, clean, and connected.

Your support helps restore habitat, remove barriers, and protect the waters native fish and communities depend on.

People rafting through a cold California river corridor

Planned Giving / Legacy Circle

Leave a river to the next generation.

A legacy gift is the single most powerful way to ensure California’s rivers stay free-flowing long after we’re all gone. Bequests, retirement assets, charitable trusts – every kind of plan is welcome, and most are simple to set up.

Members of CalTrout’s Legacy Circle receive a personal relationship with our director, site visits in any watershed, and the satisfaction of knowing your name is in the river decades from now.

We left CalTrout in our trust because the rivers we taught our kids to fish in should still be there for theirs.

Joan & Eric, Legacy Circle members since 2019

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Science-led restoration

Projects are grounded in research, monitoring, and adaptive management.

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Statewide reach

Regional teams work across California’s most important cold-water systems.

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Durable partnerships

Coalitions turn individual projects into long-term watershed resilience.

SUPPORT SCIENCE

Conservation policy is shaped year-round, not just in headlines.

Signals from the field.

Cold water refuge

Protecting deep pools, springs, and shaded tributaries.

Cold water refuge

Protecting deep pools, springs, and shaded tributaries.

Cold water refuge

Protecting deep pools, springs, and shaded tributaries.

Four regions. One watershed state.

California holds more native salmon, steelhead, and trout diversity than any state south of Alaska – and more pressure on the rivers that hold them.

From the rainforest streams of the North Coast to the hot dry rivers of Southern California, CalTrout organizes its work by watershed, not by political boundary. Four regional teams. One mission: keep California’s rivers, fish, and the communities that depend on them whole.

Explore the regions below

A century of impact. A decade of recovery.

From industrial timber harvest through the formation of CalTrout’s Elk River Recovery Program.

Industrial logging begins in the Elk River watershed.

Steep slopes are clear-cut and haul roads carved into the hillsides. Sediment begins moving downstream.

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CalTrout involvement begins in 2016 supporting the Regional Water Board adopted  Resolution R1-2016-001  confirming water quality impairment due to high suspended sediment loads in the Elk River  

CalTrout releases the Elk Recovery Assessment evaluating the feasibility of system-wide restoration of the Elk River

CalTrout and the Regional Water Board launch the Elk River Watershed Stewardship Program 

CalTrout releases the  Elk River Recovery Plan , partitioning the Stewardship Project Area into four Planning Areas for a phased implementation program 

Engineering design and land acquisitions advance in Planning Areas 1 and 2 

Construction and implementation

Pre- and post-restoration monitoring


Find CalTrout projects near you.

CalTrout works in rivers and watersheds throughout the state – from coastal streams to Sierra headwaters – restoring habitat and strengthening ecosystems.

These beliefs are our North Star. Every restoration project we undertake, every policy fight we take on, and every community we engage reflects our conviction that wild fish and healthy rivers are inseparable from California’s future. Our regional teams bring science to the field, our advocacy teams carry it to the halls of government, and our partners help root it in the communities that depend on the waters we’re protecting. From headwaters to floodplains to estuary, our beliefs are guiding on-the-ground change.

CalTrout has spent more than a decade working to reverse that damage through the Elk River Recovery Program, a five-phase effort to address sediment impairment, reduce nuisance flooding, and rebuild habitat from the headwaters to the bay. In July 2026, that work reached a major milestone: construction began on the first phase of the Elk River Estuary Restoration Project, restoring roughly 40 acres at Swain Slough as part of a larger 857-acre effort to reconnect tidal wetlands and natural sediment and water flow throughout the estuary. Funded by NOAA, the State Coastal Conservancy, and the California Department of Fish and Wildlife, and built through voluntary agreements with willing landowners, the project will expand critical habitat for salmon and steelhead while reducing flood and sea-level-rise risk for the surrounding community.

Estuary restoration is the most visible milestone in a much longer recovery — one that stretches from tidal wetlands at the bay to the sediment-choked reaches upstream. CalTrout and its partners are now in the planning and design phase for the watershed’s upper reaches, working alongside Humboldt Redwood Company, the Wiyot Tribe, and local landowners to complete the full recovery program by 2030. Reconnecting the Elk River will take patience, engineering, and above all, the continued trust of the community whose land and livelihoods are tied to this watershed.

acres restored in Swain Slough — phase one of a larger 857-acre effort to reconnect tidal wetlands across the estuary


What this program has accomplished.

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5.3

90%

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