"The Navarro River is a better indicator of streamflow conditions in the 12 Mendocino streams than the Russian River gauge." California's Department of Fish and Wildlife wrote that line in a rulemaking file with a public comment deadline of November 13, 2014. Since then, the Garcia River below Manchester has opened and closed to winter fishing according to a river it never touches.
The current rule is short. From September 1 through April 30, the Garcia and a dozen other Mendocino Coast streams open to fishing only when the Navarro River is running at 200 cubic feet per second or more at USGS gauge 11468000, near the town of Navarro. The CDFW status table dated November 2, 2026, the most recent before this post went out, listed the whole Mendocino Coast group as closed. When that changes after a storm, the number that changes it comes from the Navarro.
One Gauge for Thirteen Streams
CDFW's threshold table puts these waters on the Navarro's number: the Albion River, Alder Creek, Big River, Brush Creek, Cottaneva Creek, Elk Creek, the Garcia River, Greenwood Creek, the Navarro itself, the Noyo River, the Ten Mile River, the North Fork Ten Mile and Usal Creek. Alder Creek and Brush Creek, the two streams closest to Manchester after the Garcia, are on the same list.
The Gualala River, a short drive south, runs on a separate rule. Its trigger is 150 cfs at a gauge on the South Fork Gualala near Sea Ranch, so the two rivers that frame the south end of Mendocino County can be open and closed on different days after the same storm.
The Garcia does have a gauge of its own, which only makes the arrangement stranger. Here is how the stations compare:
| USGS station | River and location | Drainage area | What it records |
|---|---|---|---|
| 11468000 | Navarro River near Navarro | 303 sq mi | Daily data since October 1950; this is the gauge CDFW's 200 cfs threshold uses |
| 11467590 | Garcia River at Eureka Hill Road near Point Arena | 83.2 sq mi | Current gage height in feet, with continuous data since January 2016 |
| 11467600 | Garcia River near Point Arena | 98.5 sq mi | Historical daily discharge, 1962 to 1983 |
The Eureka Hill Road station read 2.61 feet at 2 a.m. on November 2, 2026, up from 2.59 feet on October 27. Both readings are provisional. It is a handy check on the river near Manchester, but it does not decide anything. The Navarro drains more than three times as much land, and the fishing decision follows the Navarro.
Before the Navarro, It Was the Russian River
Today's arrangement came out of a fix. In the 2014 rulemaking file, CDFW explained that low-flow closures for the 12 Mendocino streams, the Garcia included, were then triggered when the Russian River at the Guerneville gauge dropped below 500 cfs. The department described the coastal streams as "relatively small and unregulated compared to the Russian River," so they were "often open to fishing when flows are low and fish are excessively vulnerable."
In other words, a big river with its own way of rising and falling was setting the rules for small coastal creeks. The proposal moved the Mendocino streams to the Navarro gauge at 200 cfs and moved most of the Marin and Sonoma streams to the lower Gualala gauge at 150 cfs. CDFW's reasoning was that the Navarro tracks conditions in the small Mendocino streams better than the Russian does. That is why a gauge on the Navarro now does the Garcia's work.
The purpose behind the rule hasn't changed. CDFW says low-flow closures exist because low water "can result in restricted migration and increase the potential for stress and mortality to salmon and steelhead." The 200 cfs line is meant to mark the point where fish moving upstream are no longer stuck waiting in shallow water.
How a Storm Becomes an Open Day
CDFW sets the schedule, and it runs a day or more ahead of the water:
- Monday decisions cover fishing on Tuesday and Wednesday.
- Wednesday decisions cover Thursday and Friday.
- Friday decisions cover Saturday, Sunday and Monday.
- Between those days, CDFW may open waters early if flows go over the minimum and are expected to stay there until the next decision day.
Because each call is made one to three days before it takes effect, CDFW works from forecasts rather than real-time flows, and it says the posted status "may not always align with current flows." A Garcia that looks high and green on a Tuesday afternoon can still be listed as closed if the Monday forecast for the Navarro came in under 200. The North Coast status page is the official word, and CDFW offers email notices when the status changes.
Early rains can open some rivers briefly while leaving others shut. A North Coast fishing report published October 30, 2025, described weekend rains opening the Smith for three days and the Mad and Van Duzen for one day each. Those rivers each have their own gauge and threshold on the CDFW table, so a wet weekend up north tells you little about the Garcia until the Navarro reading is in.
What the 2026 Rules Allow Once It Opens
CDFW's 2026 freshwater regulations, updated July 10, 2026, cover the Garcia's main stem below the Eureka Hill Road bridge. The season runs from the fourth Saturday in May through March 31. Gear rules change partway through:
- From the fourth Saturday in May through October 31, only artificial lures with barbless hooks.
- From November 1 through March 31, barbless hooks only.
- Daily limit of 2 hatchery trout or hatchery steelhead, with 4 in possession.
- Hatchery fish are the ones with a healed adipose fin clip. Unless otherwise provided, all other trout and steelhead must be released immediately.
The booklet also requires a Steelhead Fishing Report and Restoration Card for anyone fishing for or taking steelhead in anadromous waters, and it defines a steelhead there as a rainbow trout over 16 inches. On top of all that, the low-flow rule applies through April 30. In practice, the Garcia's winter season is the open days the Navarro allows between November 1 and March 31.
This is general information, not legal advice. Check the current regulations and the day's status with CDFW before heading out.
Why This Winter's Run Is Worth Watching
The fish are the reason anyone keeps an eye on the Navarro gauge, and the past two seasons have been remarkable. NOAA Fisheries reported in March 2025 that more than 15,000 adult Central California Coast coho returned to Mendocino Coast rivers in the 2023–24 season, with record returns on the Big and Garcia rivers. A year later, NOAA reported more than 30,000 adult coho coastwide for 2024–25. That is double the previous record, set against a decade when as few as 3,000 returned in some years.
A CDFW monitoring update reprinted by the Anderson Valley Advertiser in December 2025 put the 2024/25 coho estimate at 30,197, compared with an average of 4,926 since monitoring began in 2009. The same update estimated 4,530 adult steelhead, above the 3,557 average, and reported Chinook salmon spawning in the Garcia that season. The update also noted that the coastwide spawning surveys start in mid-November and cover watersheds from Usal south to the Garcia. A storm series beginning December 16, 2025 is what got coho that had been "milling low in the watershed" moving upstream. The fish are waiting on the same kind of rise that reopens the river to anglers.
Some of that habitat is right below Manchester. The Garcia River Estuary Enhancement Project added 16 engineered large-wood structures, two log jams and two flooded wetlands with seasonal ponds, and EcoAtlas lists the project as ending in March 2025. The Nature Conservancy, which began the first estuary phase in 2022, describes the work as winter-flow refuge for young fish. Its restored site is closed to the public.
Seeing the Garcia Without a Rod
The river is worth a visit even on a closed day. Mendocino Coast Audubon suggests parking near the end of Lighthouse Road and walking north across the field to look over the Garcia mouth for waterfowl, shorebirds and raptors. The group notes that Sandhill Cranes are occasionally seen in the nearby fields in winter. Its second spot is Windy Hollow Road South, reached by way of Eureka Hill Road, where you park by a green metal gate and walk down the road to the river. Fall and winter bring raptors there. Audubon describes Miner Hole Road as overgrown with limited visibility.
The Highway 1 bridge over the Garcia, at Post Mile 18.5, is also in the plans. Caltrans' September 2026 Garcia Bridge Scour Project proposes placing stabilizing rock around Piers 3, 4 and 5 and Abutment 6, then spot blasting and repainting the steel. The draft calls for about 90 days of work in one dry season, with in-stream work between June 15 and October 15, one-way traffic control and delays of up to about 15 minutes. Public comments closed October 19, 2026, and Caltrans says its decision is not final. If it goes ahead, the in-stream work window falls outside the Garcia's November through March winter fishing months.
After the next real storm, check the Navarro reading near Navarro and CDFW's Monday, Wednesday or Friday call. Until both have caught up, the Garcia stays closed to fishing no matter how high it looks at Eureka Hill Road.
At Kennedy & Associates, we follow the Garcia's seasons the way our Manchester neighbors do, from the estuary fields off Lighthouse Road to the bridge on Highway 1. If you'd like to follow properties along this stretch of the Garcia and the Manchester coast, sign up to Receive Exclusive Listings.
