California fishing reports
704 reports for California — what's biting, water temps, and where to focus.
Sacramento Delta stripers and cats hold steady into early fall transition
The USGS gauge at Freeport (11447650) logged the Sacramento River at 69°F and roughly 17,900 cfs Saturday evening, conditions that are fairly typical for the lower Delta heading into early fall. Direct Delta-specific angler reports weren't available in today's source pull, so this update leans on seasonal patterns for the system rather than fresh testimony: late August into early September on the Sacramento-San Joaquin Delta typically keeps striped bass, largemouth bass, and channel catfish feeding through warm afternoons and pushing into shallower water at low light, while white sturgeon activity tends to be slower through the warmest stretch of summer and usually builds as water continues to cool. Flows in the high-teens-thousands cfs range keep the main channels well-oxygenated with decent current for drift presentations. Expect a typical late-summer pattern of shade-and-structure fishing through the heat of the day, and check current California fishing regulations before harvesting any species, since Delta rules vary by water and season.
Truckee Trout Turn to Crayfish and Mayflies as Cooling Sets In
Guide Aden Breckner's latest On-the-Water Report from Reno Fly Shop calls for Truckee River water temperatures to drop over the next several days, a shift expected to sharpen the bite after a slow bug hatch. Fish are keying on crayfish patterns and mayfly imitations early in the day on both the California and Nevada sides, per the shop. Carp fishing has also been strong for shop clients working urban water near Reno, though that's on the Nevada side of the drainage. In the high country, Reno Fly Shop's season primer on Heenan Lake off Highway 89 near Markleeville flags California Department of Fish and Wildlife's annual Lahontan cutthroat trout stocking at the gated, no-frills lake — a low-pressure alternative to Pyramid Lake water. Live USGS flow and temperature telemetry for gauge 10265200 wasn't reporting this cycle, so treat the cooling trend as directional rather than exact.
High Delta flows test late-summer bass and striper patterns
The USGS flow gauge (site 11455420) tracking the Sacramento-San Joaquin Delta logged 89,600 cfs as of Wednesday evening, a notably high reading for late August that points to elevated outflow moving through the system. No water-temperature reading came through with this cycle, so we're working off flow data alone right now. Specific Delta bite reports were thin in this week's source roundup, with most available coverage focused on other regions and species rather than the Delta itself. That's not unusual heading into the transition window between the summer largemouth pattern and the early stages of the fall striper push, when a lot of Delta regulars are quietly working current breaks rather than filing reports. Expect largemouth bass to hold in classic summer ambush spots — tules, dock pilings, submerged structure — while stripers, sturgeon, and catfish respond to the added flow as current seams reshuffle baitfish and forage positioning through the system.
Bluefin push builds off Central Coast waters
Monterey Bay's NOAA buoy 46042 read 58°F this morning, with the Cape San Martin buoy (46028) running warmer at 61°F and light 6-8 m/s breezes across all three Central Coast buoys — steady, fishable conditions with no swell warnings on record. The headline for California saltwater this week comes from Western Outdoor News — Saltwater, which reports the Northern California bluefin bite out of Half Moon Bay 'exploding to unheard of levels,' with Captain John Marfia's Tanker City Sport Fishing boating fish from 130 to 170 pounds and what the report calls increasingly common five-fish days. That action sits just north of the Central Coast proper, but with our readings trending into the low 60s at the warmer stations, it's worth watching whether that push slides south. Closer to home, expect rockfish and lingcod over structure to carry most of the effort this week, with the full moon adding a strong tide push worth timing around.
Yellowfin and Dorado Stack Up on SoCal Kelp Paddies as Surf Finally Settles
Warm water is pulling yellowfin tuna, dorado, and yellowtail into range along the Orange County coast, with Dana Wharf Sportfishing's Sum Fun landing 43 yellowfin in the 30- to 40-pound class for 26 anglers off San Clemente Island, captain Brian Woolley reported via Western Outdoor News — Saltwater. Sea surface temps hit 80°F near San Clemente and held in the upper 70s from Oceanside to Newport, with boats picking dorado and yellowtail off kelp paddies as far north as Santa Cruz Island. Our nearshore buoy reading came in a touch cooler at 76°F. Sand bass are drawing attention too — the Pfleger Institute for Ecological Research has tagged over 1,000 fish at and below the border this season, per Western Outdoor News. Surf anglers, meanwhile, are finally catching a break: after a brutal, rough-surf stretch through July, Surf Fishing in So Cal calls August "the best opportunity we've had all year."
Half Moon Bay Bluefin Blitz Reaches Unheard-Of Levels
Water temps sit near 58°F off the San Mateo coast (NOAA buoy 46026), with a stiff 15-18 knot breeze pushing across the fishing grounds (NOAA buoys 46026 and 46013). The headline story this week is offshore: per Western Outdoor News — Saltwater, Captain John Marfia of Tanker City Sport Fishing out of Half Moon Bay has been posting six-fish days on bluefin tuna in the 130-170 pound class, a pace the outlet calls unheard of for Northern California, with party and commercial boats blowing well past what was recently considered a banner five-fish day. Inshore, striped bass and rockfish/lingcod remain the typical targets around SF Bay and Bodega for late August, though none of today's feeds carried specific inshore reports. We're watching the offshore bluefin push as the story to track heading into the weekend, with breezy conditions worth checking before running out.
Delta anglers lean on late-summer patterns as fresh intel stays quiet
No fresh buoy or gauge readings came in for the Sacramento-Delta system this cycle, and this week's angler-intel feed carried no region-specific catch reports for Northern California's freshwater fisheries — NorCal Fish Reports' site index lists an active Delta section, but no dispatch came through this pull. That leaves this week's outlook grounded in typical late-August patterns for the Delta's tidal sloughs and river channels: striped bass activity tends to build as summer heat starts to ease, largemouth bass hold tight to submerged grass beds and tule lines through the heat of the day, white sturgeon remain a steady deep-water target on cut bait, and catfish stay active through warm evenings. With a full moon overhead, expect stronger-than-normal tidal exchange — worth timing trips around the moving water. Verify current conditions and California harvest regulations locally before heading out this week.
Truckee trout dial in early as Sierra shop calls for cooling water
Truckee River water temperatures are set to drop over the next few days and fishing should improve, per Reno Fly Shop, whose mid-August on-the-water report found trout eating crayfish patterns and mayfly imitations early in the day on both the CA and NV sides of the river. Surface bug life remains sparse, so subsurface presentations are outproducing dries for now. Late-summer carp fishing on the fly has been very good, the shop notes, with anglers working urban stretches and area ponds. For anglers looking beyond the river, the shop's season primer on Heenan Lake — the Alpine County Lahontan cutthroat fishery off Highway 89 near Markleeville — points to strong prospects following this year's post-spawn stocking, in a fishery the shop compares to Pyramid Lake. With the full moon overhead this week, expect an early, low-light bite window before daytime heat sets in.
Delta stripers and cats settle into late-summer patterns
No fresh USGS flow readings or NOAA buoy data came through for the Sacramento-San Joaquin Delta this cycle, and this week's regional-intel pull didn't surface any specific current Delta bite reports from our tracked outlets. Rather than guess, we're leaning on what's typical for the Delta heading into late August under a Full Moon: water temperatures usually sit in the upper 60s to low 70s, afternoon tule winds build on the main channels, and tidal exchange through the sloughs strengthens noticeably around the full-moon cycle. That stronger push tends to concentrate bait — and the stripers and catfish following it — around confluences, dead-end sloughs, and other current-break structure. Largemouth bass typically stay shallow and feed hardest in the low-light hours before afternoon heat and boat traffic push them tight to tule cover. Sturgeon activity usually slows in these low-flow, warm-water conditions. We'll swap in sourced specifics as soon as fresh Delta reports land in our feeds.
Shark gear rules tighten as tuna surge pushes up the coast
Western Outdoor News — Saltwater is calling it plainly: Northern California bluefin action is "exploding to unheard of levels," with Half Moon Bay boats posting six-fish days on tuna running 130 to 170 pounds — a sign warm water has pelagics ranging further up the coast than typical for late August. That kind of ocean warmth tends to keep structure fisheries humming too, so expect rockfish and lingcod to stay dependable over reefs and kelp beds, with resident halibut holding through the shift. Shore and pier anglers should also note a change flagged on AllCoast Forum this week: an emergency regulation now limits shark gear from Pigeon Point south to hooks no larger than 1.5 inches with no wire or metallic leaders — confirm specifics with the state before rigging up. Direct buoy and gauge readings weren't available for the Central Coast this cycle, so treat the species outlook below as seasonal expectation pending local confirmation.
Yellowfin and dorado stack up off San Clemente as surf rebounds
The Sum Fun out of Dana Wharf Sportfishing put 43 yellowfin tuna in the 30- to 40-pound class in the boat for 26 anglers this past week, per Western Outdoor News — Saltwater, with captain Brian Woolley working schools found on kelp paddies near San Clemente Island. Warm water is the driver — Western Outdoor News reports sea-surface readings pushing toward 80 degrees off San Clemente and 78-79 along the coast from Oceanside to Newport — and that warmth has also pulled dorado and yellowtail onto kelps as far north as Santa Cruz Island. Closer to the beach, the sand bass tagging project run by PIER out of the Tijuana border zone has now marked over 1,000 fish this season, a sign the summer sand bass push is in full swing. Surf anglers are finally catching a break too: after a brutal stretch of elevated surf blamed on El Niño, Surf Fishing in So Cal calls August the best surf-fishing window of the year so far on the San Diego coast.
NorCal Bluefin Bite Exploding Off Half Moon Bay
Bluefin tuna up to 170 pounds are stacking up off Half Moon Bay this week, with Captain John Marfia of Tanker City Sport Fishing boating six fish in that range on a single trip, per Western Outdoor News — Saltwater. What was described last issue as an unheard-of five-fish day has already been blown past, with party and commercial boats reporting increasingly common multi-fish scores. No fresh buoy or gauge readings came through for the SF Bay/Bodega corridor today, so treat water temp and swell as unconfirmed until you check a local forecast before running offshore. Inshore, expect the usual late-summer mix of striped bass, halibut, and rockfish to hold steady in the bay and along the coast, though none of today's intel specifically flagged their bite. With a full moon overhead, tidal swings will be strong — plan around slack water for bay structure fishing and be ready for stronger currents on the troll grounds offshore.