KLAMATH R NR SEIAD VALLEY CA

KLAMATH RIVER CA USGS

KLAMATH R NR SEIAD VALLEY CA (11520500) is a real-time streamflow monitoring station on the KLAMATH RIVER in CA, operated by the U.S. Geological Survey. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 6 fish species are associated with this station in public fish records.

USGS site number
11520500
Operated by
U.S. Geological Survey
State
CA
Coordinates
41.8537, -123.2323

Live conditions & history

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7-day weather

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Fishing regulations

CA state-wide default default

Default area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.

CA state-wide default default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-10 in America/Los_Angeles

Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the California Freshwater Sport Fishing Regulations (CDFW) before fishing.

Fish recorded near this station

Sampled in this watershed

Klamath R Nr Seiad Valley CA has documented fish occurrence data from USGS Presence/Absence sampling in the HUC8 watershed 18010206 containing this station. The dataset includes 6 species with recorded observations.

Species include: yellow bullhead (Ameiurus natalis), prickly sculpin (Cottus asper), pacific lamprey (Entosphenus tridentatus), rainbow trout (Oncorhynchus mykiss), chinook salmon (Oncorhynchus tshawytscha), and 1 others.

Where these records come from

Evidence
Sampled in this watershed
Fish were sampled elsewhere in the same watershed — a provincial or federal survey nearby, not at the gauge itself.
Records
6 species
from 6 individual records
Observed
Aug 26, 2003 – Sep 21, 2008
4 dated records

🪰 Hatch Calendar

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A month-by-month hatch calendar for this river — which insects are emerging now, hook sizes, and patterns to fish — collected from fly shops and guides who know it.