What special fishing regulations apply at Tidal Potomac River — DC waters?

Tidal Potomac River — DC waters carries 8 special-regulation overlays that override District of Columbia's statewide 2026 rules, covering Largemouth bass, Striped bass (rockfish), Blue catfish, Northern snakehead, and 3 more. One of them reads: "Downstream of Chain Bridge / Little Falls Dam; under the 1632 royal charter the river belongs to Maryland, but DC waters require a DC Fishing Licence (a PRFC licence is NOT valid in DC waters). DC DOEE harmonizes with the PRFC / Maryland Chesapeake recreational striped bass rule — 19–24 in slot + 1 / day, catch-and-release only Jan 1 – May 15 + no-targeting closure Jul 7 – Aug 20, inline circle hooks required on natural bait (DC DOEE / PRFC 2026)." Every overlay on this water body is listed in full above.

Do I need a fishing license to fish Tidal Potomac River — DC waters?

Yes. Tidal Potomac River — DC waters is in District of Columbia, so a valid District of Columbia fishing license is required just as it is anywhere else in the state, issued by District of Columbia Department of Energy & Environment (DOEE) — Fisheries and Wildlife Division. The special regulations on this page change the bag, size, slot, or gear rules for Tidal Potomac River; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide District of Columbia rules.

Do Tidal Potomac River — DC waters' special rules replace District of Columbia's statewide limits?

Only where they conflict. District of Columbia's statewide 2026 regulations apply on Tidal Potomac River by default; the overlays above replace the matching statewide rules for the species or gear they name, while everything not specifically overridden still follows the statewide rule. When a water-body rule and the statewide rule disagree, the water-body rule wins.

Which species have special rules on Tidal Potomac River?

Largemouth bass, Striped bass (rockfish), Blue catfish, Northern snakehead, Channel catfish, Yellow perch, and 1 more have a water-body-specific rule on Tidal Potomac River — DC waters, each linking to its full District of Columbia regulations above. Species not listed here follow the statewide District of Columbia limits.

2026 regulation year

Tidal Potomac River — DC waters 2026 — District of Columbia Fishing Regulations

District of Columbia statewide rules apply unless overridden below.

Last updated June 3, 2026

Tidal Potomac River — DC waters carries 8 special-regulation overlays on top of District of Columbia's 2026 fishing rules — covering Largemouth bass, Striped bass (rockfish), Blue catfish, Northern snakehead, and 3 more species. Verify the agency booklet before launching: in-season changes are not yet wired to this page.

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Watch Tidal Potomac River — DC waters (DC) and we'll email you when a season, bag limit, slot, or closure changes. Free while in beta.

State-level special regulation

Downstream of Chain Bridge / Little Falls Dam; under the 1632 royal charter the river belongs to Maryland, but DC waters require a DC Fishing Licence (a PRFC licence is NOT valid in DC waters). DC DOEE harmonizes with the PRFC / Maryland Chesapeake recreational striped bass rule — 19–24 in slot + 1 / day, catch-and-release only Jan 1 – May 15 + no-targeting closure Jul 7 – Aug 20, inline circle hooks required on natural bait (DC DOEE / PRFC 2026)
Source: District of Columbia special-water list

Per-species rules on Tidal Potomac River — DC waters

Largemouth bass regulations →
15 in min March 1 – June 15 (PRFC spawning protection); 12 in min June 16 – Feb; 5 / day combined
Striped bass (rockfish) regulations →
19–24 in slot, 1 / day; catch-and-release only Jan 1 – May 15 + no-targeting closure Jul 7 – Aug 20; inline circle hooks required on natural bait
Blue catfish regulations →
No size or bag limit; trophy 50+ lb fish annually; PRFC jurisdiction
Northern snakehead regulations →
No size or bag limit; live release PROHIBITED; trophy 10-18 lb fish from vegetated tidal bays
Channel catfish regulations →
12 in min, 3 / day under DC DOEE; on the PRFC tidal mainstem channel catfish is not separately listed (blue catfish no limit, bullhead 6 in) — the jurisdictions differ
Yellow perch regulations →
8 in min + 3 / day under DC DOEE; the PRFC tidal-Potomac mainstem rule is 9 in min + 10 / day — the two jurisdictions differ
Walleye regulations →
14 in min, 1 / day (DC DOEE); spring fish drop into the upper tidal reach near Chain Bridge

Official source

District of Columbia Department of Energy & Environment (DOEE) — Fisheries and Wildlife Division publishes the authoritative 2026 District of Columbia fishing regulations. Special-regulation lakes and rivers are listed in the agency booklet — always verify before fishing.

Visit official District of Columbia fishing regulations →

Emergency-order channel

In-season closures, slot-limit changes, and run-count-driven harvest pauses are posted to District of Columbia Department of Energy & Environment's emergency-order feed — check it before any District of Columbia trip during the active season.

Other special-regulation waters in District of Columbia

Browse all water bodies →

Frequently asked questions

What special fishing regulations apply at Tidal Potomac River — DC waters?: Tidal Potomac River — DC waters carries 8 special-regulation overlays that override District of Columbia's statewide 2026 rules, covering Largemouth bass, Striped bass (rockfish), Blue catfish, Northern snakehead, and 3 more. One of them reads: "Downstream of Chain Bridge / Little Falls Dam; under the 1632 royal charter the river belongs to Maryland, but DC waters require a DC Fishing Licence (a PRFC licence is NOT valid in DC waters). DC DOEE harmonizes with the PRFC / Maryland Chesapeake recreational striped bass rule — 19–24 in slot + 1 / day, catch-and-release only Jan 1 – May 15 + no-targeting closure Jul 7 – Aug 20, inline circle hooks required on natural bait (DC DOEE / PRFC 2026)." Every overlay on this water body is listed in full above.
Do I need a fishing license to fish Tidal Potomac River — DC waters?: Yes. Tidal Potomac River — DC waters is in District of Columbia, so a valid District of Columbia fishing license is required just as it is anywhere else in the state, issued by District of Columbia Department of Energy & Environment (DOEE) — Fisheries and Wildlife Division. The special regulations on this page change the bag, size, slot, or gear rules for Tidal Potomac River; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide District of Columbia rules.
Do Tidal Potomac River — DC waters' special rules replace District of Columbia's statewide limits?: Only where they conflict. District of Columbia's statewide 2026 regulations apply on Tidal Potomac River by default; the overlays above replace the matching statewide rules for the species or gear they name, while everything not specifically overridden still follows the statewide rule. When a water-body rule and the statewide rule disagree, the water-body rule wins.
Which species have special rules on Tidal Potomac River?: Largemouth bass, Striped bass (rockfish), Blue catfish, Northern snakehead, Channel catfish, Yellow perch, and 1 more have a water-body-specific rule on Tidal Potomac River — DC waters, each linking to its full District of Columbia regulations above. Species not listed here follow the statewide District of Columbia limits.

← Back to District of Columbia regulations overview