What special fishing regulations apply at Potomac River — tidal?

Potomac River — tidal carries 5 special-regulation overlays that override Maryland's statewide 2026 rules, covering Striped bass (rockfish), Largemouth bass, Blue catfish (invasive), and Channel catfish. One of them reads: "PRFC interstate compact (1958) — Potomac River Fisheries Commission issues sport-fishing licence; MD Tidal + VA Saltwater licences reciprocally honored under compact; tidal striped bass + blue catfish + white perch + Largemouth bass 15 in min + 5 / day with March 5 – June 15 C&R pre-spawn window." Every overlay on this water body is listed in full above.

Do I need a fishing license to fish Potomac River — tidal?

Yes. Potomac River — tidal is in Maryland, so a valid Maryland fishing license is required just as it is anywhere else in the state, issued by Maryland Department of Natural Resources (DNR) — Fisheries Service (Inland + Tidal). The special regulations on this page change the bag, size, slot, or gear rules for Potomac River; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide Maryland rules.

Do Potomac River — tidal's special rules replace Maryland's statewide limits?

Only where they conflict. Maryland's statewide 2026 regulations apply on 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 Potomac River?

Striped bass (rockfish), Largemouth bass, Blue catfish (invasive), and Channel catfish have a water-body-specific rule on Potomac River — tidal, each linking to its full Maryland regulations above. Species not listed here follow the statewide Maryland limits.

2026 regulation year

Potomac River — tidal 2026 — Maryland Fishing Regulations

Maryland statewide rules apply unless overridden below.

Last updated June 5, 2026

Potomac River — tidal carries 5 special-regulation overlays on top of Maryland's 2026 fishing rules — covering Striped bass (rockfish), Largemouth bass, Blue catfish (invasive), Channel catfish. Verify the agency booklet before launching: in-season changes are not yet wired to this page.

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State-level special regulation

PRFC interstate compact (1958) — Potomac River Fisheries Commission issues sport-fishing licence; MD Tidal + VA Saltwater licences reciprocally honored under compact; tidal striped bass + blue catfish + white perch + Largemouth bass 15 in min + 5 / day with March 5 – June 15 C&R pre-spawn window
Source: Maryland special-water list

Per-species rules on Potomac River — tidal

Striped bass (rockfish) regulations →
PRFC compact — MD Tidal + VA Saltwater + PRFC licences reciprocal; tidal striped bass per current PRFC rule
Largemouth bass regulations →
15 in min, 5 / day; March 5 – June 15 catch-and-release ONLY pre-spawn window per PRFC + MD rule
Blue catfish (invasive) regulations →
No closed season, no minimum, no bag limit; densest MD blue catfish population — 50–100+ lb fish routine; PRFC compact
Channel catfish regulations →
No minimum size, NO creel limit (tidal); abundant channel catfish alongside the invasive blue catfish

Official source

Maryland Department of Natural Resources (DNR) — Fisheries Service (Inland + Tidal) publishes the authoritative 2026 Maryland fishing regulations. Special-regulation lakes and rivers are listed in the agency booklet — always verify before fishing.

Visit official Maryland fishing regulations →

Emergency-order channel

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

Other special-regulation waters in Maryland

Browse all water bodies →

Frequently asked questions

What special fishing regulations apply at Potomac River — tidal?: Potomac River — tidal carries 5 special-regulation overlays that override Maryland's statewide 2026 rules, covering Striped bass (rockfish), Largemouth bass, Blue catfish (invasive), and Channel catfish. One of them reads: "PRFC interstate compact (1958) — Potomac River Fisheries Commission issues sport-fishing licence; MD Tidal + VA Saltwater licences reciprocally honored under compact; tidal striped bass + blue catfish + white perch + Largemouth bass 15 in min + 5 / day with March 5 – June 15 C&R pre-spawn window." Every overlay on this water body is listed in full above.
Do I need a fishing license to fish Potomac River — tidal?: Yes. Potomac River — tidal is in Maryland, so a valid Maryland fishing license is required just as it is anywhere else in the state, issued by Maryland Department of Natural Resources (DNR) — Fisheries Service (Inland + Tidal). The special regulations on this page change the bag, size, slot, or gear rules for Potomac River; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide Maryland rules.
Do Potomac River — tidal's special rules replace Maryland's statewide limits?: Only where they conflict. Maryland's statewide 2026 regulations apply on 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 Potomac River?: Striped bass (rockfish), Largemouth bass, Blue catfish (invasive), and Channel catfish have a water-body-specific rule on Potomac River — tidal, each linking to its full Maryland regulations above. Species not listed here follow the statewide Maryland limits.

← Back to Maryland regulations overview