Maryland Fishing Rules & Regulations: Complete 2026 Guide

Maryland's 2026 striped bass slot limit is 19-24 inches with a one-fish bag limit, brook trout must be released in all waters, and yellow perch limits were cut to 5/day. Here's every bag limit, size limit, season, and rule change.

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⚠️ 2026 UPDATE: Striped Bass Season Restructured

Maryland’s 2026 striped bass season includes a major change: August 1-31 is now completely CLOSED to all striped bass fishing — no targeting, no catch and release. This protects fish during peak water temperatures when post-release mortality is highest. Additionally, April catch-and-release returns (January 1-April 30 C&R only), reflecting DNR’s assessment that cooler spring water temperatures reduce mortality. Harvest seasons: May 1-July 31 and September 1-December 5 (1 fish/day, 19-24 inch slot).

Close-up of an angler's hands holding a striped bass horizontally over the Chesapeake Bay water with a measuring tape showing approximately 22 inches, preparing to release the fish
The 19-24 inch slot limit — Maryland's 2026 striped bass conservation window. If your rockfish doesn't fit the slot, it goes back.

You measured the fish three times. Twenty-four and a quarter inches — just barely over the 24-inch maximum slot limit. Your buddy, still holding the net, says, “Come on, it’s close enough.” It is not close enough. In Maryland, the 2026 Chesapeake Bay striped bass slot is 19 to 24 inches, and at 24.25 inches, this fish is a quarter-inch too long to keep. You watch it kick back into the Bay, silver sides flashing as it vanishes into the green water. A DNR natural resource police officer in a patrol boat 200 yards away waves. You wave back. That quarter-inch just saved you a potential $500 fine and your rod and reel.

Maryland’s fishing regulations are more complex than most Mid-Atlantic states because the state manages two fundamentally different ecosystems — a mountain freshwater system in the west and the largest estuary in North America along the coast — under one regulatory framework. The 2026 season brings several important changes, including a simplified striped bass season structure approved by the Atlantic States Marine Fisheries Commission (ASMFC). Here’s every rule you need to know.

Striped Bass (Rockfish): Maryland’s Most Regulated Species

The Chesapeake Bay striped bass fishery is arguably the most carefully managed recreational fishery on the East Coast. The 2026 regulations incorporate ASMFC-approved baseline changes published in the Maryland Register on March 20, 2026:

Chesapeake Bay and Tidal Tributaries

SeasonDatesRegulation
Winter/Spring Catch & ReleaseJanuary 1 – April 30Catch and release only — no harvest
Spring/Summer HarvestMay 1 – July 311 fish/person/day, 19-24 inch slot
August ClosureAugust 1 – August 31Completely closed — no targeting, no catch and release
Fall HarvestSeptember 1 – December 51 fish/person/day, 19-24 inch slot
Late Season C&RDecember 6 – December 31Catch and release only

The April change: The 2026 season reopens April for catch-and-release fishing, which was previously closed in some recent years. This change reflects DNR’s assessment that cooler water temperatures in April reduce post-release mortality, making catch and release a viable conservation-compatible activity.

Critical Striped Bass Rules

  • Circle hooks mandatory: Non-offset circle hooks required when using any natural bait — fish, crabs, worms, or processed baits. Treble hooks are also prohibited with natural bait. J-hooks and treble hooks are only allowed with purely artificial lures
  • No culling: It is illegal to catch multiple striped bass and keep the largest. Once you keep a legal fish, you’re done for the day
  • No night possession: It is illegal to possess striped bass while fishing between midnight and 5:00 AM in the Chesapeake Bay or tidal tributaries
  • Spawning closures: All waters upstream of Abbey Point to Worton Point line are closed to striped bass March 1 – May 31. Designated spawning rivers are closed March 1 – May 31
  • No eels as bait: Eels cannot be used as bait for striped bass December 11 – May 15
  • Barbless hooks required when trolling — stinger (trailing) hooks are prohibited while trolling
  • Maximum 6 trolling lines regardless of the number of anglers on board
  • Must land whole: Striped bass must be landed whole in tidal waters — cutting up or filleting on the boat is illegal
  • August enforcement: DNR natural resources police actively patrol during August to ensure no anglers are targeting striped bass. The closure protects fish during peak water temperatures when post-release mortality is highest

Ocean Striped Bass

SeasonBag LimitSlot Limit
Year-round1 fish/person/day28 to 31 inches

Freshwater (Nontidal) Fish Regulations

A fly fisherman wading in the clear shallow water of Gunpowder Falls, Baltimore County, casting toward a riffle with tall hemlock trees shading the stream and a catch-and-release sign visible
Gunpowder Falls — Maryland's premier catch-and-release trout fishery, where brook trout must always go back.

Bass (Largemouth and Smallmouth) — Nontidal Waters

ParameterStatewideDeep Creek LakePotomac River
Minimum size12 inches15 inches15 inches year-round
Maximum sizeNoneNone20 inches (Jan 1 – Apr 15, upper main stem)
Protected slotNone18-21 inches (release required)None
Open seasonJune 16 – last day of FebruarySameSame
Daily creel limit5 (aggregate LM + SM)5 (aggregate)5 (aggregate)
Possession limit10 (aggregate)1010
Catch & releasePermitted year-roundYear-roundYear-round

Potomac River special rules: The Potomac has a 15-inch minimum year-round, and from January 1 to April 15, bass caught in the main stem from approximately 0.5 miles upriver from Chain Bridge to the spillway in Cumberland must be under 20 inches to keep. This winter maximum protects large pre-spawn fish during the critical overwintering period.

Special Fisheries Management Areas

Several Maryland lakes have special slot limits to protect mid-size bass:

WaterSlot LimitSpecial Rule
St. Mary’s Lake11-15 inch slot (release required)Only 1 bass 15”+ per day
Little Seneca Lake11-15 inch slot (release required)Only 1 bass 15”+ per day
Johnson Pond11-15 inch slot (release required)Only 1 bass 15”+ per day
Leonard Mill Pond11-15 inch slot (release required)Only 1 bass 15”+ per day

Bass — Chesapeake Bay and Tidal Waters

SeasonMinimum SizeDaily Creel
March 1 – June 1515 inches5 aggregate
June 16 – last day of February12 inches5 aggregate

Trout — The Brook Trout Protection Rule

Maryland’s most important trout regulation: All brook trout must be immediately released in all waters — Put-and-Take, Delayed Harvest, and standard regulation waters. Brook trout are Maryland’s only native trout species, and the zero-harvest rule applies everywhere, no exceptions.

Water TypeOther Trout (Rainbow, Brown) DailyBrook Trout
Put-and-Take areas5 daily / 10 possession (no minimum size)0 — immediate release
Standard regulation waters2 daily / 4 possession0 — immediate release
Delayed Harvest (Oct – May/June)0 — immediate release (all species)0 — immediate release

2026 Trout Season Calendar

DateEventDetails
March 8, 2026 (10 PM)Closure 1 areas closeClosed for pre-season stocking until Opening Day
March 21, 2026 (Saturday)Youth-Only Trout DayUnder 16 only, Closure 1 areas, 2 trout limit, 6:30 AM – 10 PM
March 28, 2026 (Saturday)Opening Day for all anglers6:30 AM start in Closure 1 areas
Year-roundCatch and releaseOpen continuously in standard waters and Closure 0 areas

Closure 0 vs. Closure 1: Closure 0 areas remain open year-round — there is no closed period before Opening Day. Closure 1 areas close from 10 PM on March 8 through 6:30 AM on March 28 to allow undisturbed stocking. Check the Maryland Guide to Fishing and Crabbing for specific area designations.

Delayed Harvest Regulations

Maryland’s Delayed Harvest areas are strictly managed catch-and-release destinations during cooler months:

  • Group I (October 1 – May 31) and Group II (October 1 – June 15): No possession of any trout. Immediate release required
  • No natural bait, live bait, or scented lures/devices during the Delayed Harvest season
  • No barbed hooks — barbless or de-barbed hooks only
  • Artificial flies and lures only
  • Outside the Delayed Harvest season, standard regulations apply (check specific area limits)

Other Key Freshwater Species

SpeciesMin. SizeDaily LimitPossessionSeason
CrappieNone1530Year-round
Yellow Perch (nontidal)None5 (reduced for 2026)10Year-round
Channel CatfishNone510Year-round
Walleye15 inches24Year-round (DCL closed Mar 1 – Apr 15)
Northern Pike30 inches12Year-round
Chain Pickerel15 inches24Year-round
Bluegill/SunfishNone2550Year-round
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Chesapeake Bay and Tidal Regulations (Beyond Striped Bass)

An angler holding a large 30-pound blue catfish on a boat in the upper Chesapeake Bay near the Susquehanna Flats, with the Maryland shoreline and evening sky in the background
Blue catfish — the Chesapeake Bay's invasive giant. Maryland encourages maximum harvest with no daily limits.

Yellow Perch — Tidal Waters (2026 Change)

Parameter2026 Rule
Daily limit5 per person (reduced from previous limits — applies in both tidal and nontidal waters)
Minimum size8 inches (varies by area)
SeasonYear-round (check specific area closures)

Blue Catfish — An Encouraged Harvest

Blue catfish are an invasive species devastating the Chesapeake Bay ecosystem, and Maryland actively encourages their removal:

  • No daily limit — catch as many as you want
  • No minimum size — all sizes are legal
  • Year-round season
  • No gear restrictions specific to blue catfish
  • The Susquehanna Flats, Potomac River tributaries, and Patuxent River are primary hotspots
  • DNR recommends targeting blue catfish during the August striped bass closure as an alternative fishery

Snakehead — Another Invasive Target

Northern snakeheads are also invasive in the Chesapeake Bay watershed:

  • No daily limit — harvest all you catch
  • No minimum size
  • Year-round season
  • Must not be returned alive to the water if caught — Maryland requires anglers to kill snakeheads before releasing them or keeping them
  • Blackwater National Wildlife Refuge area and Dorchester County are primary habitats

Other Tidal Species

SpeciesMin. SizeDaily LimitSeason
White PerchNone25Year-round
Bluefish8 inches5 (private anglers) / 7 (for-hire)Year-round
Summer Flounder (Fluke)16” (Jan-May), 17.5” (Jun-Dec)4Year-round
Red Drum18-27 inch slot1Year-round
Weakfish/Sea Trout13 inches1Year-round
Tautog (Blackfish)16 inches4Open season varies

Red drum proposed change: Maryland is considering adjusting red drum regulations to an 18-26 inch slot with a 3 fish/day limit, potentially effective September 1, 2026, to align with Virginia and PRFC rules. Check the DNR website for the latest adopted regulations.

Summer flounder year-round: For 2026, Maryland opened summer flounder fishing year-round for the first time, with split size limits — 16 inches minimum from January through May, 17.5 inches from June through December. The 4-fish daily bag applies year-round.

Prohibited Methods and Gear Restrictions

ProhibitedDetails
SnaggingIllegal for all game fish species
Fish trapsIllegal for recreational anglers
Explosives/chemicalsIllegal
SpearfishingProhibited in most freshwater; limited in saltwater
Cast nets for game fishProhibited (legal for baitfish only)
Trotlines without tagsMust be properly marked with owner information
Treble hooks with natural baitProhibited when targeting striped bass in tidal waters
Stinger/trailing hooks while trollingProhibited in tidal waters
More than 6 trolling linesMaximum 6 lines regardless of number of anglers aboard
Eels as striped bass baitProhibited December 11 – May 15

Rod Limits

  • Nontidal waters: Check specific area rules — some waters limit anglers to 2 rods
  • Tidal waters: No statewide rod limit, but the 6-line trolling limit applies
  • Put-and-Take trout areas: 2 rods maximum during the open season
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HMS (Highly Migratory Species) Reporting Requirement

Effective December 22, 2025, anglers and charter captains holding Atlantic HMS permits from NOAA/NMFS must report recreationally landed bluefin tuna, billfishes, and swordfish electronically within 24 hours of completing the trip. Recreational shark reporting has been eliminated.

2026 Major Rule Changes Summary

ChangeDetailsImpact
Yellow perch limit reduced5/day in all tidal and nontidal watersSignificant reduction for Bay anglers
Striped bass season simplifiedASMFC baseline changes adopted; April C&R reopenedMore fishing days, August still closed
Summer flounder year-roundOpen Jan 1 – Dec 31 with split size limitsMajor expansion for fluke anglers
Bluefish limit increased5/day private, 7/day for-hireUp from previous 3/day private limit
License fee increasesFirst increase in ~20 years (effective June 1, 2025)NR nontidal up 168%
Veteran fishing waiverLicense-free for organized veteran programs (Oct 2025+)Benefits veteran outreach
HMS reporting requiredBluefin tuna, billfishes, swordfish — 24-hour electronic reportFor HMS permit holders
Brook trout zero-harvestContinues statewideNative species protection
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Free Fishing Days 2026

Maryland offers three days where no recreational fishing license, Chesapeake Bay sportfishing license, or any associated stamps are required:

  • June 6, 2026 (Saturday)
  • June 13, 2026 (Saturday)
  • July 4, 2026 (Saturday)

All other regulations — bag limits, size limits, seasonal closures, and gear restrictions — remain in full effect. These days are intended to introduce new anglers to fishing without the barrier of license purchase.

Where to Verify Current Regulations

Maryland’s regulations can change mid-season through emergency orders. Always check before fishing:

  • Maryland DNR Fisheries: dnr.maryland.gov/fisheries
  • 2026 Maryland Guide to Fishing and Crabbing (annual publication): Available free at bait shops, DNR offices, and online
  • eRegulations: eregulations.com/maryland/fishing
  • DNR Fisheries Hotline: (410) 260-8300
  • Emergency closures/openings: Check DNR website and social media for in-season adjustments

For license information, see the non-resident guide or senior guide. For age requirements, see the age requirements guide.

Source: Maryland Department of Natural Resources, verified March 2026. Striped bass season changes per ASMFC baseline adopted March 20, 2026 (Maryland Register). Regulations reflect 2026 seasons — always verify current emergency orders before fishing.

Frequently Asked Questions

What is the striped bass (rockfish) limit in Maryland for 2026?

In Chesapeake Bay tidal waters, the limit is 1 fish per person per day, with a slot of 19 to 24 inches, during open seasons (May 1-July 31 and September 1-December 5). Catch and release only during January 1-April 30 and December 6-31. August is completely closed to all striped bass fishing — no targeting, no catch and release. Ocean waters have a year-round 28 to 31 inch slot with a 1-fish daily bag.

Do I need a circle hook for striped bass in Maryland?

Yes. Non-offset circle hooks are mandatory when fishing with natural bait — fish, crabs, worms, or processed baits — in Chesapeake Bay and its tidal tributaries when targeting striped bass. This applies year-round, including during catch-and-release seasons. Treble hooks are also prohibited when using natural bait. J-hooks and treble hooks are only permitted with purely artificial lures.

Can I keep brook trout in Maryland?

No. Maryland requires immediate release of all brook trout in all waters statewide — Put-and-Take areas, Delayed Harvest areas, and standard regulation waters. Brook trout are Maryland's only native trout species, and the zero-harvest rule is a critical conservation measure. You may keep other trout species (rainbow, brown) within posted limits.

What changed in Maryland fishing regulations for 2026?

The major 2026 changes include: yellow perch daily limit decreased to 5 fish (from previous higher limits) in both tidal and nontidal waters; continued 19-24 inch striped bass slot limit with simplified season structure via ASMFC baseline changes; summer flounder opened year-round with split size limits (16 inches Jan-May, 17.5 inches Jun-Dec); and bluefish limit increased to 5 per person for private anglers. License fees increased significantly on June 1, 2025.

When does trout season open in Maryland in 2026?

Youth-Only Trout Fishing Day is Saturday, March 21, 2026, for anglers under 16 in designated Closure 1 areas (2 trout limit, no brook trout, 6:30 AM to 10 PM). Opening Day for all anglers is Saturday, March 28, 2026, starting at 6:30 AM. Closure 1 areas are closed from 10 PM on March 8 until Opening Day for pre-season stocking.

What are the largemouth bass regulations in Maryland?

In nontidal waters: 12-inch minimum, 5 fish daily aggregate (largemouth + smallmouth), open June 16 through last day of February, catch and release permitted year-round. Deep Creek Lake has special regulations with a 15-inch minimum and a protected 18-21 inch slot. The Potomac River has a 15-inch minimum year-round with an additional 20-inch maximum from January 1 to April 15 in certain upper sections. In Chesapeake Bay tidal waters: 15-inch minimum March 1-June 15, then 12-inch minimum June 16-February, 5 fish daily aggregate.

Are there free fishing days in Maryland?

Yes — June 6, June 13, and July 4, 2026. No recreational fishing license, Chesapeake Bay sportfishing license, or any associated stamps are required on these days. All other regulations — bag limits, size limits, seasonal closures, and gear restrictions — remain in full effect.