Where to Catch Winter Flounder on the Jersey Shore
The first fish of spring. Winter flounder emerge from cold waters when most species are absent, offering delicious rewards for patient anglers.
Winter flounder—also called blackbacks—are the first gamefish to wake up each spring in New Jersey waters. When stripers are still far away and fluke haven't arrived, flounder provide the first fresh fish action of the year for eager anglers.
Flounder fishing NJ is a back bay pursuit that rewards patience and attention to detail. These flatfish feed on the bottom in protected waters, picking up sandworms, clams, and small crustaceans with their underslung mouths. They don't hit hard—flounder bites are subtle—but they make up for it with outstanding table quality.
Once abundant, winter flounder populations have declined significantly. Strict regulations now limit harvest to protect the remaining fish, making every keeper a prize. Most anglers practice catch-and-release, enjoying the sport while allowing the fishery to recover.
This guide covers where to find winter flounder in NJ's back bays, the techniques that produce, and the timing that puts these delicious flatfish on your line.
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Seasonal Patterns
Late Winter/Early Spring (March)
Winter flounder begin moving into shallow back bays as water temperatures rise above 35°F. March can produce fish, though action depends heavily on water temperatures. Early arrivals stage in deeper channels before spreading to shallower feeding areas.
Peak Season (April-May)
This is prime time for NJ flounder fishing. Fish spread throughout available habitat, feeding actively in preparation for spawning. Water temperatures in the 40-55°F range trigger the best action. Early morning often produces the most consistent bites.
Late Spring Departure (June)
As waters warm above 60°F, winter flounder move to deeper, cooler water offshore. The window closes by mid-June in most years, with fish largely absent from back bays until the following spring.
Fall Fishing
Some flounder return to back bays during fall as temperatures drop, though populations are generally lower than spring. Fall regulations may vary—check current rules.
Best Flounder Locations
Barnegat Bay
The extensive Barnegat Bay system is prime winter flounder territory. Channels, oyster beds, and muddy bottoms hold fish throughout the spring season. Double Creek, Tices Shoal, and other named areas produce consistently.
Great Bay
Protected waters with excellent flounder habitat. Muddy bottoms and eelgrass beds attract wintering and spawning flounder. Less boat traffic means less pressure.
Raritan Bay
Northern NJ waters hold flounder for anglers closer to the metro area. Sandy bottoms mixed with mud provide feeding habitat. The Shrewsbury and Navesink rivers also produce.
Delaware Bay
The extensive shallows and mud flats of Delaware Bay support winter flounder, particularly in the upper bay. Fishing pressure is lower than Barnegat.
Key Bottom Features
Winter flounder prefer muddy or sandy-mud bottoms where they can bury themselves and ambush prey. Look for:
- Channel edges and drop-offs
- Oyster beds and shell bottoms
- Eelgrass beds
- Protected coves out of current
Flounder Fishing Techniques
Bait Selection
Bloodworms are the traditional flounder bait and remain highly effective. Their scent and movement attract flounder from surrounding areas. Sandworms work as well. Fresh bait dramatically outperforms frozen.
Clam strips and small pieces of squid serve as backup baits. Some anglers tip artificial lures with bait strips for added attraction.
Rigging
The standard flounder rig is simple:
- Spreader rig or simple bottom rig
- Small hooks (size 6-2)
- Light sinker (1-3 oz depending on current)
- Short leaders (12-18 inches)
Keep rigs simple and presentations close to the bottom where flounder feed.
Detecting Bites
Flounder don't slam baits. The bite is often just a subtle pressure or slight movement of the line. Use sensitive rods and stay focused. Many anglers miss bites by not paying attention.
Hooking Fish
When you feel the bite, wait. Let the flounder mouth the bait and take it fully before setting the hook with a firm lift. Striking too early results in missed fish.
Boat Position
Anchor securely over productive bottom. Flounder don't chase—your bait needs to be right in front of them. A fish finder helps locate bottom structure where flounder congregate.
Tackle Selection
Rods
Sensitive rods are essential for detecting subtle bites. A 6-7 ft light to medium-light spinning rod with a soft tip works well. Some anglers prefer specialized "flounder" rods with extra-sensitive tips.
Reels
Light spinning reels in the 2500-3000 class are appropriate. Smooth drags aren't critical—flounder don't make runs. Focus on reliable performance in cold, wet conditions.
Line
Light line (8-12 lb) provides sensitivity for bite detection. Braided line excels here—the lack of stretch transmits subtle bites better than mono. Use a short fluorocarbon leader.
Terminal Tackle
Stock up on:
- Small hooks (size 6-2)
- Bank or pyramid sinkers (1-3 oz)
- Spreader rigs
- Swivels
- Fluorocarbon leader material
Top Fishing Spots
Barnegat Bay
Prime winter flounder habitat with muddy bottoms, channels, and oyster beds holding fish.
Access: Multiple boat ramps throughout the bay system.
Great Bay
Protected waters with excellent flounder habitat. Less pressure than Barnegat.
Access: Boat ramps in Tuckerton and surrounding areas.
Raritan Bay
Northern NJ option for spring flounder. Sandy-mud bottoms hold fish.
Access: Multiple boat ramps and shore access points.
Best Surf Spots for Winter Flounder
All surf spots →These surf fishing spots are known for producing winter flounder. Wade in, cast out, and chase your target from the beach.
Top Charters for Winter Flounder
Most charters depart from Wildwood - 2 charters targeting this species
Barnegat Bay Sportfishing
Long Beach Island
- ✓Back bay specialists
- ✓Calm water fishing
Big Blue Fishing Charters
Wildwood
- ✓Family-owned
- ✓Back bay specialists
Grassy Sound Charters
Wildwood
- ✓Grassy Sound experts
- ✓Light tackle fishing
Compare all winter flounder charters and book online
Browse on FishingBookerNJ Winter Flounder Regulations
Size Limit
12" - No maximum
Bag Limit
2 fish per person
Hook Requirement
None specific
Note: Restrictive regulations support population recovery. Verify current season dates at nj.gov/dep/fgw.
Budget Guide
| Option | Total Cost | Per Person | Note |
|---|---|---|---|
| Small Boat Rental | $100-150 | $50-75 | For 2 anglers. Back bay fishing. |
| Guided Trip | $300-400 | $150-200 | For 2 anglers with guide. |
| Bloodworms (dozen) | $15-25 | $15-25 | Essential bait. Order ahead in spring. |
| Light Tackle Setup | $100-150 | $100-150 | Rod, reel, terminal tackle. |
Gear Checklist
Essential
- • NJ Fishing License
- • Light spinning rod (6-7 ft)
- • 8-12 lb line
- • Spreader rigs
- • Small hooks (size 6-2)
Bait
- • Fresh bloodworms
- • Sandworms (backup)
- • Clam strips (backup)
Comfort
- • Warm layers (spring mornings cold)
- • Rain gear
- • Gloves
- • Cooler for fish
Common Mistakes to Avoid
Setting hook too early
Pulling bait from fish. Flounder mouth baits slowly.
✓ Wait for solid pressure. Let them take it before setting.
Using old or frozen bait
Fewer bites. Fresh bait is dramatically more effective.
✓ Buy fresh bloodworms the day of your trip. Call ahead to reserve.
Not paying attention
Missing subtle bites. Flounder don't slam baits.
✓ Stay focused. Watch rod tips carefully. Feel for light pressure.
Frequently Asked Questions
When is the best winter flounder fishing in NJ?
April and May offer peak fishing when water temperatures are in the 45-55°F range. March can produce early fish. The season closes by mid-June as waters warm.
What are the NJ winter flounder regulations?
Current regulations require a 12" minimum with a 2 fish per person daily limit. Regulations are restrictive to support population recovery. Always verify at nj.gov/dep/fgw.
What bait works best for winter flounder?
Fresh bloodworms are the traditional and most effective bait. Sandworms work as backup. Clam strips and small pieces of squid also produce. Fresh bait is essential—frozen rarely works.
Where is the best flounder fishing in New Jersey?
Barnegat Bay is the traditional hotspot with extensive habitat. Great Bay, Raritan Bay, and Delaware Bay also hold fish. Look for muddy bottoms, channels, and oyster beds.
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