Ramapo River
Fly fishing in New Jersey · intermediate · Best seasons: spring, fall
Target Species
Brown Trout, Rainbow Trout
About This Water
Bergen County stream forming New York border. Good trout fishing near Mahwah with public access.
Fishing Recommendations
The Ramapo River is a gem of Northern New Jersey, offering a surprising escape for anglers in the shadows of the New York City metropolitan area. While it flows through suburban Bergen County, its rocky substrate and forested corridors provide a classic freestone experience.
Here is your comprehensive guide to fly fishing the Ramapo River.
🎣 Location Overview
The Ramapo is a quintessential suburban freestone river. Originating in New York and flowing south through New Jersey, the most productive trout water is found between the New York state line and the confluence with the Pompton River.
What makes the Ramapo special is its accessibility and character. It features a mix of wide, shallow riffles, deep slow-moving pools, and classic "pocket water" created by glacial boulders. While it lacks the year-round cold water of tailwaters like the Delaware, it is a high-volume fishery heavily stocked by the NJ Division of Fish & Wildlife. For the Bergen County angler, it represents the best opportunity to catch quality trout without a three-hour drive.
🐟 Target Species & Behavior
The primary targets here are Rainbow Trout and Brown Trout.
- Rainbow Trout: These are the most common residents due to heavy stocking. They tend to hold in faster, highly oxygenated water—specifically at the "heads" of pools where the riffles enter. They are opportunistic and often school together shortly after stocking.
- Brown Trout: You will find both stocked browns and the occasional "holdover" (fish that survived the previous season). Browns are more cautious and light-sensitive. They prefer the deeper "tails" of pools, undercut banks, and the shadows of large boulders.
- Behavioral Note: Because the Ramapo is a popular river, the fish can become "leader shy" quickly. Precise presentations and fine tippet (5X or 6X) are often necessary as the season progresses.
📅 Best Times to Fish
Optimal Seasons
- Spring (April – early June): This is the "Goldilocks" period. Water temperatures are in the 50s and 60s, and insect activity is at its peak.
- Fall (October – November): NJ performs a fall stocking, and as water temperatures drop, the remaining resident fish become active again. This is also the best time to target large, aggressive Brown Trout.
Time of Day
- Early Spring: Mid-day is best (11:00 AM – 3:00 PM) when the sun warms the water and triggers hatches.
- Late Spring/Early Fall: Dawn and dusk are the magic hours. The "evening rise" on the Ramapo can be spectacular.
Prime Windows
Watch the USGS gauges. The Ramapo can blow out quickly after heavy rain. Look for a dropping hydrograph after a rain event; as the water clears to a "tannin" or "tea" color, the fishing is world-class.
🪰 Recommended Flies & Techniques
Dry Flies
When the hatches are on, the Ramapo trout look up.
- Hendrickson (Light & Dark): Essential for late April.
- Elk Hair Caddis (Tan/Olive): A staple from May through June.
- Blue Winged Olive (BWO): Perfect for overcast, drizzly days in both Spring and Fall.
- Adams (Parachute): The best general attractor when nothing specific is hatching.
Nymphing (The High-Percentage Play)
Nymphing accounts for 80% of fish caught here.
- Pheasant Tail (#14-18): Mimics almost any mayfly nymph.
- Zebra Midge (#18-22): Essential for picky fish in slower water.
- Pats Rubber Legs: Great for high, slightly murky water to get the fish's attention.
- Perdigons: Excellent for reaching the bottom quickly in the deeper runs.
Streamers
- Wooly Buggers (Black or Olive): The "go-to" for targeting larger holdover browns.
- Muddler Minnows: Effective when fished on a swing during the late evening.
Presentation Tip
The "Leisenring Lift": In the riffles of the Ramapo, let your nymph sink, and as it reaches the end of the drift, let the line tighten so the fly rises toward the surface. This often triggers a strike from trout waiting at the tail of a run.
💡 Pro Tips & Local Knowledge
- Focus on the "Reservation": The stretch within the Ramapo Valley County Reservation (Mahwah) offers some of the best habitat and most scenic water. Walk at least half a mile away from the parking lot to escape the crowds; the further you walk, the better the fishing gets.
- The "Halifax" Stretch: The area near Halifax Road is famous for its deep pools. This is a prime spot for streamer fishing during the fall stocking.
- Temperature Warning: By July, the Ramapo often exceeds 70°F. Stop fishing for trout when the water hits 68°F. It becomes lethal for the fish. During the heat of summer, switch to a 5-weight and target the river’s excellent Smallmouth Bass and Sunfish population.
- Wading Safety: The Ramapo has many "bowling ball" rocks coated in algae. Felt soles (where legal) or studded wading boots and a staff are highly recommended.
⚠️ Important Information
- Access: Most fishing occurs within the Ramapo Valley County Reservation (Mahwah), Riverside County Park, and various bridge access points in Oakland and Franklin Lakes.
- Regulations: The Ramapo is generally a "Stocked Water." You must have a NJ Fishing License and a Trout Stamp.
- Closure: Be aware of the "Pre-Season Closure" and "In-Season Stocking Closures." The river is typically closed to fishing on specific Thursdays during the spring stocking weeks until 5:00 PM. Check the NJ Fish & Wildlife Stocking Schedule for exact dates.
- Etiquette: Because this is a high-traffic area, give other anglers space. If someone is fishing a pool, it is customary to walk well around them and enter the water at least 50 yards away.
Guide’s Final Word: The Ramapo is a "moody" river. One day it feels like a pristine mountain stream, and the next, it can be crowded. Success here comes to the angler who is willing to walk a little further and fish the "thin" water that others overlook.
Bug Hatches & Matching Flies
| Hatch | Type | Peak months | Time of day | Hook sizes | Matching flies |
|---|---|---|---|---|---|
| Blue-Winged Olive Baetis spp. | mayfly | March, April, October, November | Afternoon | #18-22 | RS2 #18-20, Parachute Adams #18-22, Pheasant Tail Nymph #18-20 |
| Hendrickson Ephemerella subvaria | mayfly | April | Afternoon | #12-14 | Red Quill #12-14, Hendrickson Emerger #14, Hare's Ear Nymph #12-14 |
| Tan Caddis Hydropsyche | caddis | April, May, June | Evening | #14-18 | Elk Hair Caddis #14-16, LaFontaine's Deep Sparkle Pupa #14-16, Holy Grail #16 |
| Sulphur Ephemerella invaria/dorothea | mayfly | May, June | Evening | #14-18 | Sulphur Parachute #16-18, CDC Bubbleback Sulphur #16, Pheasant Tail #16-18 |
| March Brown Maccaffertium vicarium | mayfly | May | Afternoon | #10-12 | March Brown American #10-12, Gold Ribbed Hare's Ear #10-12 |
| Light Cahill Stenacron interpunctatum | mayfly | June, July | Evening | #14-16 | Light Cahill #14-16, Cream Usual #14-16 |
| Midges Chironomidae | midge | January, February, March, December | Late Morning/Afternoon | #20-24 | Zebra Midge #20-22, Griffith's Gnat #20-24, Mercury Midge #20-22 |
| Terrestrials Formicidae / Coleoptera | terrestrial | July, August, September | Afternoon | #12-18 | Black Foam Ant #16-18, Crowe Beetle #14-16, Dave's Hopper #12 |