Rocky River Fishway waterfall
Live Conditions · 3.6 m³/s · About average

Rocky River Fishway

Newfoundland and Labrador

By Armen Suny · Last verified Jun 2026

Photo Credits (2)
2.
Rocky River Falls in Colinet.jpg CC BY-SA 4.0 · Wikimedia Commons

Difficulty

Easy

Trail Length

0.8 km

Trail Type

Out And Back

Elevation Gain

67 m

About Rocky River Fishway

Rocky River Fishway is a small engineered fish ladder and low waterfall feature on the Rocky River on the Avalon Peninsula of Newfoundland and Labrador. It was constructed to assist migratory fish moving upstream and is located close to roadside access near Argentia/Placentia. The site is primarily of interest to people looking for fish runs, short nature stops, and local scenery rather than a large scenic waterfall.

Why This Waterfall Exists

Rocky River Fishway flows over layered sedimentary rock laid down about 539 million to 1.0 billion years ago. Over time, the stream has worn through these layers at different rates, creating the step that forms the waterfall.

Trail & Hike Details

The Approach

The easy 0.8-km out-and-back trail gains 67 metres of elevation on the way to the falls.

Trail Description

There is no developed hike to reach the fishway, it is essentially a roadside feature visible from a short walk from where you park. Visitors may need to step down a short, possibly unmaintained bank to the water's edge to get closer views of the ladder and low falls. Surfaces can be uneven, muddy, and slippery when wet.

What to Expect

Expect a modest river channel with a constructed fishway (series of stepped pools or concrete channels) and a low waterfall rather than a tall scenic cascade. Facilities are minimal or non-existent (no visitor center, restrooms, or maintained trails). Vegetation typical of Newfoundland river corridors (alder, spruce, marshy grasses) and seasonal insects in summer. During spring and early summer you may observe migratory fish activity (salmon/sea trout) and increased flows; in winter the area can be icy and covered in snow.

Accessibility

The trail is not wheelchair accessible. Uneven terrain and elevation changes require steady footing.

Frequently Asked Questions

🐶 Are Dogs Allowed at Rocky River Fishway?

❌ Dogs are not allowed

Are There Any Fees or Permits Required?

🆖 No fees required

🏊 Is There Swimming at Rocky River Fishway?

❌ Swimming is not allowed

When to Visit

spring summer fall winter

Spring and early summer are often the best times to visit for observing fish runs and higher flows. Summer offers easier access for viewing and photography. Fall can provide pleasant foliage and lower visitor numbers. Winter access is possible but expect snow/ice and limited visibility of fish activity.

Seasonal Access

The best time to visit is Spring, Summer, Fall, and Winter. Check with the managing park or local authority for current conditions.

Safety Information

Watch for slippery rocks and steep or unstable banks. Currents near and below fishway structures can be unexpectedly strong. There may be no cell coverage in some spots; let someone know your plans if you travel into remote areas. Beware of insects in summer and dress appropriately for rapidly changing Newfoundland weather. If visiting in winter, expect icy conditions and limited access.

Current Water Conditions

Updated 42 minutes ago Moderate

3.6 m³/s

Current discharge — how much water is flowing

About average for this time of year

Based on 76 years of record

0.73 m

Water depth at gauge

7-Day Discharge Trend

What does this mean for your visit?

Flow is about average for this time of year.

About This Gauge

WSC 02ZK001
0.2 km from waterfall

Know when to go.

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Weather Forecast

Location & Access

Getting There

Coordinates: 47.2252, -53.5676. The fishway is on Rocky River near the Placentia/Argentia area of the Avalon Peninsula. Argentia is the closest notable community (~21.9 miles), Trepassey is farther (~32.5 miles) and St. John’s is the largest city in the region (~54.0 miles). Expect to reach the site by paved and/or well-maintained local roads; final access is typically from a roadside pullout or small informal parking area. Local signage and small bridges over the river are common landmarks. Exact driving directions and turn-by-turn approach are best checked with a recent map app or local sources before travel.

Get Directions on Google Maps

Parking

Limited roadside parking or a small pullout near the river/bridge. Parking is likely informal and may be muddy or uneven in wet conditions. Do not block private driveways or gate access.

Elevation

10 metres above sea level

Coordinates

47.225198° N, -53.567649° W

Visitor Tips & Gear

• Wear sturdy, waterproof footwear, banks and access points can be muddy and slippery. • Use caution when approaching the water; rocks are slick and currents can be stronger than they appear. • Bring insect repellent in summer. • There are likely no services on site, bring water and snacks if needed. • Respect private property and posted signs; stay off any fenced or posted infrastructure. • Check local sources (municipal or provincial websites) for temporary closures or maintenance work that may restrict access.

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For this easy 0.8 km trail, lightweight trail shoes and a water bottle are usually sufficient. Icy conditions are common in winter — traction cleats are a smart addition.

Additional Information

Nearby Attractions

Placentia/Argentia historic sites (old naval and cable station history), local coastal viewpoints and small communities in Placentia Bay; Cape St. Mary's Ecological Reserve (notable seabird colony) is within general driving distance from the region, check local maps for exact distances and access.

Wildlife

Migratory fish species (salmon/sea trout/other anadromous species) may be present during runs; waterfowl and shorebirds in the river corridor; typical Newfoundland mammals in the region may include moose and small mammals. In summer expect mosquitoes and black flies in wetter areas.

Cities near Rocky River Fishway

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