Winter Flounder

Pseudopleuronectes americanus · Pleuronectidae

WaterSaltwater

Max length30 in

Max weight10 lb

Lifespan10 yr

Feeding range35–45 °F · model estimate

Best timeDawn · Dusk

Water

Saltwater

Max length

30 in

Max weight

10 lb

Lifespan

10 yr

Feeding range

35–45 °F · model estimate

Best time

Dawn · Dusk

Winter Flounder Overview

The Winter Flounder, scientifically known as Pseudopleuronectes americanus, is a popular flatfish found in the cold waters of the North Atlantic. This species is particularly favored by anglers for its delicate flavor and firm texture, making it a sought-after catch in various culinary dishes.

Habitat

In the United States, Winter Flounder inhabit the coastal waters from Maine to North Carolina, typically residing in sandy or muddy bottoms. They are often found in estuaries and bays, where they can camouflage themselves against the substrate.

Why Anglers Care

Anglers appreciate Winter Flounder not only for their taste but also for the challenge they present. They are known to be elusive, requiring skill and patience to catch. The fishing season for Winter Flounder generally peaks in the colder months, making them a popular target during winter fishing trips.

Biting calendar

Continental-US average by month; your water may shift it a few weeks.

Winter Flounder are more likely to bite during the cooler parts of the day, particularly at dawn and dusk. Their feeding patterns are influenced by water temperature and tidal movements.

How to fish

To catch Winter Flounder, use a simple rig with a flounder hook and a sinker to keep your bait near the bottom. Popular baits include squid, minnows, and sandworms. Cast near structures like jetties or in shallow waters during low tide for the best results.

Biology

Winter Flounder spawn in the spring, releasing eggs that drift in the water column. Their diet primarily consists of small fish, crustaceans, and mollusks. They prefer shallow waters, often found in estuaries and coastal bays, where they can easily camouflage themselves.

Where Winter Flounder lives

Native in 7 states

Connecticut Delaware Maine New Hampshire New Jersey New York Rhode Island

Each state links to its wildlife agency's fishing rules. Size and bag limits change every year — check there before you keep a fish.

Sources: NatureServe Explorer (CC BY 4.0) · GBIF.org (CC0 and CC BY records only) (CC0 / CC BY 4.0). NatureServe. 2026. NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available https://explorer.natureserve.org/. (Accessed: October 4, 2026)