Yellow Perch

Physical Characteristics

Features a golden yellow to brassy green body with 6-8 dark, vertical triangular bars on the sides. It has two separate dorsal fins, the first having sharp spines, and bright orange to red pectoral, pelvic, and anal fins. Scales are ctenoid, giving it a rough texture.

Habitat & Distribution

Native to North America, ranging from the Atlantic coast to the Great Lakes and south to the Mississippi River basin. Prefers clear, cool-to-cold lakes, ponds, and slow-moving rivers with abundant aquatic vegetation and sand or gravel bottoms.

Size & Weight

Typically ranges from 6 to 12 inches (15-30 cm) and weighs between 0.3 to 1 pound. Maximum recorded size is approximately 18 inches and over 4 pounds.

Similar Looking Species

The European Perch (Perca fluviatilis), which is generally larger and has more pronounced coloration, and the Walleye (Sander vitreus), which lacks the prominent vertical bars and has a larger mouth with prominent teeth.

Ecological Role

Acts as a key secondary consumer in freshwater ecosystems; juveniles feed on zooplankton and aquatic insects while adults progress to small fish and crustaceans. They are a critical prey source for larger predators like Walleye and Northern Pike. Listed as 'Least Concern' globally, though local populations can be affected by habitat degradation.

Identified on: 1/2/2026

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