RIVER FISH · Warm water & soft bottoms

Common carp

Cyprinus carpio

A large, deep-bodied nonnative fish with barbels near the mouth, now established in many U.S. rivers, lakes and reservoirs.

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Common carp held above the water
Photo: Sam Stukel / USFWS · Public domain ↗

Meet the fish

Habitat
Warm lakes, reservoirs, rivers and backwaters, often over soft bottoms and in nutrient-rich water.
On the menu
Omnivorous bottom feeding on invertebrates, plant material, detritus and other available food.
Size context
A large-bodied fish that commonly exceeds 20 inches in productive waters and can grow substantially larger.
Range & local context
Native to Eurasia and introduced widely across North America, where established populations occur in many major watersheds.

Living with the river

Water & habitat

Water temperature, shallow access and soft-bottom habitat can matter more than a single main-channel flow reading.

Seasonal life

Spawning occurs in shallow vegetated water during warm periods, often with visible groups of fish in flooded or shoreline habitat.

Read the water, not a fishing score. Gauge readings describe one monitoring location. They do not prove fish are present, predict a bite, establish safe access or replace current fishing rules. Check the observation time and the specific stretch of river.

Before you go

Common carp are nonnative and can damage aquatic vegetation and water clarity in some systems. Do not confuse them with the separate group often called invasive carp.

Use the linked agencies and the relevant river guide for current regulations, closures and consumption advisories. A species profile is not a fishing license or a statement that harvest is allowed.

Editorial review: . Regional size examples are labeled; maximum lengths are not typical sizes.

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