Largemouth bass

Micropterus salmoides

Summary 2

Family: Centrarchidae

Largemouth bass(Micropterus salmoides) are a popular sport species. Most common in lakes, but can also be found in rivers and creeks, often near underwater vegetation. Relatively tolerant of pollution. They use the large mouth to inhale fishes, crayfishes, insects, etc. Large individuals will make spectacular strikes at frogs, mice, etc. at the surface. Male clears a circular area on the bottom of all debris and plants, then defends this nest from other fishes, crayfishes, etc. Female lays eggs in the nest, then leaves. Male remains to guard the young until they are old enough to swim off. Indiana’s official state fish.

How to recognize: Mouth extends past rear of eye in adults. (Mouth does not extend past rear of eye in juveniles.) Diffuse black stripe from head to tail. Back is greenish. Belly is pale. Long fin along back is divided into two parts by a deep notch. Up to 2 feet /0.6 meters long.

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  1. (c) alavire, all rights reserved
  2. (c) alavire, some rights reserved (CC BY-NC)

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