Species learning profile

Achigan à grande bouche

Micropterus salmoides

Largemouth bass (Micropterus salmoides) is a freshwater fish associated with lake habitat in North America. It can swallow prey nearly half as long as its own body.

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Illustration originale de la collection Fishdle de Achigan à grande bouche
Source de l’illustration: Fishdle · CC BY 4.0

At a glance

Eau
Eau douce
Habitat
Lac
Longueur maximale
97 cm
Répartition
Amérique du Nord
Famille
Centrarchidae
Ordre
Centrarchiformes

Observe

How to identify Achigan à grande bouche

  • Olive green with a dark horizontal stripe.
  • Sturdy and streamlined with a mouth extending behind the eye.
  • Reported maximum length: 97 cm — up to about the length of a guitar. Maximum is not the same as typical adult size.

Field note: color, size, and markings can change with age, sex, season, depth, and lighting. Use several traits together.

Place and pattern

Where it lives—and how it behaves

Habitat and range

This species is associated with lake habitat across North America. Temperature, oxygen, depth, and shoreline cover divide a lake into very different living zones.

Behavior

Uses lake habitat for feeding, shelter, migration, or reproduction.

Food-web connections

What it eats and why it matters

Diet

A species-specific mix of plant material, plankton, invertebrates, or other fish.

Ecological role

It links one or more lake zones, carrying energy between bottom, shoreline, and open-water communities..

Remember

One fact worth keeping

Achigan à grande bouche peut atteindre environ 97 cm et vit souvent près de Lac.

Think like a conservationist

A conservation lens

Healthy lake populations depend on suitable temperature and oxygen, clean spawning areas, and balanced harvest and food webs.

This habitat lens is not a current population-status assessment. Status can differ among regions and change as new assessments are published; follow the reference links and local fisheries or wildlife agencies for current decisions.

Recall

Quick knowledge check

Which habitat is most closely associated with Largemouth bass in this guide?

Keep exploring

References and further reading

Fishdle summarizes stable identification and ecology concepts in plain language. Taxonomy and population knowledge continue to change, so use primary assessments and regional authorities for conservation or management decisions.

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