Micropterus dolomieu Lacepède, 1802

Smallmouth bass

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Perciformes \| Centrarchidae
Synonyms	Micropterus dolomieu dolomieu, Bodianus achigan, Cichla fasciata, ... more
Common names	Black bass, Small-mouth black bass, Black-bass à petite bouche, ... more

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Image of Micropterus dolomieu (Smallmouth bass)

Picture by Steinhart, G.B.

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Main reference

Scott, W.B. and E.J. Crossman. 1973. (Ref. 1998)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 69.0 cm TL male/unsexed; (Ref. 5723); common length : 8.0 cm TL male/unsexed; (Ref. 3549); max. published weight: 5,410 g (Ref. 4699); max. reported age: 26 years (Ref. 46974)

Environment

Benthopelagic; freshwater

Climate / Range

Temperate; 10°C - 30°C (Ref. 12741); 47°N - 34°N

North America: St. Lawrence-Great Lakes system, Hudson Bay and Mississippi River basins from southern Quebec in Canada to North Dakota and south to northern Alabama and eastern Oklahoma in the USA. Introduced into many countries for sport fishing. Several countries report adverse ecological impact after introduction.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 46; Dorsal soft rays (total): 1314

Inhabit shallow rocky areas of lakes, clear and gravel-bottom runs and flowing pools of rivers, cool flowing streams and reservoirs fed by such streams (Ref. 1998). Young feed on plankton and immature aquatic insects while adults take in crayfish, fishes, and aquatic and terrestrial insects (Refs. 1998, 10294, 44091). Sometime cannibalistic (Ref. 30578). Preyed upon by fishes and turtles (Ref. 1998). Excellent food fish (Ref. 1998).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Potential pest

Human uses
Fisheries: commercial; gamefish: yes; aquarium: public aquariums


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
Biogeographic modelling \| Bio-Quiz \| E-book \| Field guide \| Identification keys \| Length-frequency wizard \| Life-history tool \| LifeMapper \| Point map

Special reports
Check for Aquarium maintenance \| Check for Species Fact Sheets \| Check for Aquaculture Fact Sheets

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Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.10-0.28; tm=3-6; tmax=14; Fec=5,000)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Moderate to high vulnerability (50 of 100)	Not marketed/unknown

Entered by Froese, Rainer

Modified by Ortañez, Auda Kareen

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Page last modified by : elaxamana, 15 July 2009

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