Animalia > Chordata > Actinopterygii > Perciformes > Centrarchidae > Micropterus > Micropterus salmoides

Micropterus salmoides (Northern largemouth bass; Largemouth black bass; Large-mouth bass; Largemouth bass; Largemouth; Green bass; Black bass; Bass; American black bass)

Language: Afrikaans; Cantonese; Czech; Danish; Dutch; Finnish; French; German; Hungarian; Italian; Japanese; Korean; Mandarin Chinese; Norwegian; Persian; Polish; Portuguese; Romanian; Russian; Slovak; Spanish; Swedish; Venda

Invasive Species

Micropterus salmoides (bass) has been widely introduced throughout the world due to its appeal as a sport fish and for its tasty flesh. In some places introduced Micropterus salmoides have affected populations of small native fish through predation, sometimes resulting in the their decline or extinction. Its diet includes fish, crayfish, amphibians and insects.
View ISSG Record: Micropterus salmoides


Adult Length [2]  38 inches (97 cm)
Brood Dispersal [2]  In a nest
Brood Egg Substrate [2]  Polyphils
Brood Guarder [2]  Yes
Litter Size [2]  109,314
Maximum Longevity [2]  23 years
Nocturnal [1]  Yes
Water Biome [1]  Lakes and Ponds, Rivers and Streams
Adult Weight [3]  12.187 lbs (5.528 kg)
Diet [1]  Carnivore
Female Maturity [2]  4 years 6 months
Male Maturity [3]  3 years 6 months


Protected Areas


Emblem of


Prey / Diet

Prey / Diet Overlap




Institutions (Zoos, etc.)

Range Map


Africa-Inland Waters; Algeria; America, North - Inland waters; America, South - Inland waters; Argentina; Asia - Inland waters; Australian; Austria; Belarus; Belgium; Bolivia; Botswana; Brazil; Cameroon; Canada; China; Colombia; Costa Rica; Cuba; Cyprus; Czech Republic; Danube; Denmark; Dominican Republic; Egypt; El Salvador; Estonia; Ethiopian; Europe - Inland waters; Fiji Islands; Finland; Former USSR - Inland waters; France; Germany, Fed. Rep.; Great Lake; Guam; Guatemala; Han; Hawaii (USA); Honduras; Hong Kong; Hungary; Iran (Islamic Rep. of); Italy; Japan; Kariba; Kenya; Korea, Dem. People's Rep; Korea, Republic of; Kum; Lake Biwa; Lake Lanao; Lake Victoria; Lake Waccamaw; Latvia; Lesotho; Lithuania; Loire; Madagascar; Malawi; Malaysia; Mauritius; Mexico; Mississippi; Missouri; Morocco; Nakdong; Namibia; Nearctic; Neotropical; Netherlands; New Caledonia; North America: St. Lawrence - Great Lakes, Hudson Bay (Red River), and Mississippi River basins; Atlantic drainages from North Carolina to Florida and to northern Mexico. The species has been introduced widely as a game fish and is now cosmopolitan. Se; North America: St. Lawrence - Great Lakes, Hudson Bay (Red River), and Mississippi River basins; Atlantic drainages from North Carolina to Florida and to northern Mexico. The species has been introduced widely as a game fish and is now cosmopolitan. Several countries report adverse ecological impact after introduction.; Norway; Oceania - Inland waters; Oriental; Palearctic; Panama; Philippines; Poland; Portugal; Puerto Rico; Rio Grande; Russian Federation; Serbia and Montenegro; Slovakia; South Africa; Spain; Swaziland; Sweden; Switzerland; Taiwan; Tanzania, United Rep. of; Tigris; Tunisia; US Virgin Islands; USA (contiguous states); Ukraine; United Kingdom; Volga; Zambezi; Zambia; Zimbabwe;

External References



Attributes / relations provided by
1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
2Frimpong, E.A., and P. L. Angermeier. 2009. FishTraits: a database of ecological and life-history traits of freshwater fishes of the United States. Fisheries 34:487-495.
3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
4Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
5Study of Northern Virginia Ecology
6Anurans as prey: an exploratory analysis and size relationships between predators and their prey, L. F. Toledo, R. S. Ribeiro & C. F. B. Haddad, Journal of Zoology 271 (2007) 170–177
7Aonyx capensis, Serge Larivière, MAMMALIAN SPECIES No. 671, pp. 1–6 (2001)
8del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
9Lutra maculicollis, Serge Larivière, MAMMALIAN SPECIES No. 712, pp. 1–6 (2002)
10Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Protected Areas provided by Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
Natura 2000, UK data: © Crown copyright and database right [2010] All rights reserved. Ordnance Survey Licence number 100017955