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Micropterus dolomieu in Hawaii (USA)
Smallmouth bass

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Micropterus dolomieu   Lacepède, 1802
Family:	Centrarchidae (Sunfishes)			picture (Midol_m1.jpg) by Steinhart, G.B.
Order:	Perciformes  (perch-likes)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Smallmouth bass
Max. size:	69.0 cm TL (male/unsexed; Ref. 5723); max. published weight: 5,410 g (Ref. 4699); max. reported age: 26 years
Environment:	benthopelagic
Climate:	temperate; 10 - 30°C; 47°N - 34°N
Global Importance:	fisheries: commercial; aquarium: public aquariums
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (K=0.10-0.28; tm=3-6; tmax=14; Fec=5,000)
Distribution:	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.
Diagnosis:	Dorsal spines (total): 4-6; Dorsal soft rays (total): 13-14
Biology:	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)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	potential pest
Coordinator:
Main Ref:	Scott, W.B. and E.J. Crossman. 1973. (Ref. 1998)
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Hawaii (USA) country information
Common names:	Smallmouth bass		Ref:  Honebrink, R., 1990
Status:	introduced		Ref:  Yamamoto, M.N. and A.W. Tagawa, 2000
Salinity:	freshwater
Uses:	gamefish: yes
Comments:	Imported into Hawaii in 1953 for sportfishing; became established in Nu'uanu Reservoir No.3 in 1956; presently well established in the Ho'omaluhia Reservoir, Kaukonahua Stream, Nu'uanu Stream, and Maunawili Stream on O'ahu and in various streams on the island of Kaua'I; law prohibits release of this species in areas where they had not previously occurred (Ref. 44091). Also Ref. 58302.
Country Information:
Occurrences:	Occurrences    Point map
Main Ref:	Yamamoto, M.N., 1992
Update

More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | Bio-Quiz | E-book | Field guide | Identification keys | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	Alien/Invasive species database | BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | National databases | PubMed | Recipes | Scirus | Public aquariums | Tree of Life | Zoological Record Other web sites |
	Note: use the Back button of your browser to return to FishBase.
	Checked:  Yamamoto, Mike N.	Modified:  Ortañez, Auda Kareen	Entered:  Welcomme, Robin L.

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07