Eastern mosquitofish (Gambusia holbrooki) fish species and information / pictures of Eastern mosquitofish - Gambusia holbrooki

Eastern mosquitofish (Gambusia holbrooki) fish species information

Scientific Name
Gambusia holbrooki

Common Name
Eastern mosquitofish

Biology
Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal spines: 1; Anal soft rays: 9

Classification

Classified By
Girard, 1859
Class
Ray-finned fishes (Actinopterygii)
Order
Live bearers, Killifishes and Rivulines (Cyprinodontiformes)
Family
Poeciliids (Poeciliidae)

Distribution

Region
North America
Distribution
North America: Atlantic and Gulf Slope drainages from New Jersey south to Alabama in USA (Ref. 5723). Introduced to many countries for mosquito control, but had rare to non-existing effects on mosquitoes, and negative to perhaps neutral impact on native fishes (Ref. 12217). Established throughout southern Europe; introduced worldwide in tropical and subtropical countries (Ref. 59043).
Range
40°N - 31°N, 89°W - 74°W

Environment

Climate
Subtropical
Water Temperature From
15 °C
Water Temperature To
35 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; brackish; ; pH range: 6.0 - 8.8; dH range: ? - 40 benthopelagic; potamodromous (Ref. 51243)
Trophic Level
3.05 s.e. 0.29 Based on diet studies.
Occurs in Marine / Salt water
False
Occurs in Brackish water
True
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
3.5 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Aquarium: commercial
Vulnerability
Low vulnerability (24 of 100)
Resilience
High, minimum population doubling time less than 15 months (tm
Threat To Humans
  Potential pest (Ref. 12257)
IUCN Red List Status
  Not Evaluated