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