Scientific Name
Fundulus escambiae

Common Name
Russetfin topminnow

Biology
Inhabits vegetated sloughs, swamps, and quiet pools and backwaters of streams. 7.8 cm max TL (Ref. 5723). Not a seasonal killifish. Is very difficult to maintain in aquarium (Ref. 27139).

Classification

Classified By

Bollman, 1887

Class

Ray-finned fishes (Actinopterygii)

Order

Live bearers, Killifishes and Rivulines (Cyprinodontiformes)

Family

Topminnows and killifishes (Fundulidae)

Distribution

Region

North America

Distribution

North America: occurs only in the USA from Suwannee River drainage in Florida to Perdido River drainage in Alabama.

Range

32°N - 29°N

Environment

Climate

Temperate

Water Temperature From

15 °C

Water Temperature To

25 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; benthopelagic; non-migratory

Trophic Level

3.07 s.e. 0.37 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

6.0 cm

Common Length

4.0 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 (10 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated