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Iowa darter (Etheostoma exile) — Percidae

Iowa darter

Etheostoma exile
Family: Percidae
LC · Least Concern

The Iowa darter (Etheostoma exile) is a freshwater fish of the family Percidae that grows up to 7 cm.

Length
7.2 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
North America
Edibility
Not eaten

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Description

The Iowa darter is a small freshwater darter from northern and central North America. The species grows to about 7 cm and has a slender body; breeding males develop handsome red and blue vertical bars on the flank. As a bottom-dweller it lives in clear, weedy, cool water of lakes, ponds and slow streams and searches for small insect larvae, water fleas and invertebrates. The fish is harmless to humans. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Iowa darter?

The Iowa darter has an elongate, eel-like body, is mainly red-orange and shows a vertical stripes pattern. Spawning male with red and blue bands; bottom-dwelling cool-water darter

Where does the Iowa darter live?

The Iowa darter lives in fresh water and is mostly found around mixed bottom. North America

How big does the Iowa darter get?

The Iowa darter grows to a maximum of about 7 cm. On average the species is around 5 cm.

Is the Iowa darter dangerous to humans?

No, the Iowa darter is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Iowa darter edible?

The Iowa darter is not usually eaten.

More photos

Iowa darter (Etheostoma exile) — Percidae — 2
iNaturalist ((c) Emilio Concari, some rights reserved (CC BY-NC))
Iowa darter (Etheostoma exile) — Percidae — 3
rhodeus (CC BY-NC 4.0) via GBIF — iNaturalist
Iowa darter (Etheostoma exile) — Percidae — 4
iNaturalist ((c) Nicholas Bott, some rights reserved (CC BY-NC))
Iowa darter (Etheostoma exile) — Percidae — 5
Wikimedia Commons — Barton Warren Evermann (Public domain)
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All data

Identification

English name
Iowa darter verified
Scientific name
Etheostoma exile
Family
Percidae
Other names
Weed darter; Yellowbelly verified

Appearance

Size class
Small verified
Max length (cm)
7.2 verified
Average length (cm)
5.4 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Red / orange inferred
Pattern
Vertical bars sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
North America verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small insect larvae, water fleas and invertebrates inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes sourced
levensduur_max_jaar
3.0 verified
Seasonality
Bottom-dwelling cool-water darter; spawns in spring. sourced
Special features
Spawning male with red and blue bands; bottom-dwelling cool-water darter sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Etheostoma

More from the family Percidae

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