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Guardian darter (Etheostoma oophylax) — Percidae

Guardian darter

Etheostoma oophylax
Family: Percidae

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

Length
7.4 cm
Water
Freshwater
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
North America: USA

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Description

The Guardian darter is a small darter (Percidae) from fresh water of the southeastern United States. The species grows to about 7 cm and has an elongate body with a row of dark saddle blotches; courting males often colour intensely with green, orange or blue. The male guards the eggs laid beneath a stone. As a bottom-dweller it hops over gravel and stone bottoms of clear, flowing streams and eats insect larvae and small invertebrates. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Guardian darter?

The Guardian darter has an elongate, eel-like body, is mainly brown and shows a vertical stripes pattern.

Where does the Guardian darter live?

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

How big does the Guardian darter get?

The Guardian darter grows to a maximum of about 7 cm.

Is the Guardian darter dangerous to humans?

No, the Guardian 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.

More photos

Guardian darter (Etheostoma oophylax) — Percidae — 2
iNaturalist ((c) moose439, some rights reserved (CC BY-NC))
Guardian darter (Etheostoma oophylax) — Percidae — 3
iNaturalist ((c) IHUNTA, some rights reserved (CC BY-NC))
Guardian darter (Etheostoma oophylax) — Percidae — 4
Wikimedia Commons — Dominic (CC BY 4.0)
Guardian darter (Etheostoma oophylax) — Percidae — 5
Wikimedia Commons — Dominic (CC BY 4.0)
Fin

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All data

Identification

English name
Guardian darter sourced
Scientific name
Etheostoma oophylax
Family
Percidae
Other names
Guardian darter verified

Appearance

Size class
Small verified
Max length (cm)
7.4 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Vertical bars sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
North America: USA sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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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