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Blackstripe topminnow (Fundulus notatus) — Fundulidae

Blackstripe topminnow

Fundulus notatus
Family: Fundulidae
LC · Least Concern

The Blackstripe topminnow (Fundulus notatus) is a freshwater fish of the family Fundulidae that grows up to 8 cm.

Length
8 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Small groups
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Quiet waters of central North America.
Edibility
Not eaten

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Description

The blackstripe topminnow (Fundulus notatus) is a small killifish of the family Fundulidae from central North America. The species has a slender, silvery body with a broad, black lengthwise stripe from snout to tail and an upward-pointing mouth, and reaches about 8 cm. It stays at the surface of quiet water, usually along the margins of creeks, small rivers, ponds and lakes. As a surface hunter it feeds mainly on terrestrial arthropods that fall onto the water, supplemented with small aquatic invertebrates. Owing to its small size the species has no fishery value, but it is sometimes used as bait.

Frequently asked questions

How do you recognise the Blackstripe topminnow?

The Blackstripe topminnow has an elongate, eel-like body, is mainly silver-grey and shows a horizontal stripes pattern. Broad black longitudinal stripe and an upturned mouth; surface hunter of fallen insects.

Where does the Blackstripe topminnow live?

The Blackstripe topminnow lives in fresh water and is mostly found around mixed bottom. Quiet waters of central North America.

How big does the Blackstripe topminnow get?

The Blackstripe topminnow grows to a maximum of about 8 cm. On average the species is around 6 cm.

Is the Blackstripe topminnow dangerous to humans?

No, the Blackstripe topminnow 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 Blackstripe topminnow edible?

The Blackstripe topminnow is not usually eaten.

More photos

Blackstripe topminnow (Fundulus notatus) — Fundulidae — 2
iNaturalist ((c) Bradley Rasmussen, some rights reserved (CC BY-NC))
Blackstripe topminnow (Fundulus notatus) — Fundulidae — 3
iNaturalist ((c) Nicholas Bott, some rights reserved (CC BY-NC))
Blackstripe topminnow (Fundulus notatus) — Fundulidae — 4
iNaturalist ((c) donnymidas, some rights reserved (CC BY-NC))
Blackstripe topminnow (Fundulus notatus) — Fundulidae — 5
Wikimedia Commons — David Starr Jordan (Public domain)
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All data

Identification

English name
Blackstripe topminnow verified
Scientific name
Fundulus notatus
Family
Fundulidae

Appearance

Size class
Small verified
Max length (cm)
8.0 verified
Average length (cm)
5.8 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey inferred
Pattern
Horizontal stripes inferred
Tail shape
Rounded inferred
Mouth position
Superior (upward) inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Quiet waters of central North America. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Terrestrial arthropods from the surface and small aquatic invertebrates sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Broad black longitudinal stripe and an upturned mouth; surface hunter of fallen insects. 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 Fundulus

More from the family Fundulidae

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