Home · Crenuchidae · Rachow's darter characin
Rachow's darter characin (Characidium rachovii) — Crenuchidae

Rachow's darter characin

Characidium rachovii
Family: Crenuchidae

The Rachow's darter characin (Characidium rachovii) is a freshwater fish of the family Crenuchidae that grows up to 5 cm.

Length
4.5 cm
Water
Freshwater
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless

Description

The Rachow's darter characin is a small characin bottom-fish (Crenuchidae) from fresh water of the La Plata basin in southern South America. The species grows to about 4.5 cm and has a slender, elongate body with a row of dark blotches or a longitudinal stripe, and props itself on the bottom with its pectoral fins. As a bottom-dweller it lives in clear streams among sand and leaf litter and eats small invertebrates and larvae. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Rachow's darter characin?

The Rachow's darter characin has an elongate, eel-like body, is mainly brown and shows a spots pattern.

Where does the Rachow's darter characin live?

The Rachow's darter characin lives in fresh water and is mostly found around mixed bottom.

How big does the Rachow's darter characin get?

The Rachow's darter characin grows to a maximum of about 5 cm.

Is the Rachow's darter characin dangerous to humans?

No, the Rachow's darter characin is harmless to humans.

Download Fin's Fish Guide

Identify fish in seconds, log your catches and dives. Join the TestFlight beta.

Get the beta →

All data

Identification

Dutch name
Rachows dartertetra sourced
English name
Rachow's darter characin sourced
Scientific name
Characidium rachovii
Family
Crenuchidae

Appearance

Size class
Small verified
Max length (cm)
4.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Fishing method
Klein van stuk en nauwelijks een hengelsportdoel; wordt vooral incidenteel of als aasvis gevangen. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Characidium

More from the family Crenuchidae

Download Fin's Fish Guide

Identify fish in seconds, log your catches and dives. Join the TestFlight beta.

Get the beta →