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💧 Freshwater Least Concern 🌡️ Temperate

Variegate darter

Etheostoma variatum Kirtland, 1840
Max Length
11 cm
Max Weight
-
Lifespan
4 yrs
Trophic Level
3.4
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
23.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabit swift gravel and rubble riffles of small to medium rivers . Eggs are found buried in the substrate .

Scientific Name
Etheostoma variatum
Authority
Kirtland, 1840
Habitat
Freshwater
Climate
Temperate
IUCN Status
LC
Max Length
11 cm
Lifespan
4 years
Trophic Level
3.4
Resilience
Medium
Vulnerability
23.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Variegate darter is currently being compiled.

🌀 Behaviour

Behavioural data for Variegate darter is currently being reviewed.

🦐 Diet

The diet of E. variatum consists of crustaceans, insect larvae and other aquatic invertebrates.

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Eggs are found buried in the substrate .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Temperate; 43°N - 37°N North America: Ohio River basin from southwestern New York to Virginia, eastern Kentucky and southern Indiana in the USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00794 × L3.16 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Temperate
Described By
Kirtland, 1840

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Variegate Darter

Scientific Synonyms

Scientific Name Author Year Status
Hadropterus tessellatus Jordan 1877 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 18 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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