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💧 Freshwater Least Concern 🌡️ Temperate

Streamline chub

Erimystax dissimilis Kirtland, 1840
Max Length
14 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
29.00/100
Typical Length
8.8 cm
Depth Zone
demersal

📖 Overview

Adults inhabit riffles, runs, and current-swept pools over gravel and rubble in clear small to large rivers . They feed on periphyton and a wide variety of aquatic insect larvae, especially midges, mayflies, and caddisflies . Migratory behaviour is undetermined .

Scientific Name
Erimystax dissimilis
Authority
Kirtland, 1840
Habitat
Freshwater
Climate
Temperate
IUCN Status
LC
Max Length
14 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
29.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Streamline chub is currently being compiled.

🌀 Behaviour

Behavioural data for Streamline chub is currently being reviewed.

🦐 Diet

Diet information for Streamline chub is currently being compiled.

🥚 Reproduction

Reproduction data for Streamline chub is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Temperate; 43°N - 31°N North America: Ohio River basin from western New York to northern Indiana and south to northern Alabama, USA; single record from Lake Erie in Ohio.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.9±0.4
Food Items

periphyton and a wide variety of aquatic insect larvae, especially midges, mayflies, and caddisflies

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
14cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Temperate
Described By
Kirtland, 1840

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Streamline Chub
🌍CES jelčík skvrnkovaný

Scientific Synonyms

Scientific Name Author Year Status
Hybopsis dissimilis Kirtland 1840 Synonym
Hybopsis plumbea dissimilis Kirtland 1840 Synonym
Hybopsis watauga Jordan & Evermann 1889 Synonym
Luxilus dissimilis Kirtland 1840 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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