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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Temperate

Cutlips minnow

Exoglossum maxillingua Lesueur, 1817
Max Length
16 cm
Max Weight
-
Lifespan
2 yrs
Trophic Level
3
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
31.00/100
Typical Length
10.8 cm
Depth Zone
demersal

📖 Overview

Adults inhabit rocky pools and runs of creeks and small to medium rivers. Usually found in quiet water near boulders. Males construct large circular or rectangular nests by piling pebbles carried in the mouth . Adults feed on insects and mollusks . Migratory behaviour is undetermined .

Scientific Name
Exoglossum maxillingua
Authority
Lesueur, 1817
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
16 cm
Lifespan
2 years
Trophic Level
3
Resilience
High
Vulnerability
31.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Exoglossum maxillingua resembles tonguetied minnow, E. laurae, but can be distinguished by the presence of much larger fleshy lobe on each side of lower jaw, well separated from central bony plate and followed by another fleshy lobe on underside of head, and by absence of barbel near corner of mouth .: fusiform / normal.

🌀 Behaviour

Behavioural data for Cutlips minnow is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Temperate; 47°N - 37°N North America: Atlantic Slope from St.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3±0.33
Food Items

insects and mollusks (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.06 (TL)
Max TL
16cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Lesueur, 1817

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Cutlip Minnow · cutlips minnow
🌍CES jeleček ostropyský
🇫🇷French bec-de-lièvre
🇷🇺Russian Длинноязычный эксоглосс · Толстогубый гольян

Scientific Synonyms

Scientific Name Author Year Status
Cyprinus maxillingua Lesueur 1817 Synonym
Exoglossum annulatum Rafinesque 1818 Synonym
Exoglossum lesurianum Rafinesque 1818 Heterotypic
Exoglossum nigrescens Rafinesque 1818 Synonym
Exoglossum vittatum Rafinesque 1818 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 375 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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