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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Temperate

Vanmanenia Caldwelli

Vanmanenia caldwelli Nichols, 1925
Max Length
7.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Temperate
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Vanmanenia Caldwelli (Vanmanenia caldwelli), first described by Nichols, 1925 is a small fish in the family Balitoridae (order Cypriniformes). Adults typically reach 7.20 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Balitoridae kept in the hobby.

Scientific Name
Vanmanenia caldwelli
Authority
Nichols, 1925
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
7.2 cm
Trophic Level
2.7
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 10; Anal soft rays: 7. : elongated.

🌀 Behaviour

Behavioural data for Vanmanenia Caldwelli 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

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.7±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00646 × L3.11 (TL)
Max TL
7.2cm
Dorsal Rays
10
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Temperate
Described By
Nichols, 1925

🌐 Names & Taxonomy

Language Common Names
🌍CES mřenka Caldwellova

Scientific Synonyms

Scientific Name Author Year Status
Homaloptera caldwelli Nichols 1925 Synonym
Homalosoma caldwelli Nichols 1925 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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