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💧 Freshwater Least Concern 🌡️ Tropical

Hemiodus Thayeria

Hemiodus thayeria Böhlke, 1955
Max Length
8.9 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Hemiodus Thayeria (Hemiodus thayeria), first described by Böhlke, 1955 is a small fish in the family Hemiodontidae (order Characiformes). Adults typically reach 8.90 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Hemiodus thayeria
Authority
Böhlke, 1955
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
8.9 cm
Trophic Level
2.8
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal fin plain, with no blotch; longitudinal midlateral dark stripe starting just after the opercle, not after the eye as in H. tocantinensis and H. ternetzi.

🌀 Behaviour

Behavioural data for Hemiodus Thayeria is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Distinct pairing .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Solimões, Negro, and Orinoco River basins.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.8±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00537 × L3.14 (TL)
Max TL
8.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Böhlke, 1955

🌐 Names & Taxonomy

Language Common Names
🌍CES polozubka rionegroská

Scientific Synonyms

Scientific Name Author Year Status
Hemiodopsis thayeria Böhlke 1955 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

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