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💧 Freshwater Least Concern 🌡️ Tropical

Schizodon Knerii

Schizodon knerii Steindachner, 1875
Max Length
38.5 cm
Max Weight
1.4 kg
Lifespan
-
Trophic Level
2.4
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
48.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Schizodon Knerii (Schizodon knerii), first described by Steindachner, 1875 is a medium-sized fish in the family Anostomidae (order Characiformes). Adults typically reach 38.50 cm in maximum length and up to 1.400 kg. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds primarily on plankton, plant material, and detritus. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Schizodon knerii
Authority
Steindachner, 1875
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
38.5 cm
Max Weight
1.4 kg
Trophic Level
2.4
Resilience
Medium
Vulnerability
48.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 12 - 13; Anal soft rays: 9 - 10; Vertebrae: 39 - 40.

🌀 Behaviour

Behavioural data for Schizodon Knerii is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Distinct pairs breed on densely grown weedy places .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: São Francisco River basin, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.4±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.1 (TL)
Max TL
38.5cm
Max Weight
1,400g
Dorsal Rays
13
Anal Rays
10
Vertebrae
40

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
48.00/100
Moderate-High vulnerability
Trophic Level
2.4
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Steindachner, 1875

👥 Community & Contribute

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