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💧 Freshwater Critically Endangered 🌡️ Temperate

Big-head schizothoracin

Aspiorhynchus laticeps Day, 1877
Max Length
126 cm
Max Weight
-
Lifespan
-
Trophic Level
2.1
Depth
-
Climate
Temperate
Resilience
Very low
Vulnerability
73.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Big-head schizothoracin (Aspiorhynchus laticeps), first described by Day, 1877 is a very large fish. Adults typically reach 126.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It feeds primarily on plankton, plant material, and detritus. On the IUCN Red List, it is classified as Critically Endangered.

Scientific Name
Aspiorhynchus laticeps
Authority
Day, 1877
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
CR
Max Length
126 cm
Trophic Level
2.1
Resilience
Very low
Vulnerability
73.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Aspiorhynchus
Aspiorhynchus
Species
Big-head schizothoracin
Aspiorhynchus laticeps

🐟 Physical Description

Snout depressed; barbels 1 pair; scales minute or buried in skin on abdomen.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Big-head schizothoracin is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Temperate

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.1±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L2.98 (TL)
Max TL
126cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
73.00/100
High vulnerability
Trophic Level
2.1
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Day, 1877

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