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💧 Freshwater Critically Endangered 🌡️ Subtropical

Acheilognathus Elongatus

Acheilognathus elongatus Regan, 1908
Max Length
19.8 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
43.00/100
Typical Length
7 cm
Depth Zone
-

📖 Overview

Acheilognathus Elongatus (Acheilognathus elongatus), first described by Regan, 1908 is a medium-sized fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 19.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It feeds primarily on plankton, plant material, and detritus. On the IUCN Red List, it is classified as Critically Endangered.

Scientific Name
Acheilognathus elongatus
Authority
Regan, 1908
Habitat
Freshwater
Climate
Subtropical
IUCN Status
CR
Max Length
19.8 cm
Trophic Level
2
Resilience
Medium
Vulnerability
43.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Vertebrae: 36. Air bladder developed; mouth subsuperior .

🌀 Behaviour

Behavioural data for Acheilognathus Elongatus is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Female has an ovipositor which is used to deposit eggs inside bivalves. Young remain in the bivalve until they can swim .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 25°N - 24°N

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00437 × L3.22 (TL)
Max TL
19.8cm
Vertebrae
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2008

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
43.00/100
Moderate vulnerability
Trophic Level
2
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Regan, 1908

🦠 Common Diseases

The following diseases are known to affect Acheilognathus Elongatus.

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