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💧 Freshwater Data Deficient 🌡️ Tropical

Leiocassis Aculeata

Leiocassis aculeata Ng & Hadiaty, 2005
Max Length
12.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Leiocassis Aculeata (Leiocassis aculeata) is a ray-finned fish. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 12.2 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Leiocassis aculeata
Authority
Ng & Hadiaty, 2005
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
12.2 cm
Trophic Level
3.4
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Leiocassis
Leiocassis
Species
Leiocassis Aculeata
Leiocassis aculeata

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal soft rays: 14; Vertebrae: 38 - 39. Distinguished from congeners, except Leiocassis poecilopterus, in having the posterior tip of the supraoccipital process in contact with the nuchal plate. Further differs from L. micropogon in possessing a deeper body (19.8-20.8% SL vs. 10.0-18.9); and from L. poecilopterus in having a longer adipose fin (15.8-16.6% SL vs. 12.9-15.0) and longer dorsal (20.8% SL vs. 15.5-18.4) and pectoral spines (17.9-18.7 % SL vs. 14.5-17.5) .

🌀 Behaviour

Behavioural data for Leiocassis Aculeata 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. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.4±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L2.93 (TL)
Max TL
12.2cm
Dorsal Spines
1
Dorsal Rays
7
Anal Rays
14
Vertebrae
39

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Ng & Hadiaty, 2005

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