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💧 Freshwater Least Concern 🌡️ Tropical

Ceratoglanis Scleronema

Ceratoglanis scleronema Bleeker, 1863
Max Length
44 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
54.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

In Kapuas Lakes area in Kalimantan Barat, Indonesia, fishermen reported that this species inhabits rivers and major streams with moderate to fast current . Appears to be predatory in nature, feeding on aquatic invertebrates and fish .

Scientific Name
Ceratoglanis scleronema
Authority
Bleeker, 1863
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
44 cm
Trophic Level
3.6
Resilience
Low
Vulnerability
54.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Ceratoglanis
Ceratoglanis
Species
Ceratoglanis Scleronema
Ceratoglanis scleronema

🐟 Physical Description

Anal soft rays: 98 - 108; Vertebrae: 62 - 65. Snout with a steep ventral profile (ventral angle of snout 20°-26°), relatively more anal-fin rays (98-108), and smaller eyes (eye diameter 10.7% - 14.0% HL) that are set further apart (interorbital distance 35.4 - 40.9% HL). Mature males have membranous extensions on only the anterior edge of the maxillary barbel.: elongated.

🌀 Behaviour

Behavioural data for Ceratoglanis Scleronema 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
3.6±0.58

📐 Morphometrics

Length–Weight Relationship: W = 0.00562 × L3 (TL)
Max TL
44cm
Anal Rays
103
Vertebrae
64

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
54.00/100
Moderate-High vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Bleeker, 1863

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