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💧 Freshwater 🌡️ Tropical

Glyptothorax Irroratus

Glyptothorax irroratus Ng & Kottelat, 2023
Max Length
8.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Glyptothorax Irroratus (Glyptothorax irroratus) is a ray-finned fish of the family Sisoridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 8.4 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Glyptothorax irroratus
Authority
Ng & Kottelat, 2023
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
8.4 cm
Trophic Level
3.2
Resilience
Medium
Vulnerability
35.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 7 - 10. This species is distinguished from its congeners by the following set of characters: irregularly arranged large and small tubercles on the lateral surfaces of the body; uniformly dark grey to black body with only a very faint pale mid-dorsal stripe; eye diameter 9-12% HL; interorbital distance 25-31% HL; head length 23.6-27.8% SL; head depth 13.1-15.7% SL; anteromedial striae in TAA absent; short, triangular medial pit in TAA extending about one-fifth TAA length; TAA width 10.1-12.0% SL; 7-14 serrae on posterior margin of pectoral spine; dark nuchal plate; neural spines of vertebrae between dorsal and adipose fins distally expanded; body depth at anus 12.2-16.0% SL; uniformly dark-coloured adipose fin, with pale distal margin; length of adipose-fin base 12.5-17.0% SL; post-adipose distance 13.4-18.9% SL; caudal peduncle depth 6.3-7.6% SL (2.6-3.1 times in its length and 1.8-2.1 times in body depth at anus); and caudal peduncle length 17.8-21.4% SL .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Glyptothorax Irroratus 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
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00794 × L3.01 (TL)
Max TL
8.4cm
Dorsal Spines
1
Dorsal Rays
6
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ng & Kottelat, 2023

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