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💧 Freshwater 🌡️ Tropical

Pseudomystus Tuberosus

Pseudomystus tuberosus Ng & Tan, 2024
Max Length
9.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
19.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Pseudomystus Tuberosus (Pseudomystus tuberosus) is a ray-finned fish of the family Bagridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 9.3 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Pseudomystus tuberosus
Authority
Ng & Tan, 2024
Habitat
Freshwater
Climate
Tropical
Max Length
9.3 cm
Trophic Level
3.2
Resilience
High
Vulnerability
19.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 7; Anal soft rays: 10 - 11; Vertebrae: 43 - 44. This species is distinguished from its congeners by the following set of characters: strongly humped dorsal profile; head and flanks covered with rounded tubercles; eye diameter 8% HL; head width 18.5-19.7% SL; head depth 15.8-16.0% SL; 12-14 rakers on first gill arch; posttemporal process indistinct and not as long as postcleithral process; dorsal margin of postcleithral process slightly concave; length of pectoral-fin spine 15.4-16.7% SL; 17-18 serrations on posterior margin of pectoral spine; length of dorsal-fin spine 18.5-22.4% SL; body depth at anus 14.2-16.0% SL; length of adipose-fin base 23.3-26.1% SL; posterior insertion of adipose fin separate from dorsal procurrent caudal-fin rays; caudal peduncle depth 5.5-6.0% SL; absence of tubular extensions of laterosensory canals on body; dark-colored body with pale patches on flanks; caudal fin without dark submarginal longitudinal band running along both lobes; 43-44 vertebrae .Cross section: oval.

🌀 Behaviour

Behavioural data for Pseudomystus Tuberosus 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 = 0.00871 × L2.93 (TL)
Max TL
9.3cm
Dorsal Rays
7
Anal Rays
11
Vertebrae
44

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
19.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Ng & Tan, 2024

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