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💧 Freshwater Least Concern 🌡️ Tropical

Sisor Rabdophorus

Sisor rabdophorus Hamilton, 1822
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
45.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Sisor Rabdophorus (Sisor rabdophorus), first described by Hamilton, 1822 is a medium-sized fish in the family Sisoridae (order Siluriformes). Adults typically reach 18.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Sisor rabdophorus
Authority
Hamilton, 1822
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
18 cm
Trophic Level
3.3
Resilience
Low
Vulnerability
45.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Siluriformes
Siluriformes
Family
Sisoridae
Sisoridae
Genus
Sisor
Sisor
Species
Sisor Rabdophorus
Sisor rabdophorus

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 6. Lateral line ossicles 66-70; pectoral spine with serrations on the anterior (27-29) and posterior (6-15) edges. Can be differentiated from Sisor chennuah and Sisor torosus in having a more slender body (body depth at anus 5-5.4% vs. 5.6-7.8) and from Sisor rheophilus in possessing a smaller eye (9.4-12.2% HL vs. 13.2-16.3) and a shorter snout (53.9-55.7% HL vs. 56.2-60.3) .: elongated.

🌀 Behaviour

Behavioural data for Sisor Rabdophorus 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; potamodromous . Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Potamodromous
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00692 × L3.03 (TL)
Max TL
18cm
Dorsal Spines
1
Dorsal Rays
6
Anal Rays
6

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
45.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Hamilton, 1822

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Sisor rahabdophorus Hamilton 1822 Synonym
Sissor rhabdophorus Hamilton 1822 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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