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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Pethia Thelys

Pethia thelys Kullander, 2008
Max Length
4.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Pethia Thelys (Pethia thelys) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters. This species can reach a maximum total length of 4.2 cm. With a trophic level of 2.7, it is an omnivore, consuming both plant and animal matter. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Pethia thelys
Authority
Kullander, 2008
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
4.2 cm
Trophic Level
2.7
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 11 - 12; Anal soft rays: 8. Belongs to the Puntius conchonius species group distinguished by the following combination of characters: absence of barbels, absence of humeral mark; presence of prominent dark blotch anteriorly on caudal peduncle, chiefly on scales 17-18 or 18-19 in lateral row; dorsal fin in males with two rows of dark blotches and dark margin, blotches anteriorly on fin most prominent; anal and pelvic fins immaculate; lateral line short, on 6-11 scales; scales in lateral row 20-23. Differs from similar species Puntius macrogramma, and Puntius stoliczkanus by having short lateral line (vs. complete or almost complete) and the absence of humeral mark; from Puntius conchonius by having larger caudal peduncle blotch and dark color of dorsal fin in two rows of spots crossing middle of fin (vs. forming a dark marginal blotch) . : short and / or deep.

🌀 Behaviour

Behavioural data for Pethia Thelys is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.7±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.01585 × L2.94 (TL)
Max TL
4.2cm
Dorsal Rays
12
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Kullander, 2008

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