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💧 Freshwater Data Deficient 🌡️ Tropical

Tonlesapia Tsukawakii

Tonlesapia tsukawakii Motomura & Mukai, 2006
Max Length
3.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Tonlesapia Tsukawakii (Tonlesapia tsukawakii), first described by Motomura & Mukai, 2006 is a tiny fish. Adults typically reach 3.40 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Tonlesapia tsukawakii
Authority
Motomura & Mukai, 2006
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
3.4 cm
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Tonlesapia
Tonlesapia
Species
Tonlesapia Tsukawakii
Tonlesapia tsukawakii

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 7; Vertebrae: 20. Distinguished from all other members of the family Callionymidae, except Draculo mirabilis (=Eleutherochir mirabilis) by the absence of first dorsal fin. Differs from D. mirabilis by possessing 8 dorsal-fin rays vs. 12-14 rays, 7 anal-fin rays vs. 12-14, all anal-fin rays, except the last, unbranched vs. all rays branched), and the opercular membrane fused with the body vs. not fused .: fusiform / normal.

🌀 Behaviour

Behavioural data for Tonlesapia Tsukawakii 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
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L2.95 (TL)
Max TL
3.4cm
Dorsal Rays
8
Anal Rays
7
Vertebrae
20

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Motomura & Mukai, 2006

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