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💧 Freshwater Vulnerable 🌡️ Tropical

Nothobranchius Venustus

Nothobranchius venustus Nagy, Watters & Bellstedt, 2020
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found in a temporary pool about 10 m wide, more than 20 m long, and about 1 m at the deepest point; the water was turbid, the bottom of the pool not visible .

Scientific Name
Nothobranchius venustus
Authority
Nagy, Watters & Bellstedt, 2020
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
VU
Max Length
3.6 cm
Trophic Level
3.2
Vulnerability
10.00/100
Water Temp
25–25 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 14 - 16; Anal spines: 0; Anal soft rays: 14 - 16. Diagnosis: Nothobranchius venustus belongs to the N. ugandensis species group presenting the following combination of characters in males: body colouration light blue with red or red-brown scale margins; frontal part of head red-brown and throat light blue or red; caudal fin uniform red; anal fin light blue or yellow with red-brown spotted pattern . Nothobranchius venustus differs from all other members of the N. ugandensis species group by a dorsal fin with a narrow light blue subdistal band and a narrow red-brown to black distal band; an anal fin light blue with irregular red-brown stripes perpendicular to fin rays proximally and medially; and orange with red-brown stripes parallel to fin rays in distal zone; and a dorsal-fin base length 20.4-23.2% of standard length vs. 23.4-28.7% . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Nothobranchius Venustus is currently being reviewed.

🦐 Diet

Diet information for Nothobranchius Venustus is currently being compiled.

🥚 Reproduction

Reproduction data for Nothobranchius Venustus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 7.4 - 7.4. Tropical; 25°C - 25°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00603 × L3.13 (TL)
Max TL
3.6cm
Dorsal Rays
15
Anal Rays
15

🌡️ Water Parameters & Tolerance

Temperature Range
25–25°C
pH Range
7.4–7.4
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Nagy, Watters & Bellstedt, 2020

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