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💧 Freshwater Vulnerable 🐠 Aquarium 🌡️ Tropical

Nothobranchius Hoermanni

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

📖 Overview

The type locality is a shallow ephemeral pool with a diameter of about 10 m and about 50 cm at the deepest point; the water was turbid, the bottom of the pool not visible .

Scientific Name
Nothobranchius hoermanni
Authority
Nagy, Watters & Bellstedt, 2020
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
VU
Max Length
5.1 cm
Trophic Level
3.2
Vulnerability
10.00/100
Water Temp
23–23 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 16 - 17; Anal spines: 0; Anal soft rays: 15 - 16. Diagnosis: Nothobranchius hoermanni belongs to the N. ugandensis species group presenting the following combination of characters in males: body colouration light blue with red to 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 hoermanni differs from all other members of the N. ugandensis species group by a red throat; light blue anal fin with red-brown spots and stripes proximally and medially, and broad light blue distal zone without markings; pectoral fin hyaline with red-brown stripes parallel to fin rays; exposed branchiostegal membrane red-brown, with cream distal margin; suborbital depth 28% of head length vs. 19-27% . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Nothobranchius Hoermanni 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; pH range: 6.5 - 8.6. Tropical; 23°C - 23°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00603 × L3.13 (TL)
Max TL
5.1cm
Dorsal Rays
17
Anal Rays
16

🌡️ Water Parameters & Tolerance

Temperature Range
23–23°C
pH Range
6.5–8.6
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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