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💧 Freshwater 🌡️ Tropical

Petrocephalus Odzalaensis

Petrocephalus odzalaensis Lavoué, Sullivan & Arnegard, 2010
Max Length
9.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Petrocephalus Odzalaensis (Petrocephalus odzalaensis) is a ray-finned fish of the family Mormyridae. It inhabits freshwater waters. This species can reach a maximum total length of 9.9 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Petrocephalus odzalaensis
Authority
Lavoué, Sullivan & Arnegard, 2010
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
9.9 cm
Trophic Level
3.2
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Diagnosis: Petrocephalus odzalaensis is distinguished from all other Petrocephalus species in Central Africa by the following combination of characteristics: dorsal fin shorter than anal fin; dorsal fin with a maximum of 22 branched rays; anal fin with a minimum of 27 branched rays; mouth sub-terminal, ratio between head length and mouth position is between 4,2 and 5,0; and eye small, the ratio head length and eye-diameter between 3,7 and 4,2 . Body pinkish-gray, darker dorsally, with the presence of three distinct pigmentation patches: (1) a distinct ovoid black mark situated below the anterior base of the dorsal fin on each side of the body; (2) a small black mark at the base of each pectoral fin; (3) an ovoid black mark on each side that is centered at the base of the caudal fin, not extending onto the upper and lower lobes of this fin . : fusiform / normal.

🌀 Behaviour

Behavioural data for Petrocephalus Odzalaensis 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
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01549 × L2.86 (TL)
Max TL
9.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Lavoué, Sullivan & Arnegard, 2010

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