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💧 Freshwater Endangered 🌡️ Tropical

Amphilius Caudosignatus

Amphilius caudosignatus Skelton, 2007
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
24.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Amphilius Caudosignatus (Amphilius caudosignatus) is a ray-finned fish of the family Amphiliidae. It inhabits freshwater waters. This species can reach a maximum total length of 5 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Endangered on the IUCN Red List.

Scientific Name
Amphilius caudosignatus
Authority
Skelton, 2007
Habitat
Freshwater
Climate
Tropical
IUCN Status
EN
Max Length
5 cm
Trophic Level
3
Resilience
Medium
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0. Diagnosis: caudal fin with oblique white band across postero-dorsal lobe; origin of dorsal fin less than one head length behind head; dorsal base extends behind origin of pelvic fin origin; dorsal leading ray distinctly shorter than leading edge of fin; caudal fin with 6+7 principal rays; caudal peduncle less than 1.5 times depth; snout shorter than post-orbit length; eyes placed equidistant from hind margin of head and tip of snout (mid-way along head) .

🌀 Behaviour

Behavioural data for Amphilius Caudosignatus 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 endemic to southeastern tributaries of the Ogowe River in Gabon (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.15 (TL)
Max TL
5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Skelton, 2007

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