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💧 Freshwater Endangered 🌡️ Tropical

Lake Afdera killifish

Aphaniops stiassnyae Getahun & Lazara, 2001
Max Length
7.7 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
34.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Lake Afdera killifish (Aphaniops stiassnyae), first described by Getahun & Lazara, 2001 is a small fish. Adults typically reach 7.70 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 Endangered.

Scientific Name
Aphaniops stiassnyae
Authority
Getahun & Lazara, 2001
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
EN
Max Length
7.7 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
34.00/100

🔬 Taxonomy

Genus
Aphaniops
Aphaniops
Species
Lake Afdera killifish
Aphaniops stiassnyae

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 11; Vertebrae: 26. Lower jaw sharply upturned, nearly perpendicular to body axis; teeth conical rather than tricuspid as in all Lebias species except L. asquamatus; cephalic neuromast system open, not in closed canals as in the L. dispar and L. fasciatus groups; interarcual cartilage absent versus present in all congeners except L. asquamatus; pectoral fins obliquely set rather than horizontal as in all congeners; large size, approaching 9.1 cm TL versus maximum body size of 7.0 cm TL for congeners .: fusiform / normal.

🌀 Behaviour

Behavioural data for Lake Afdera killifish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Trophic Level
2.9±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00933 × L3.21 (TL)
Max TL
7.7cm
Dorsal Rays
9
Anal Rays
11
Vertebrae
26

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Getahun & Lazara, 2001

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