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💧 Freshwater Vulnerable 🌡️ Tropical

Cave Knifefish

Eigenmannia vicentespelaea Triques, 1996
Max Length
20.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
11.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Cave Knifefish (Eigenmannia vicentespelaea) is a ray-finned fish of the family Sternopygidae. It inhabits freshwater waters. This species can reach a maximum total length of 20.8 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Eigenmannia vicentespelaea
Authority
Triques, 1996
Habitat
Freshwater
Climate
Tropical
IUCN Status
VU
Max Length
20.8 cm
Trophic Level
3.1
Vulnerability
11.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Cave Knifefish is currently being compiled.

🌀 Behaviour

Behavioural data for Cave Knifefish 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; 13°S - 14°S South America: Caves in São Vicente River, Tocantins River basin.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00355 × L2.97 (TL)
Max TL
20.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Triques, 1996

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Cave Knifefish
🌍CES dlouhoocaska jeskynní
🇵🇹Portuguese Ituí · Ituí-de-caverna · Tuvira-de-caverna

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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