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💧 Freshwater Least Concern 🌡️ Tropical

Blackear Payara

Cynodon meionactis Géry, Le Bail & Keith, 1999
Max Length
30 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
16.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Blackear Payara (Cynodon meionactis), first described by Géry, Le Bail & Keith, 1999 is a medium-sized fish in the family Cynodontidae (order Characiformes). Adults typically reach 30.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Cynodon meionactis
Authority
Géry, Le Bail & Keith, 1999
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
30 cm
Trophic Level
4
Vulnerability
16.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 12; Anal soft rays: 66 - 70. Big mouth with a pair of large canines on anterior part of lower jaw; vertical diameter of eye 2.9-3.35 in head length; long pectoral fins 28-30% of SL; branched anal rays 63-67; humeral blotch smaller than eye; absence of black margin on pectoral and pelvic fins.: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Blackear Payara is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical South America: coastal rivers in French Guiana and Suriname.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00513 × L3.15 (TL)
Max TL
30cm
Dorsal Rays
12
Anal Rays
68

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Géry, Le Bail & Keith, 1999

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Blackear Payara · Vampire fish
🌍CES zubatice maronská
🇫🇷French Cynodon à petites écailles

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 11 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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