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💧 Freshwater Least Concern 🌡️ Tropical

Sternarchella Raptor

Sternarchella raptor Lundberg, Cox Fernandes & Albert, 1996
Max Length
19.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
2–23 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabit channels of white-water and black-water rivers . Stomach contents indicates that this species feeds on the scales and tails of other electric fishes (based on the presence of stacked scales, vertebrae and cartilaginous regenerated caudal filament rods) .

Scientific Name
Sternarchella raptor
Authority
Lundberg, Cox Fernandes & Albert, 1996
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
19.9 cm
Depth Range
2–23 m
Trophic Level
3.3
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished from all its congeners by the following: with a long snout, head length from the tip of the snout to the front of the eye) is 35-38% HL (vs. 24-32 %HL); eyes near the dorsal margin of the head (vs. eyes located on lateral margin of head in all species except S. duccis); maxilla with an enlarged anterior process greater than one-third the length of the descending blade (vs. reduced anterior process and less than one-third the length of descending maxillary blade); a robust oral dentition usually visible externally in mature specimens (vs. obscured dentition in all species except duccis, rex) .Cross section: compressed.

🌀 Behaviour

Behavioural data for Sternarchella Raptor 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; depth range 2 - 23 m . Tropical South America: Amazon.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.3
Food Items

the scales and tails of other electric fishes (based on the presence of stacked scales, vertebrae an

📐 Morphometrics

Length–Weight Relationship: W = 0.00347 × L3.06 (TL)
Max TL
19.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Lundberg, Cox Fernandes & Albert, 1996

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