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💧 Freshwater Least Concern 🌡️ Tropical

Hoplias Brasiliensis

Hoplias brasiliensis Spix & Agassiz, 1829
Max Length
20.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Hoplias Brasiliensis (Hoplias brasiliensis) is a ray-finned fish of the family Erythrinidae. It inhabits freshwater waters. This species can reach a maximum total length of 20.3 cm. With a trophic level of 3.8, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Hoplias brasiliensis
Authority
Spix & Agassiz, 1829
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
20.3 cm
Trophic Level
3.8
Resilience
High
Vulnerability
23.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished by the following characters: 4-6 pores of the laterosensory canal along the ventral surface of the dentary (vs. 6-8 in Hoplias lacerdae); 38-43 scales along the lateral line (vs. 42-46 in H. intermedius); anterior profile of head that is angular in lateral view (vs. rounded in H. australis, H. curupira and H. lacerdae); ground coloration of head and body .: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Hoplias Brasiliensis 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 South America: Paraguaçu River basin in Bahia, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.8±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.11 (TL)
Max TL
20.3cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Spix & Agassiz, 1829

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