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💧 Freshwater Least Concern 🌡️ Tropical

Serrasalmus Altispinis

Serrasalmus altispinis Merckx, Jégu & Santos, 2000
Max Length
21 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Serrasalmus Altispinis (Serrasalmus altispinis), first described by Merckx, Jégu & Santos, 2000 is a medium-sized fish in the family Serrasalmidae (order Characiformes). Adults typically reach 21.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Serrasalmus altispinis
Authority
Merckx, Jégu & Santos, 2000
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
21 cm
Trophic Level
3.5
Resilience
High
Vulnerability
14.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🐟 Physical Description

Vertebrae: 35 - 38. distal black stripe on caudal fin; 4 supraneurals before dorsal pterygiophores; height of abdominal serrae 4.4-5.8% of SL, interorbitary distance 8.8-10.1% of SL; body depth 47.4-57.4% of SL; color of lateral body dark; humeral blotch well marked.: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Serrasalmus Altispinis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic; potamodromous. Tropical; 0°S - 3°S South America: Amazon River basin, Uatumã River in Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Migration
Potamodromous
Trophic Level
3.5±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.01479 × L3.16 (TL)
Max TL
21cm
Vertebrae
37

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Merckx, Jégu & Santos, 2000

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