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💧 Freshwater Data Deficient 🌡️ Tropical

Pachyurus Stewarti

Pachyurus stewarti Casatti & Chao, 2002
Max Length
19.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Pachyurus Stewarti (Pachyurus stewarti) is a ray-finned fish of the family Sciaenidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 19.2 cm. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Pachyurus stewarti
Authority
Casatti & Chao, 2002
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
19.2 cm
Trophic Level
3.5
Resilience
High
Vulnerability
23.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

A species of Pachyurus with a unique coloration pattern of about twelve brown vertical bars and ellipsoid blotches on the side of trunk and a thick horizontal stripe from the middle of the caudal peduncle to the front of the caudal-fin base.: fusiform / normal.

🌀 Behaviour

Behavioural data for Pachyurus Stewarti is currently being reviewed.

🦐 Diet

Diet information for Pachyurus Stewarti is currently being compiled.

🥚 Reproduction

Reproduction data for Pachyurus Stewarti is currently being compiled.

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical South America: only known from the Río Napo and Río Aguarico, eastern Ecuador, in the western portion of the Rio Amazonas basin.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.5±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.07 (TL)
Max TL
19.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Casatti & Chao, 2002

🌐 Names & Taxonomy

Language Common Names
🌍CES smuha Stewartova

🗺️ 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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