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🌊 Marine Least Concern 🌡️ Subtropical

Argentine croaker

Umbrina canosai Berg, 1895
Max Length
53.3 cm
Max Weight
-
Lifespan
26 yrs
Trophic Level
3.9
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
37 cm
Depth Zone
demersal

📖 Overview

Argentine croaker (Umbrina canosai), first described by Berg, 1895 is a large fish in the family Sciaenidae (order Perciformes). Adults typically reach 53.30 cm in maximum length. Reported lifespan reaches approximately 26 years. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical 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
Umbrina canosai
Authority
Berg, 1895
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
53.3 cm
Lifespan
26 years
Trophic Level
3.9
Resilience
Medium
Vulnerability
32.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 11; Dorsal soft rays (total): 21 - 25; Anal spines: 2; Anal soft rays: 7 - 8. Upper part of body with many dark longitudinal stripes; no well defined dark spots at bases of pectoral fins .: fusiform / normal.

🌀 Behaviour

Behavioural data for Argentine croaker is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

Size at Maturity
15.9cm TL

🌍 Habitat & Distribution

Marine; brackish; demersal; oceanodromous ; depth range ? - 200 m , usually 10 - 100 m . Subtropical; 31°S - 42°S, 62°W - 49°W Southwest Atlantic: Cabo de São Tomé, Rio de Janeiro, Brazil to Bonaerensis, Argentina.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Migration
Oceanodromous
Trophic Level
3.9±0.57

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.07 (TL)
Max TL
53.3cm
Dorsal Spines
11
Dorsal Rays
23
Anal Spines
2
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.9
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Berg, 1895

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