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🌊 Marine Data Deficient 🌡️ Subtropical

Argyrosomus Beccus

Argyrosomus beccus Sasaki, 1994
Max Length
23 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Argyrosomus Beccus (Argyrosomus beccus), first described by Sasaki, 1994 is a medium-sized fish in the family Sciaenidae (order Perciformes). Adults typically reach 23.00 cm in maximum length. 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 Data Deficient.

Scientific Name
Argyrosomus beccus
Authority
Sasaki, 1994
Habitat
Marine
Climate
Subtropical
IUCN Status
DD
Max Length
23 cm
Trophic Level
3.8
Resilience
High
Vulnerability
26.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 11; Dorsal soft rays (total): 27 - 28; Anal spines: 2; Anal soft rays: 7. Strikingly contrasts with other Argyrosomus species by its short, beak-like snout and its concave dorsal profile. Also differs from its congeners by its large eyes (23.8-26.9% HL), narrow interorbital width (15.2-15.6% HL), and long pectoral (23.2-23.8% SL) and pelvic (22.4-23.3% SL) fins.

🌀 Behaviour

Behavioural data for Argyrosomus Beccus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; benthopelagic. Subtropical South Africa.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.8±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00575 × L3.13 (TL)
Max TL
23cm
Dorsal Spines
11
Dorsal Rays
28
Anal Spines
2
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Subtropical
Described By
Sasaki, 1994

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