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🌊 Marine 🌡️ Tropical

Yellowhead sweeper

Parapriacanthus argenteus von Bonde, 1923
Max Length
6.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Yellowhead sweeper (Parapriacanthus argenteus) is a ray-finned fish of the family Pempheridae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 6.6 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Parapriacanthus argenteus
Authority
von Bonde, 1923
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
6.6 cm
Trophic Level
3.3
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 20 - 23. This species is distinguished by having a midventral, black, pin-like mark, about half length of pelvic fins, within a white band that encircles head of pin just anterior to anus (not present in juveniles); pectoral-fin length 3.3-3.45 in SL; preanal length 1.45-1.55 in SL; dorsal profiles of head and nape are nearly straight; iris in alcohol silvery white; differs from P. guentheri in having smaller eye size (40-50 mm in SL vs. 7.6-7.7 mm in SL in P. guentheri .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Yellowhead sweeper is currently being reviewed.

🦐 Diet

Diet information for Yellowhead sweeper is currently being compiled.

🥚 Reproduction

Reproduction data for Yellowhead sweeper is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range ? - 59 m . Tropical; 26°S - 32°S South Africa and Oman.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
6.6cm
Dorsal Spines
6
Dorsal Rays
9
Anal Spines
3
Anal Rays
22

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
von Bonde, 1923

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