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🌊 Marine 🌡️ Subtropical

Longfin velvetfish

Pseudopataecus taenianotus Johnson, 2004
Max Length
10.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
20–40 m
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Taken by scallop trawls over predominantly sandy bottom, with some scattered shell and rubble. Brown algae Padina sp. and smaller amounts of the rubble and seagrasses Halophila ovalis and H. spinulosa, were recorded in the catch .

Scientific Name
Pseudopataecus taenianotus
Authority
Johnson, 2004
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
Max Length
10.8 cm
Depth Range
20–40 m
Trophic Level
3.5
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Pseudopataecus
Pseudopataecus
Species
Longfin velvetfish
Pseudopataecus taenianotus

🐟 Physical Description

Dorsal spines (total): 13 - 15; Dorsal soft rays (total): 14 - 15; Anal spines: 1; Anal soft rays: 11 - 13. This species is distinguished by having the following characters: Dorsal fin XIII-XV, 14-15; anal fin I, 11-13; pectoral fin II; pelvic fin I, 3; all fin rays unbranched. Dorsal fin high, with membrane not or only slightly incised, anterior portion distinctly raised, originating on cranium almost one eye diameter before anterior margin of eye. Pelvic fins long and slender, reaching about two-thirds distance to anus. Head and body highly compressed, body width 6.4-6.9 in SL; frontal bone with non-prominent laterally-bowed ridges, a shallow fleshy depression in their interspace; fleshy cirri densely arranged on margin and ventral surface of mandible; anterior tip of isthmus tree; modified scales densely arranged on head and body; bands of minute villi form teeth in jaws and on vomer; no teeth on palatines; vertebrae 30 .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Longfin velvetfish 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; depth range 20 - 40 m . Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
10.8cm
Dorsal Spines
14
Dorsal Rays
15
Anal Spines
1
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Johnson, 2004

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