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🌊 Marine Least Concern 🌡️ Subtropical

Tasselled Threefin

Apopterygion alta Kuiter, 1986
Max Length
4.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
5–80 m
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Associated with yellow sponges. Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites . Larvae are planktonic which occur primarily in shallow, nearshore waters .

Scientific Name
Apopterygion alta
Authority
Kuiter, 1986
Habitat
Marine
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
4.5 cm
Depth Range
5–80 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 16 - 17; Dorsal soft rays (total): 10 - 12; Anal spines: 2; Anal soft rays: 19 - 22. 22-26 pored scales in the anterior lateral line series; 0-13 notched scales in the posterior series. The second dorsal fin without an ocellate black blotch but may be distally blackish, the anal fin pale, occasionally with whitish spots; the pelvic fin pale, and the dorsal fine spines each with two large distal spinules.: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Tasselled Threefin is currently being reviewed.

🦐 Diet

Diet information for Tasselled Threefin is currently being compiled.

🥚 Reproduction

Reproduction data for Tasselled Threefin is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; non-migratory; depth range 5 - 80 m . Subtropical Endemic to the Bass Strait area in southern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine
Migration
Non-migratory
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00617 × L3.03 (TL)
Max TL
4.5cm
Dorsal Spines
17
Dorsal Rays
11
Anal Spines
2
Anal Rays
21

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Kuiter, 1986

👥 Community & Contribute

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