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🌊 Marine 🌡️ Temperate

Marblefish

Aplodactylus arctidens Richardson, 1839
Max Length
65 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
0–40 m
Climate
Temperate
Resilience
-
Vulnerability
47.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits weedy reef slopes . Feeds on algae (mainly red, Ref. 86913), and the small invertebrates living amongst it. A poor food fish with its flesh described as coarse with a rank flavor .

Scientific Name
Aplodactylus arctidens
Authority
Richardson, 1839
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
65 cm
Depth Range
0–40 m
Trophic Level
2
Vulnerability
47.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 16 - 19; Dorsal soft rays (total): 16 - 18; Anal spines: 3; Anal soft rays: 6 - 8; Vertebrae: 34. This species is characterized by the following: small mouth, somewhat ventral on head; fleshy lips, upper lip projecting, maxilla reaching a vertical through posterior nostril; small teeth, mainly tricuspid, a few lanceolate, in 3-4 rows in jaws, with outermost row largest; vomerine teeth in small patch; nostrils 2 pairs, anterior pair with fleshy tentaculate flaps on anteroventral margin and posteroventral margin; opercle with broad flat spine, does not extend to the fleshy margin; scales are small, cycloid, embedded, extending on to cheeks and opercles, and forming a sheath along base of spinous dorsal fin .: elongated.

🌀 Behaviour

Behavioural data for Marblefish is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; reef-associated; depth range 0 - 40 m , usually 0 - 20 m . Temperate

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2
Food Items

algae (mainly red, Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.16 (TL)
Max TL
65cm
Dorsal Spines
18
Dorsal Rays
17
Anal Spines
3
Anal Rays
7
Vertebrae
34

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
47.00/100
Moderate-High vulnerability
Trophic Level
2
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Temperate
Described By
Richardson, 1839

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