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🌊 Marine 🌡️ Tropical

Sainsbury's flathead

Sunagocia sainsburyi Knapp & Imamura, 2004
Max Length
9.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
20–74 m
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Sainsbury's flathead (Sunagocia sainsburyi) is a ray-finned fish of the family Platycephalidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 9.7 cm. It occurs at depths between 20 and 74 metres. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Sunagocia sainsburyi
Authority
Knapp & Imamura, 2004
Habitat
Marine
Climate
Tropical
Max Length
9.7 cm
Depth Range
20–74 m
Trophic Level
3.5
Resilience
High
Vulnerability
14.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7 - 9; Dorsal soft rays (total): 11; Anal soft rays: 12; Vertebrae: 27. This species has the following characters: preorbital spines 4-5; total gill rakers on the first arch 5; bony expansion of the suborbital ridge upper base on cheek with 1-2 rows of small spines; maxilla reaching to below middle eye; papilla on upper surface of eye absent; ethmoid with a series of spines and several pairs of nasal spines; supraorbital and suborbital ridges with numerous smaller spines; no sensory tubules on cheek area below the suborbital ridge .

🌀 Behaviour

Behavioural data for Sainsbury's flathead 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; demersal; depth range 20 - 74 m . Tropical West Pacific coasts of Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.5±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00457 × L3.09 (TL)
Max TL
9.7cm
Dorsal Spines
8
Dorsal Rays
11
Anal Rays
12
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Knapp & Imamura, 2004

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