Longspine flathead

📖 Overview

Longspine flathead (Platycephalus grandispinis) 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 38 cm. It occurs at depths between 10 and 75 metres. With a trophic level of 3.8, it is a mid-level predator.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 14; Anal soft rays: 14. This species is distinguished by the following characters: D2 14; A 14; lateral line scales 73-82; total gill rakers 19-26; interorbit becoming wider with growth, narrower than orbital diameter; no distinct interopercular flap, sometimes a small flap or weak convexity is present; supraoccipital with a ridge; much longer preopercular spine than upper, often extending nearly to posterior margin of opercle, length ratio of lower to upper spines, 1.9-3.3:1 and this ratio tends to become smaller with growth; no large canine teeth on anteromedial part of upper jaw; no small dark dots on head and body; posteroventral part of caudal fin with blackish or dark-brownish marking .Cross section: flattened.

🌀 Behaviour

Behavioural data for Longspine flathead is currently being reviewed.

🦐 Diet

Diet information for Longspine flathead is currently being compiled.

🥚 Reproduction

🌍 Habitat & Distribution

Marine; demersal; depth range 10 - 75 m . Subtropical; 24°S - 39°S endemic to Australia.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

📊 Population Risk & Fisheries

🌐 Names & Taxonomy

Scientific Synonyms

🐠 Related Species

🔍 Similar Species

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 13 records indexed .

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