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🌊 Marine 🌡️ Tropical

Hyperostotic gurnard

Pterygotrigla cajorarori Richards & Yato, 2012
Max Length
26.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
150–413 m
Climate
Tropical
Resilience
Medium
Vulnerability
41.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Hyperostotic gurnard (Pterygotrigla cajorarori), first described by Richards & Yato, 2012 is a medium-sized fish in the family Triglidae (order Perciformes). Adults typically reach 26.80 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 150 to 413 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Pterygotrigla cajorarori
Authority
Richards & Yato, 2012
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
26.8 cm
Depth Range
150–413 m
Trophic Level
3.7
Resilience
Medium
Vulnerability
41.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7 - 9; Dorsal soft rays (total): 11 - 12; Anal soft rays: 12; Vertebrae: 27. This species is distinguished by the following characters: with enlarged hyperostotic bones of the head (first infraorbital, preopercular ridge that includes bones of the infraorbital series, frontal bones in front of orbit, parietals, nuchal spines), cleithral spines, and D1 fin spines 2, 3, and 4. P1 rays 12+3. Nape and breast with scales.: fusiform / normal.

🌀 Behaviour

Behavioural data for Hyperostotic gurnard 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 150 - 413 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.7±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L3.05 (TL)
Max TL
26.8cm
Dorsal Spines
8
Dorsal Rays
12
Anal Rays
12
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
41.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Richards & Yato, 2012

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