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🌊 Marine Least Concern 🌡️ Tropical

Poss's scorpionfish

Scorpaenopsis possi Randall & Eschmeyer, 2002
Max Length
19.4 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
2–55 m
Climate
Tropical
Resilience
Medium
Vulnerability
39.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Poss's scorpionfish (Scorpaenopsis possi), first described by Randall & Eschmeyer, 2002 is a medium-sized fish in the family Scorpaenidae (order Perciformes). Adults typically reach 19.40 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 2 to 55 metres. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. The species largely solitary in behaviour. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Scorpaenopsis possi
Authority
Randall & Eschmeyer, 2002
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
19.4 cm
Depth Range
2–55 m
Trophic Level
4.1
Resilience
Medium
Vulnerability
39.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5; Vertebrae: 24. An extra spine anterior to each tympanic spine, joined by a low ridge to postocular spine (absent in juveniles and southwest Pacific specimens from Fiji to southern Great Barrier Reef). Supraocular tentacles of adults absent or very small (Ref 42181) : fusiform / normal.

🌀 Behaviour

Behavioural data for Poss's scorpionfish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal; depth range 2 - 55 m . Tropical East Africa to Polynesia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.1±0.8
🧍 Solitary
Food Items

fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01288 × L3.02 (TL)
Max TL
19.4cm
Dorsal Spines
12
Dorsal Rays
9
Anal Spines
3
Anal Rays
5
Vertebrae
24

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Randall & Eschmeyer, 2002

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

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