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🌊 Marine 🌡️ Tropical

Scorpaena Grattanica

Scorpaena grattanica Trunov, 2006
Max Length
22.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
120–170 m
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Scorpaena Grattanica (Scorpaena grattanica), first described by Trunov, 2006 is a medium-sized fish in the family Scorpaenidae (order Perciformes). Adults typically reach 22.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 120 to 170 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Scorpaena grattanica
Authority
Trunov, 2006
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
Max Length
22.5 cm
Depth Range
120–170 m
Trophic Level
3.8
Resilience
Medium
Vulnerability
42.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5. This species is distinguished by the following: distinct occipital pit; cycloid scales; tubular scales in lateral line, 23 + 1; vertical rows of scales on body 45 + 4; monotonous yellowish, spotless coloration on the inside of the pectoral fins and their insertions .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Scorpaena Grattanica 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; pelagic-neritic; depth range 120 - 170 m . Tropical Southeast Atlantic: Grattan Bank, Ascension Island.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.8±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0166 × L3.07 (TL)
Max TL
22.5cm
Dorsal Spines
12
Dorsal Rays
9
Anal Spines
3
Anal Rays
5

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
3.8
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Trunov, 2006

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