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🌊 Marine Data Deficient 🌡️ Tropical

Blackfin flathead

Sorsogona nigripinna Regan, 1905
Max Length
20 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
27–80 m
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Blackfin flathead (Sorsogona nigripinna), first described by Regan, 1905 is a medium-sized fish in the family Platycephalidae (order Perciformes). Adults typically reach 20.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 27 to 80 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Data Deficient.

Scientific Name
Sorsogona nigripinna
Authority
Regan, 1905
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
20 cm
Depth Range
27–80 m
Trophic Level
3.7
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 12; Anal spines: 0; Anal soft rays: 12. Six bars on upper part of body; fins blackish except base and margin of anal fin which are pale .

🌀 Behaviour

Behavioural data for Blackfin 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 27 - 80 m . Tropical Indian Ocean: Somalia and Gulf of Aden to Gulf of Oman.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.7±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00457 × L3.09 (TL)
Max TL
20cm
Dorsal Spines
9
Dorsal Rays
12
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Tropical
Described By
Regan, 1905

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Blackfin Flathead

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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