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🌊 Marine Least Concern 🌡️ Tropical

Trachyscorpia Osheri

Trachyscorpia osheri McCosker, 2008
Max Length
14.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
402–515 m
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Trachyscorpia Osheri (Trachyscorpia osheri), first described by McCosker, 2008 is a small fish in the family Sebastidae (order Perciformes). Adults typically reach 14.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 402 to 515 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 Least Concern.

Scientific Name
Trachyscorpia osheri
Authority
McCosker, 2008
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
14.7 cm
Depth Range
402–515 m
Trophic Level
3.6
Resilience
Medium
Vulnerability
36.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5 - 6; Vertebrae: 25. This species is distinguished by D XII, 9; vertebrae 25; presence of tympanic spines; well-developed upper-jaw lip, covering most of premaxillary band laterally; scales on lateral surface of maxilla absent; longitudinal scale rows about 59-60; second pelvic fin ray the longest; deeply notched pectoral fin, length of 11th ray 65% of that of 17th ray; deep body, its depth 37-39% SL; large orbit diameter, 14-15%SL; slightly convex head profile; no swimbladder; color reddish with white and black markings and smudges on portions of head, dorsal surface of flanks and fins .

🌀 Behaviour

Behavioural data for Trachyscorpia Osheri 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 402 - 515 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.09 (TL)
Max TL
14.7cm
Dorsal Spines
12
Dorsal Rays
9
Anal Spines
3
Anal Rays
6
Vertebrae
25

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Climate Zone
Tropical
Described By
McCosker, 2008

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