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🌊 Marine Least Concern 🌡️ Deep-water

Barathronus Algrahami

Barathronus algrahami Nielsen, Pogonoski & Appleyard, 2019
Max Length
8.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
1137–1300 m
Climate
Deep-water
Resilience
Medium
Vulnerability
34.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Maximum length of ripe female 20.0 cm SL caught by demersal trawl and unripe male, 8.5 cm SL collected at 1191-1262 m by an otter trawl .

Scientific Name
Barathronus algrahami
Authority
Nielsen, Pogonoski & Appleyard, 2019
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
8.5 cm
Depth Range
1137–1300 m
Trophic Level
3.5
Resilience
Medium
Vulnerability
34.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 69 - 78; Anal soft rays: 60 - 67; Vertebrae: 74 - 81. This species is distinguished by the following characters: body long, robust and slightly compressed; D 69-78, A 60-67, caudal-fin rays 8-10 and pectoral-fin rays 21-25; vertebrae precaudal 34-37, total 74-81; origin of dorsal fin above vertebra 27-30, anterior gill arch with 27-32 long rakers; fangs on vomer 3-5 and on each dentary 3-5; predorsal length 47.0-52 % SL; otolith small (3 mm long in 20.0 cm SL holotype). Colouration: pigment laterally on body absent, dark blue peritoneum and newly caught specimen reddish all over .Cross section: compressed.

🌀 Behaviour

Behavioural data for Barathronus Algrahami 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; bathydemersal; depth range 1137 - 1300 m . Deep-water West Pacific: South Australia, Taiwan and the Philippines.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
8.5cm
Dorsal Rays
74
Anal Rays
64
Vertebrae
78

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Deep-water
Described By
Nielsen, Pogonoski & Appleyard, 2019

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