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🌊 Marine Critically Endangered 🌡️ Temperate

Dentiraja Confusa

Dentiraja confusa Last, 2008
Max Length
64.9 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
18–390 m
Climate
Temperate
Resilience
Low
Vulnerability
50.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits continental shelf at 20-120 m, rarely found deeper to 390 m. Feeds mainly on crabs, shrimps and other benthic crustaceans. Reproduces throughout the year and reaches maturity at 5-6 years . Lengths of adolescent males varied from 41.5-53.4 cm TL, adult males from 49.8-64.9 cm TL; smallest juvenile 22.0 cm TL. Egg cases were observed to be about 5.6-6.9 cm long with a maximum width of about 4.5-5.3 cm TL .

Scientific Name
Dentiraja confusa
Authority
Last, 2008
Habitat
Marine
Climate
Temperate
IUCN Status
CR
Max Length
64.9 cm
Depth Range
18–390 m
Trophic Level
4.2
Resilience
Low
Vulnerability
50.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Dentiraja Confusa is currently being compiled.

🌀 Behaviour

Behavioural data for Dentiraja Confusa is currently being reviewed.

🦐 Diet

Diet information for Dentiraja Confusa is currently being compiled.

🥚 Reproduction

Reproduction data for Dentiraja Confusa is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 18 - 390 m , usually 18 - 120 m . Temperate; 35°S - 45°S, 142°E - 153°E

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
4.2±0.7
Food Items

crabs, shrimps and other benthic crustaceans

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.24 (TL)
Max TL
64.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
50.00/100
Moderate-High vulnerability
Trophic Level
4.2
Apex / Top predator
Climate Zone
Temperate
Described By
Last, 2008

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