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🌊 Marine Least Concern 🌡️ Subtropical

Southern thorny skate

Amblyraja doellojuradoi Pozzi, 1935
Max Length
69 cm
Max Weight
Lifespan
Trophic Level
4.1
Depth
50–640 m
Climate
Subtropical
Resilience
Low
Vulnerability
50.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Found on mid- and outer continental shelf and upper slope, occasionally caught deeper to 1000 m. Mainly feeds on benthic invertebrates and small bony fishes . Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother . Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats . Egg capsule measures 86.4 mm long and 56.2 mm wide . Hatches from egg case at ca. 9 cm TL .

Scientific Name
Amblyraja doellojuradoi
Authority
Pozzi, 1935
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
69 cm
Depth Range
50–640 m
Trophic Level
4.1
Resilience
Low
Vulnerability
50.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Elasmobranchii
Elasmobranchii
Order
Rajiformes
Rajiformes
Family
Rajidae
Rajidae
Genus
Amblyraja
Amblyraja
Species
Southern thorny skate
Amblyraja doellojuradoi

🐟 Physical Description

Physical description for Southern thorny skate is currently being compiled.

🌀 Behaviour

Behavioural data for Southern thorny skate is currently being reviewed.

🦐 Diet

Diet information for Southern thorny skate is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother . Paired eggs are laid. Embryos feed solely on yolk .

🌍 Habitat & Distribution

Marine; demersal; depth range 50 - 640 m . Subtropical; 35°S - 57°S, 78°W - 53°W Southeast Pacific: Chile (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.1±0.2
Food Items

benthic invertebrates and small bony fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.24 (TL)
Max TL
69cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
50.00/100
Moderate-High vulnerability
Trophic Level
4.1
Apex / Top predator
Climate Zone
Subtropical
Described By
Pozzi, 1935

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Raja doellojuradoi Pozzi 1935 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Southern thorny skate ↗
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