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🌊 Marine Data Deficient 🌡️ Tropical

Blue Legskate

Sinobatis caerulea Last & Séret, 2008
Max Length
69 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
482–1168 m
Climate
Tropical
Resilience
-
Vulnerability
31.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found on upper continental slope. Life history unknown but presumably feeds on invertebrates and bony fishes .

Scientific Name
Sinobatis caerulea
Authority
Last & Séret, 2008
Habitat
Marine
Climate
Tropical
Body Shape
Other
IUCN Status
DD
Max Length
69 cm
Depth Range
482–1168 m
Trophic Level
3.8
Vulnerability
31.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by the following set of characters: disc large, width at anterior orbit 8.0-9.1 times mouth width; tail short, postcloacal length 35-42% of disc length; eyes relatively small, orbit diameter 10.9-15.7 in horizontal snout and 13.1-17.9 in head lengths respectively; distal portion of tail weakly or slightly expanded, width of tail near tip 1.5-1.6 times tail width at its midlength; pectoral-fin radials 72-76; moderate-sized pelvic fins, anterior lobe 15.4-16.0% TL; anterior pelvic-fin lobe rather broad-based, width 1.7-2.2 in distance between pelvic-fin origins; caudal fin rudimentary; tooth rows in each jaw of adults 24-30; monospondylous vertebral centra 26-29, total centra 184-212; dorsal and ventral surfaces bluish in fresh specimens ..: other.

🌀 Behaviour

Behavioural data for Blue Legskate 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 482 - 1168 m . Tropical; 21°S - 26°S, 111°E - 114°E Indian Ocean: off Western Australia (Refs.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.8±0.7
Food Items

invertebrates and bony fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)
Max TL
69cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2015

📊 Population Risk & Fisheries

Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Other
Climate Zone
Tropical
Described By
Last & Séret, 2008

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