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🌊 Marine Vulnerable 🌡️ Tropical

Spotted shovelnose ray

Aptychotrema timorensis Last, 2004
Max Length
58.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
37.00/100
Typical Length
-
Depth Zone
-

📖 Overview

A benthic species found inshore on mid-continental shelf. Biology little known. Maturity size of only two males known at 48-50 cm TL .

Scientific Name
Aptychotrema timorensis
Authority
Last, 2004
Habitat
Marine
Climate
Tropical
Body Shape
Other
IUCN Status
VU
Max Length
58.2 cm
Trophic Level
3.6
Resilience
Low
Vulnerability
37.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by the following combination of characters: disc relatively large, broadly wedge-shaped, with a narrowly pointed snout; orbit diameter equal to interorbital width; tail short, about 1.1 times precIoacal length; mouth small, precloacal length about 8 times mouth width; first dorsal-fin short, length 6% TL, ca 2.3 times in interdorsal distance; dorsal-fin apices angular; caudal fin short, dorsal margin 12% TL; pelvic fin large, length about 2.8 times its width; post-synarcual vertebral centra 156; nasal lamellae 27; ventral tip of snout not black-tipped; dorsal surface covered with small, white spots .: other.

🌀 Behaviour

Behavioural data for Spotted shovelnose ray is currently being reviewed.

🦐 Diet

Diet information for Spotted shovelnose ray is currently being compiled.

🥚 Reproduction

Reproduction data for Spotted shovelnose ray is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range ? - 124 m . Tropical; 9°S - 10°S, 130°E - 132°E

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.6±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3 (TL)
Max TL
58.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Body Shape
Other
Climate Zone
Tropical
Described By
Last, 2004

👥 Community & Contribute

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