New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern ⚠️ Venomous ⚡ Venomous 🌡️ Temperate

Eagle ray

Myliobatis tenuicaudata Hector, 1877
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
0–160 m
Climate
Temperate
Resilience
Low
Vulnerability
60.00/100
Typical Length
100 cm
Depth Zone
-

📖 Overview

Occurs in bays, estuaries, and near rocky reefs ; mostly in shallow coastal waters to depths of at least 60 m . Usually solitary . Feeds on clams, oysters, worms, and crabs . Ovoviviparous . Although the spine on the tail is capable of inflicting a painful wound, the poison is quickly neutralized by immersion of the injured area in hot water .

Scientific Name
Myliobatis tenuicaudata
Authority
Hector, 1877
Habitat
Marine
Climate
Temperate
Body Shape
Other
IUCN Status
LC
Depth Range
0–160 m
Trophic Level
3.4
Resilience
Low
Vulnerability
60.00/100
Salinity
30–40 ppt

🐟 Physical Description

Olive-green, yellow or dark brown dorsally with pale blue or grey markings; white ventrally . No caudal fin .: other.

🌀 Behaviour

Behavioural data for Eagle ray is currently being reviewed.

🦐 Diet

Diet information for Eagle ray is currently being compiled.

🥚 Reproduction

Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures . Young are born at less than 50 cm .

🌍 Habitat & Distribution

Marine; brackish; benthopelagic; depth range 0 - 160 m . Temperate Southwest Pacific: Norfolk Island and New Zealand, including the Kermadec Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish
Trophic Level
3.4±0.4
🧍 Solitary
Food Items

clams, oysters, worms, and crabs (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.09 (TL)

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
60.00/100
High vulnerability
Trophic Level
3.4
Predator
Body Shape
Other
Climate Zone
Temperate
Described By
Hector, 1877

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Eagle ray ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.