Skip to content
WikilyWIKILY
All games22 Wikis · pick your game
ZoopediaAll animals

Switch game

22 Wikis · pick your game
Ocellated Eagle Ray

Ocellated Eagle Ray

Aetobatus ocellatus
  • Aquarium

Overview

The ocellated eagle ray (or Aetobatus ocellatus) inhabits warm, coastal waters of tropical and subtropical regions throughout the Indo-Pacific, and parts of the eastern Pacific. These rays are typically found in shallow bays, coral reefs, and sandy or muddy seafloors. They have a dark dorsal side covered in bright white spots, a contrasting white underside, a flattened, rhomboid-shaped body, and long, pointed pectoral fins resembling wings. They also have a long, whip-like tail. Adult males measure 1.5m to 2.0m and weigh 20kg to 35kg. Females are larger, measuring up to 2.5m and weigh up to 90kg.

Ocellated Eagle Ray

Found in Indo-Pacific reefs and coasts

Appearance

Ocellated Eagle Ray

Adult

Ocellated Eagle Ray

Juvenile

Colourmorphs

Leucistic
Leucistic juvenile

Size & weight

Size

Leg span: 2.5 m

Human
Male
Female

Measured as Leg span. The person stands 1.75 m tall for scale.

Habitat requirements

Barrier

Barrier grade

Grade 2 of 5

Minimum height

1 m minimum

1 m
Fence

Climbing & water

Climb proof

Not needed

Water barrier

Not allowed

Barriers at this grade

Barrier types with resistance grade 2 or higher.

Combine this animal with others in the barrier planner.

Barrier planner
Barrier types

Habitat needs

Minimum area

Deep water

180 m² + 45 m² per extra animal

Environment

Temperature

24 to 27°C

Plant coverage

0-30%

Water salinity

Saltwater

Enclosure

Aquarium

Terrain

  • Sand 50-100%
  • Soil 0-50%
  • Rock 0-20%

Diet and enrichment

Diet

  • Clams and Crustaceans
  • Squid

Conservation

IUCN Red List

Endangered

Least concern

Critically endangered

The ocellated eagle ray is considered Endangered. As a slow-growing species with low reproductive rates, it is especially vulnerable to overexploitation. It is frequently caught as bycatch in nets and lines intended for other species. In some regions, it is also hunted for its meat, cartilage, and gill rakers. Habitat degradation, particularly the destruction of coral reefs, seagrass beds, and coastal nursery areas, further threatens its populations. Pollution, boat traffic, and climate change–related stressors, make it difficult for populations to recover. Trade in the ocellated eagle ray is regulated to prevent overexploitation. Several countries have fishing regulations, protected areas, and bycatch reduction strategies to safeguard the species. Research programs are using satellite and acoustic tagging to better understand their movements, habitat use, and behaviour. Education campaigns and eco-tourism initiatives help raise awareness and reduce human impacts. While direct reintroduction efforts are limited, preserving healthy habitats and reducing human pressures support the long-term survival of ocellated eagle ray populations.

Zoopedia sketchbook

Ocellated Eagle Ray

Social & reproduction

Keeper notes

Ocellated eagle rays may be solitary or loosely social. They are often seen in groups for the purposes of feeding, breeding and travelling. Breeding is seasonal in some regions, often tied to warmer water temperatures and food availability: late spring to early summer is typical. They are thought to reproduce every two years, though reproductive cycles may vary by region and environmental conditions. For courtship, males will follow and nip at females before aligning themselves by interlocking their claspers and transferring sperm via cloacas. Gestation typically lasts around 1 year, and females give birth to 1 to 4 pups per litter. Newborns are miniature versions of adults, measuring approximately 30–45cm and are immediately independent. Ocellated eagle rays reach sexual maturity at around 3 to 6 years of age, with males generally maturing earlier than females.

Group and breeding

Group

Group name

Fever

Group size

1-16 (up to 16 males, up to 16 females)

Male bachelor group

1-16

Female bachelor group

1-16

Offspring dispersal

None

Lifecycle and breeding

Life expectancy

20-30 years

Age of sexual maturity

5 years

Age of sexual sterility

Death

Gestation or incubation

12 months

Interbirth period

12 months

Litter size

1-3

Mating system

Promiscuous

Mating season

Summer

Reproduction in captivity

Easy

Research

Research levels

LevelUnlocksResearch gate
Level 1Thriving Requirement 1: Bubble Blower - Airstone, at least 2; Ocellated Eagle Ray Fact Sheet
Level 2Thriving Requirement 2: Fine Sand terrain; Fertility Level 1 (+15% fertility)
Level 3Thriving Requirement 3: Food Grade 2; Release groups and release to the wild
Level 4Thriving Requirement 4: Forage Tray, at least 2
Level 5Thriving Requirement 5: Large Indo-Pacific Reef animals Social Group; Fertility Level 2 (+30% fertility)

Researched by

Vets

Researched at

Habitat or exhibit and Research Centre

Every level of this species' research, with its unlock conditions.

Full research tree

Release groups

Valid release groups

GroupTypeAnimals
Mixed GroupMixed group3 males, 3 females
Solitary MaleSolitary male1 male
Solitary FemaleSolitary female1 female

Release groups, reserve requirements and the roles this species fills.

All release group details

Animal facts

  • Ocellated eagle rays are known for ‘breaching’ - jumping out of the surface of the water, sometimes up to 1m high.
  • Ocellated eagle rays have specially adapted teeth that form a flat, rasp-like surface for crushing shells.
  • Ocellated eagle rays have venomous spikes in their long, whip-like tail.
  • Each ocellated eagle rays have a unique pattern of spots that can be used to identify them like a fingerprint.
  • Ocellated eagle rays are named after eagles because of their large wing-like fins.

Taxonomy

Class

Chondrichthyes

Order

Myliobatiformes

Family

Aetobatidae

Genus

Aetobatus

Species

Aetobatus ocellatus
Ocellated Eagle Ray

Ocellated Eagle Ray

Aetobatus ocellatus

Class

Sharks and rays

Found in

Indian Ocean, Pacific Ocean

Endangered

EN

Enclosure

Aquarium

Biomes

Estuarine, Open Sea, Reef

Leg span

2.5 m

Barrier grade

Base game

Join the creator communityThe people who build the Planet Zoo 2 wiki are on our Discord. Ask questions, suggest pages or help build it with us.Join Discord (opens Discord in a new tab)