Giant Manta Ray
Mobula birostris
Also known as: Chevron Manta Ray, Giant Manta, Oceanic Manta Ray, Pacific Manta Ray, Pelagic Manta Ray
About This Species
These oceanic giants are most often encountered at productive offshore seamounts, cleaning stations near coral reefs, and upwelling zones where dense zooplankton aggregations draw them to the surface or mid-water column in slow, barrel-rolling feeding passes. Look for the distinctive triangular wingtips breaking the surface, the paired cephalic fins curled forward like horns when feeding, and the broad white underside flashing below the waterline as they bank through turns. Peak sightings typically occur during warmer months when plankton blooms concentrate near reef systems or island chains, with early morning flat-calm conditions offering the best surface visibility — dive sites such as the Maldives atolls, Isla de la Plata off Ecuador, and the Revillagigedo Archipelago in Mexico provide some of the most reliable and predictable aggregation opportunities worldwide.
Ethical Viewing Guidelines
- Maintain a minimum distance of 3 metres at all times, and never position yourself directly in the animal's path or attempt to touch, ride, or restrict its movement in any direction.
- As an Endangered species, it receives legal protection across much of its range, including under the US Endangered Species Act, CITES Appendix II (restricting international trade), and various national laws in key habitat countries such as the Philippines, Mexico, and the Maldives, where dedicated manta sanctuary legislation may impose additional rules that local operators are obligated to follow.
- Enter the water calmly, avoid flash photography, limit group sizes to no more than four snorkellers or divers per animal, and exit the water entirely if the individual shows signs of stress such as rapid changes in direction, submergence, or cessation of feeding behaviour.
Seasonal Activity
18,171 sightings · 2000–2026
Citizen science records via GBIF
Classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Elasmobranchii
- Order
- Myliobatiformes
- Family
- Myliobatidae
Photo
Wikimedia Commons / Wikimedia Commons
CC-BY-SA-4.0
Occurrence data from GBIF.