Manta rays face growing threats in the ocean

July 10, 2026

Manta rays are gentle ocean giants known for their massive size, intelligence, and graceful movements. Marine biologist Andrea Marshall studies these remarkable creatures as declining populations highlight the urgent need for marine conservation and habitat protection.

Manta rays are among the largest animals in the ocean
Manta rays are among the largest animals in the ocean

Giant rays that can span up to 25 feet across

They glide through the water with slow, powerful movements
They glide through the water with slow, powerful movements

Often compared to flying underwater

Up close, their size can feel overwhelming
Up close, their size can feel overwhelming

They can even block out the sunlight above you

Marine biologist Andrea Marshall studies these animals
Marine biologist Andrea Marshall studies these animals

A leading expert dedicated to understanding manta rays

Despite their size, they are gentle and harmless
Despite their size, they are gentle and harmless

They pose no threat to humans

Manta rays are highly intelligent creatures
Manta rays are highly intelligent creatures

They have the largest brain of any marine fish

They often approach humans instead of avoiding them
They often approach humans instead of avoiding them

Curious behavior makes encounters unique

Places like Southern Mozambique are key habitats
Places like Southern Mozambique are key habitats

Rich waters once supported large manta populations

However, their numbers have declined dramatically
However, their numbers have declined dramatically

Fishing and demand for products have reduced populations

Protecting manta rays is becoming increasingly urgent
Protecting manta rays is becoming increasingly urgent

Awareness is key to their survival