Free Marine Animal Identifier
Identify marine animals — from whales to sea stars — instantly from a photo. Powered by AI — completely free, no sign-up required.
About This Tool
The ocean is home to incredible diversity. Our marine animal identifier covers fish, mammals, invertebrates, reptiles, and everything in between. Identify dolphins, seals, octopuses, sea stars, crabs, and thousands more species.
📸 Tips for Best Results
- ✓Clear underwater photos give best results
- ✓Note the depth and ocean region
- ✓Body shape and colour patterns are key
- ✓Behaviour clues (swimming style, feeding) can help
🧠 Interesting Facts
- •The ocean covers 71% of Earth's surface
- •Over 240,000 marine species have been formally described
- •The deep sea is the largest habitat on Earth
- •Blue whales produce the loudest sound of any animal
Upload Photo
Select or take a photo of the animal
AI Analysis
Our AI analyses thousands of characteristics in seconds
Get Results
Receive species identification with detailed information
Identify this animal now — completely free, no sign-up required.
More Animal Identifiers
Amphibian Identifier
Identify any amphibian instantly with our free online amphibian identifier.
Aquarium Fish Identifier
Identify aquarium fish species instantly from a photo.
Animal Identifier
Identify any animal instantly with a photo.
Snake Identifier
Identify snake species instantly — including venomous vs non-venomous.
Bird Identifier
Identify bird species instantly from a photo.
Fish Identifier
Identify any fish species instantly from a photo.