Learn more about the marine fauna of Cancun

If you want to plan a vacation full of fun and nature, you should know more about the marine fauna of Cancun so that you make sure to take a diving or snorkeling tour to observe some of these beautiful animals.

Diving is an activity that is always fun, but you must be prepared to interact with the marine life that you will find here.
Dive or snorkel in Cancun, It’s a rewarding experience, and if you haven’t taken your first steps in diving, you might even learn here.

Let’s take a look at the marine fauna that you can find on your adventures in the waters of Cancun. As a general rule, the correct way to behave in front of marine fauna is not to get too close to the animals, much less try to touch them, on the other hand, take into consideration that if you get to dive in the Marine National Park, you cannot extract no animal or any object from the bottom of the sea.


The stripes they are quite common in Caribbean waters. Usually found in coral reefs and the warm, shallow waters of Cancun, they usually swim close to the surface of the sea and their skin blends with the color of the ocean. They also tend to rest at the bottom of the sea.

Sea urchins

Sea urchins are often found attached to the seabed and are generally no bigger than the size of a clenched fist, it is important not to touch them as they have many sharp needles sticking out of their bodies. In case of hitting a sea urchin, check if any of its needles are stuck to your skin. If so, remove it immediately to avoid possible infection.


The corals are very attractive to look at and can be enjoyed while diving or snorkeling in Cancun, simply by keeping in mind one recommendation: don’t touch them. In an instant you can destroy a coral formation that took years to develop. In addition, the contact of the coral with the skin can cause eruptions, inflammation or even a small but painful cut.


In the waters of Cancun there are 2 main types of sharks that can be admired: the nurse sharks and the whale sharks (Only in the time of May to September) Nurse sharks are relatively small and generally stay away from divers. Now, since these are nocturnal animals, you will have better luck seeing them if you practice night dive. The whale sharks Instead, they are huge and imposing but totally harmless. The latter can be seen in the summer, when they come to this area to feed on plankton.

Sea turtles

Turtles are one of the most frequent animals in the waters of Cancun. In Quintana Roo, 4 species of sea turtles arrive: the loggerhead, the hawksbill, the leatherback and the white, these species come here to feed and spawn. Since they are in danger of extinction, they must be treated with great respect