Snorkeling
Masks included in all tours
![IMG_4963 4 a group of fish in the water](https://www.ecosportsardinia.com/wp-content/uploads/sites/2276/2022/01/IMG_4963-4-1-e1642073145351.jpg?w=600)
Occhiate
They are very numerous in the Tavolara Marine Area, silvery in color with a black band near the tail. They resemble bream but are less good to eat.
![sognare-un-polipo a fish swimming under water](https://www.ecosportsardinia.com/wp-content/uploads/sites/2276/2022/01/sognare-un-polipo-e1642148437121.jpg?w=600)
Octopuses
Their goofy appearance and lack of a flashy arsenal conceal the true nature of relentless predators, making incredible intelligence their surprising winning weapon.
![Fullwidth_castagnole a flock of birds swimming in the water](https://www.ecosportsardinia.com/wp-content/uploads/sites/2276/2020/11/Fullwidth_castagnole-e1642147871218.jpg?w=600)
Castagnole
In September, thousands of small fry are born which have an intense fluorescent electric blue color then as they grow they become darker almost black.
![stella-marina_1020x680 a bird sitting on a rock near the ocean](https://www.ecosportsardinia.com/wp-content/uploads/sites/2276/2022/01/stella-marina_1020x680-e1642074372896.jpg?w=600)
Starfish
Starfish belong to the large group of echinoderms, which also includes sea urchins. Their body is divided into 5 arms very similar to each other and arranged concentrically around the central axis.
![maxresdefault a flock of birds swimming in the water](https://www.ecosportsardinia.com/wp-content/uploads/sites/2276/2022/01/maxresdefault-e1642148343231.jpg?w=600)
Posidonia
Posidonia meadows are a sort of large marine lung. Through chlorophyll photosynthesis, they produce up to 20 liters of oxygen per day per square meter, and absorb huge amounts of carbon dioxide.