species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
calcareous sponge
The calcareous sponges of class Calcarea are members of the animal phylum Porifera, the cellular sponges. They are characterized by spicules made of calcium carbonate in the form of calcite or aragonite. While the spicules in most species hav ...
found off the coast of
Arraial do Cabo
Arraial do Cabo () is a municipality located in the Brazilian state of Rio de Janeiro. Its population was 30,593 as of 2020 census
A census is the procedure of systematically acquiring, recording and calculating information about the members of ...