Isistius brasiliensis

Isistius brasiliensis (Quoy and Gaimard, 1824) is a species of chondrichthyes belonging to the family Dalatiidae (order Squaliformes).

Common name. In English this species is commonly known as the cookiecutter shark.

Taxonomy. The scientific name Isistius brasiliensis (Quoy and Gaimard, 1824) places this species within the chondrichthyes lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Squaliformes, Isistius brasiliensis exhibits the group's characteristic adaptations: a chondrichthyes fish Its biology reflects the demands of its particular habitat and life history within the family Dalatiidae.

Distribution. The species occurs within the natural range of its lineage; precise localities and depth preferences are documented in the taxonomic literature for Dalatiidae.

Human relevance. Like many fishes, it may be of interest to fisheries, aquaculture, the aquarium trade, or conservation, depending on its abundance and distribution.