The superior stratum or arboreal in Magdalena Island National Park (Parque Nacional Isla Magdalena) is made up of the species of bigger development such as Coigüe of Chiloé (Nothofagus nitida), Cinnamon (Drimys winteri), Tepa (Laurelia phillippiana), Tineo (Weinmannia trichosperma), Ciruelillo or Notro (Embothrium coccineum), female Mañio (Podocarpus nubigenus), Luma (Amomyrtus luma) and Cypress of the Guaitecas (Pilgerodendron uviferum).

In Magdalena Island National Park (Parque Nacional Isla Magdalena) the intermediate stratum or underbrush is made up of arborescence species such as the Fuinque, (Lomatia ferruginea), Arrayán (Myrceugenella apiculata), Pitra (Myrceugenella planipes), Tiaca (Caldcluvia paniculatta), and shrub species as Quila (Chusquea quila), Chilco (Fuchsia magellanica) and Tepú (Tapualia stipularis).

The inferior stratum or floor of Magdalena Island National Park (Parque Nacional Isla Magdalena) is formed by herbaceous species, ferns, and mosses, such as Dicranopteris quadripartita, Blechnum chilensis, Gunnera chilensis, and Agrostis magellanica, among others. Plants are also important as the lianas, climbing plant and plants epitaphist that grow on the floor, the trunks and branches of trees and of shrubs, among which it is emphasized the Voqui (Hidrangea intergenima), Little Medal (Medallita) (Mitraria coccinea) and the Coicopihue (Philesia magellanica).

Respect to the fauna of Magdalena Island National Park (Parque Nacional Isla Magdalena), however, the taxonomic most abundant group, among the vertebrates, is the one of the birds, as much the aquatic ones as the terrestrial ones, among these can be mentioned the families Spheniscidae; (Pingüino - Penguin), Procellaridae; (Petreles), Phalacrocodacidae; (Cormoranes), Anatidae; (Ducks - Patos), Charadriidae; (Chorlos), Scolophacidae; (Playeros – Beach Birds), Laridae; (Gulls - Gaviota), Rhynocriptidae; (Tapaculos, Churrines, Chucao) Tyrannidae; (Viuditas (Widows), fiofíos), Turdidae; (Zorzales – Sly fellows). Among the Mammals, they emphasize Lutra feline; (Huillín), Lutra provocax; (Chungungo) Miocastor coipus; (Coipo), Oncyfelis guigna; (Guiña), Pudu pudu, (Pudú), Otaria flavescens; (common marine Wolf – Lobo Marino Común) and Arcthocephalus australis. (Delicate Wolf or of Two Hairs Wolf). It doesn’t count on antecedents respect to Amphibians, reptiles neither of invertebrates.

The unit of Magdalena Island National Park (Parque Nacional Isla Magdalena) does not count on personnel and doesn’t count on infrastructure.