Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Islands and Protected Areas of the Gulf of California' has mentioned 'Island' in the following places:
Occurrence Sentence Text Source
The island of Isla Tortuga is one example of this ongoing volcanic activity.
One particularity is the uninhabited Isla Tiburon (Shark Island), which is communally owned by the Seri indigenous peoples.
The Seri consider the island a sacred site and carry out ceremonies.
Threats today include, on land, alien invasive species with herbivores and predators menacing the delicate small island systems.