Nesting surveys: Bonaire and St. Eustatius
In the nesting season the beaches most used by turtles are patrolled by monitoring staff and volunteers. Signs of nesting and hatching are recorded. Moreover, nests are excavated and detailed information is gathered on the number of eggs laid and the hatching and emergence success.
Foraging ground surveys: Bonaire
Around March-April snorkel surveys are swum for about one hour and the number turtle individuals are counted per species.
Sightings during tourist dives: Saba
All year round tourists dive together with a guide trained in species recognition. The guides registers the species and number of individuals sighted per dive.