échantillonnage selon un temps déterminé

PHR: méthode d'échantillonnage à temps déterminé

CONT: Timed searches can be used to generate a species list for a site, or to provide a quantitative or semi-quantitative indication of species abundances; this approach is most applicable where target organisms are quite rare, so a very large area must be searched to encounter individuals.
PHR: timed-search method