FIG. 8 in Overview of Mitaraka survey: research frame, study site and field protocols

FIG. 8. — Active and passive substrate sampling: A, B, collection of dead branches infested with saproxylic larvae for "rearing" in emergence chambers (EXL); C, sampling soil litter for invertebrates with Winkler sieve (WS); D, spraying trunks with insecticide to collect small bark-dwelling arthropods that fall on the white sheet at the bottom of the trunk; E, searching for Annelida in soil samples collected with a spade; F, fish sampling in a small stream using rotenone. Photos: A, B, Stéphane Brûlé; C, Benoît Fontaine; D, Jürgen Schmidl; E, F, Xavier Desmier.