Conceptid (2) | Preflabel |
---|---|
ZBN00496 | Abundance of Ephemeroptera (ITIS: 100502: WoRMS 235812) per unit area of the bed by sieving and picking under an optical microscope |
ZBVV0496 | Ash-free dry weight biomass of Ephemeroptera (ITIS: 100502: WoRMS 235812) per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition |