. . . . . . . . . . . . . . "Unavailable"@en . . "SDN:P01::ZBN00730" . . "ZBN00730" . . . "accepted"@en . "Abundance of Hydropsyche ornatula (ITIS: 599885) per unit area of the bed by sieving and picking under an optical microscope"@en . . . . .