[EN] A research is made about the microfloral, microfaunistic and physicochemical aspects of the waters of Huerva River. The partial zone studied includes about 37 km of the course of the river, from the Mezalocha dam until reaching the town of Zaragoza. Samples were taken in five places along the year 1978 and part of 1979. After the resuls if is possible to establish zone ecological relationship connecting the geological features of the river bed and the above mentioned parameters.

Peer reviewed