Growth of clam seed (Ruditapes decussatus) reared in the wastewater effluent from a fish farm in Galicia (N.W. Spain)

The use of the effluent from an intensive culture of turbot, Psetta maxima, cultured at Nastos (Galicia) as a source of nutrients for growing the Ruditapes decussatus seed was evaluated and compared with the growth under field conditions in a clam-rearing zone (Carril, Galicia). The seed was placed at a density of 2.5 kg/m2 in trays suspended in four tanks with different flow rates. Wastewater was changed at the rate of 1 vol./h, 2 vol./h and 4...