TY - JOUR AU - Instituto de Medio Ambiente, Recursos Naturales y Biodiversidad de la Universidad de Léon AU - Blanco Lanza, Saúl AU - Ector, Luc AU - Bécares Mantecón, Eloy AU - Ecologia DA - 2004 PY - 2018 UR - http://hdl.handle.net/10612/7107 AB - The Water Framework Directive (WFD) requires that the European Union countries determine the biological state of their waters with respect to sites of high quality. Despite bioindicators have been widely applied in running waters and deep lakes... LA - eng PB - Universite de París VI KW - Biología KW - Ecología. Medio ambiente KW - Diatomeas KW - Diatoms KW - Lagos KW - Vigilancia ambiental KW - España KW - León TI - Epiphytic diatoms as water quality indicators in Spanish shallow lakes ER -