TY - JOUR DO - 10.1016/0025-326x(91)90774-m UR - http://dx.doi.org/10.1016/0025-326X(91)90774-M TI - Environmental and biological changes related to recent human activities in the Mar Menor (SE of Spain) T2 - Marine Pollution Bulletin AU - Perez-Ruzafa, A. AU - Marcos-Diego, C. AU - Ros, J.D. PY - 1991 DA - 1991/01 PB - Elsevier BV SP - 747-751 VL - 23 SN - 0025-326X ER -