ASSOCIATIONS BETWEEN SOME MACROALGAL SPECIES AND LIMPETS AT CERTAIN ROCKY INTERTIDAL ZONES OF AL-JABEL AL-AKHDAR COAST, LIBYA.

Organchlorine Insecticides and Polychlorinated Biphenyls Residues in Soil and Water Samples Collected From El-Gabal El-Akhdar, Libya

ECOLOGICAL STUDY ON WATER AND SEDIMENTS IN A SECTION OF THE RIVER NILE, ASWAN, EGYPT AS INDICATION FOR WATER QUALITY WITH THE EXISTENCE OF THE TOURISTS SHIPS FLOATING.

Some aquatic insects and invertebrates as bioindicators for the evaluation of bacteriological pollution in El-Zomor and El-Mariotya canals, Giza, Egypt

HISTOPATHOLOGICAL EFFECT OF CERTAIN HEAVY METALS ON THE MOSQUITO VECTOR CULEX PIPIENS L. (DIPTERA: CULICIDAE)

Ecological studies on some aquatic insects in the Damietta branch, River Nile of Egypt as bioindicators of pollution

Application of Chemical and Biological Indices to Water Quality Assessment of the Nile River at Assiut City, Egypt

Biological Indicators for Pollution Detection Using Two Freshwater Snails, Biomphalaria alexandrina and Lanistes carinatus in Egypt

Aquatic insects as a biomonitoring and bioindicators for trace metals in the contaminated Al-Mahmoudia Canal, River Nile, Egypt

ANISOPS SARDEUS SARDEUS HERRICH-SCHAEFFER (HETEROPTERA: NOTONECTIDAE) AS A BIOINDICATOR OF HEAVY METALS IN WASTEWATER TREATMENT PLANT AT ISMAILIYA, EGYPT